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VAMP 221 manual- Arc flash protection

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2. 110kV 110kV 7 1 1 E gE ee ER LLL 3 888 JA Zelt 3 10kV Age 8 LONE 1 ZONE 2 ZONE 3 linc 3zone 1 Figure7 1 1 Selective fibre solution 3 incomers 3 protection zones CBFP in P 3 VAR 4 CE TRIP IN TRIP 1 TRIP 2 TRIP 3 TRIP EZ gt gt gt C wes TRIP IN TRIP TRIP 2 1 8 2 VAMP 221 COM 1 VAM 4C COM 1 VAM 4C COM 1 H D gt 2 EG gt gt 0 2 D gt b amp COM 2 TRIP 1 TRIP 2 TRIP 1 TRIP 1 2 VAM 3L COM 1 VAM 3L COM 1 VAM 3L COM 1 gt Luz COM 2 gt COM 2 L gt L gt amp l gt COM 2 TRIP 1 TRIP 1 TRIP 1 linc 3zone appl 1 paakaavio Figure 7 1 2 Selective fibre solution 3 power flow directions 3 protection zones CBFP in use V221 EN M B019 VAMP 221 7 Application examples incomers 3 protection zone
3. VAM4c Figure 2 2 7 1 Current I O unit VAM 4C front panel 1 Programming switches 2 POWER indicator light indicates the supply voltages of each component are in order 3 COM indicator light lit when the central units and I O units are communicating 4 ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty current transformer or phase current unbalance 5 Connector sockets for the VX001 modular cables 6 LED lights indicating that I stage has started 7 Terminals for three current transformers 8 Current transformer programming switches 9 Overcurrent setting knob 114 1 setting range 0 5 6xl 10 Overcurrent setting knob 114 lo setting range 0 05 5xl 11 1 unit trip relay activated 12 Terminal block for external communication and channels and trip signal 13 Indicator leds for current setting 30 V221 EN M B019 VAMP 221 2 2 8 V221 EN 19 2 User interface 2 2 I O unit VAM 4CD VAM 4CD Arc Protection 1 0 6 CURRENT TRANSFORMER 2 3 FEEDER 4 ERROR ADDRESS ZONE 1 amp 2 3 O com I gt PICK UP 2XIn 2 POWER OTHER EXT ON 6696960666969696 121110 9 8 7 6 5 4 3 2 1
4. SENSOR O OK et le O POWER O COM O TRIP O ERROR SENSOR INPUTS CH1 O cH2 O CH3 VAM 3L 3LX conn Channel 1 Channel 2 Channel 3 1 24 supply from master unit supply from master unit or external power supply CANE es COMI COM2 L gt 1 en gt 4 4 S3 Trip 2 10 DO 24Vdc information DI amp DO Not in use 2 15 T preay NO 2 16 Trpreay NO Ir Figure 4 7 3 Example of VAM 3L interfaces V221 EN M B019 117 8 7 Connection examples 8 Interfaces VAMP 221 8 7 7 VAM 4 GY 00000000000 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 2 VAM 4C COM 1 COM 2 O TRIP 400 POWER 2 00 O COM xin 100 O ERROR 0 5O CURRENT TRANSFORMER 0 1O O L1 12 L3 1 Lips Eis 1 1 3 Current input 111 X1 5 7 Current input IL2 lo X1 9 11 Current input 3 X2 1 24V supply from master unit or external power supply Zone m X2 4 CAN H information L gt I gt master slave com gt TRIP NE Dew xa x Deu lT
5. VAM10L Figure 2 2 3 1 Arc sensor I O unit VAM 10L front panel 6 7 8 9 10 11 Connection for portable arc sensor VA 1 DP Programming switches POWER indicator light indicates that the supply voltages of each component are in order COM indicator light lit when the central unit and I O units are communicating ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty arc sensor or changes in the amount of sensors Connector sockets for the VX001 modular cables LED lights indicating sensor activation Terminal block for ten arc sensors Portable arc sensor VA 1 DP connected and operational Portable arc sensor activated I O unit trip relay activated 12 Terminal block for external communication and V221 EN 19 channels and trip signal 25 2 2 110 unit 2 User interface VAMP 221 2 2 4 VAM 10LD VAM 10LD Arc Protection 1 0 D SENSOR CHANNELS O O O O O 43 3 4 5 6 7 8 9 10 ADDRESS NR 10 1 BB FEEDER 7 5 ERROR 2 CB FEEDER 7 4 O com 8 O POWER 3 CC FEEDER 7 4 BB FEEDER 8 5 CB FEEDER 8 6 CC FEEDER 8 7 BB FEEDER 9 8 BB FEEDER 9 9 BB FEEDER 9 10 TIE BREAKER ID SENSOR 40 ACTO 9 OKO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 gg 9 99 8999999999809
6. T max 0 5 0 6Nm 4 4 5 3 Ib in 3 50022 139 V221 EN 19 10 1 Dimensional drawings 10 Construction VAMP 221 10 1 10 VAR ACE 60 2 36 E VARACE mittakuva 10 1 11 VA 1 DA mm 22 2 in 063 20 14 079 0 55 On E C lt oe ie 4 2 0 17 VA1DA_mittakuva 10 1 12 VA 1 EH 62 00 mm E mittakuva 140 V221 EN M B019 VAMP 221 10 Construction 10 1 Dimensional drawings 10 1 13 VYX 001 21 00 25 00 59 00 42 00 15 00 20 00 El 7 00 VYXOO l mittakuva V221 EN M B019 141 10 1 Dimensional drawings 10 Construction VAMP 221 10 1 14 VYX 002 mm XE gt wu e 15 15 059 059 0 D b o o 240 1 18 30 1 18 VYX002 142 V221 EN M B019 VAMP 221 10 Construction 10 2 Unit installation 10 1 15 VYX 076 205 8 70 VYX076 mittakuva 10 1 16 64 2 52 VYX077mittakuva V221 EN M B019 143 10 2 Unit installation 10 2 144 10 Construction VAMP 221 Unit installation Caution Head this User s Manual carefully before undertaking a
7. 2 123 4 5 6 7 8 9 10 11 12 13 14 15 16 0000000000000000 VAM 4CD Figure 2 2 8 1 Current I O unit VAM 4CD front and back panel 31 2 2 I O unit 32 2 User interface VAMP 221 Programming switches POWER indicator light indicates the supply voltages of each component are in order COM indicator light lit when the central units and 1 units are communicating ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty current transformer or phase current unbalance 5 Connector sockets for the VX001 modular cables 6 LED lights indicating that stage has started f 8 9 Terminals for three current transformers Current transformer programming switches Overcurrent setting knob 114 l 3 setting range 0 5 6xl 10 Overcurrent setting knob 114 lo setting range 0 05 5xl 11 1 unit trip relay activated 12 Terminal block for external communication and BI O channels and trip signal 13 Indicator leds for current setting 14 Text pocket V221 EN M B019 VAMP 221 2 2 9 V221 EN 19 2 User interface 2 2 1 unit Multiplying relay VAR ACE front plate Vaasa Electronics Oy Made in Finland eee me me me me 113 15171 zit aal joo 31 2 4 6 8 32 14 18 20 24 268 30 32 Dooooooooooooooc
8. CAS 4 4 4 2 3 4 Figure 2 2 9 1 Multiplying relay VAR 4CE 1 POWER LED indicates that the external operating voltage of 24 Vdc is connected 2 Terminals for external operating voltage 24 Vdc Can be supplied by central units or I O units 3 Terminals for incoming trip signal external dry contact 4 Terminals for outgoing trip signals four potential free contacts normally open 33 2 2 I O unit 2 User interface VAMP 221 2 2 10 Multiplying relay VAMP 4R front plate e 0090009000900 1211 9 8 6 5 4 3 2 1 X2 VAMP 4 LJ LJ JL JL TRIP 1 2 a 18 265Vac dc O Trip 1 INPUTS O Trip 2 OUTPUT TRIP GROUP 1 TRIP GROUP 2 SF ALARM NO NC NO NC NO IT 1 23 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 000000600000 000000000 um 1 m 1 1 1 1 I 1 1 1 11 1 II ICH o VAMPAR front plate Figure 2 2 10 1 Multiplying relay VAMP 4R 1 POWER LED indicates that the external operating voltage of 24 Vdc is connected 2 Terminals for external operating voltage 24 Vdc Can be supplied by central units or I O units 3 Terminals for incoming trip signal e g 24 Vdc from VAM I O unit binary output 2 groups Control voltage range is 18 265 Vad dc 4 Terminals for outgoing trip signals 8 pote
9. 111 8 7 Connection examples 112 uus VAMP 22 T ossis 112 O22 TEES 113 9 9 ass ge a 114 529 115 20130 Nn 116 0 0 WAM SLs VAM 1 dva apana Pedido de daba d 117 822212 actos REM 118 puso NAMA RE 119 7 Teclinical dala iilos a aaa aa eds recentes 120 Sl al ee NUT 120 9 1 1 Measuring circumts 120 9 1 2 Auxiliary power supply 121 9 1 3 Digital inputs BVO 122 123 251532 AIA GOR CS Sea a 125 9 1 6 Communication bus interface 125 9 1 7 Local serial communication port 125 9 2 Tests and environmental conditions 126 9 2 1 Electrical safety tests 127 9 2 2 Mechanical teS S ce enc 127 9 2 3 Environmental conditions 128 2d deligere ux DUM D A D 128 PASS eet 129 9 3 130 7 3 40M DEOIGOlODloesiei ded v o aed 130 9 3 2 Circuit breaker failure protection stage 130 9 4 Unbalance a i
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11. REM If the earthing potential varies in the switchgear installation the earthing should be done from master VAMP221 in parallel with the communication cable VX001 In this case the dinrail connection between slaves and switchgear should be isolated V221 EN M B019 161 162 12 Appendix Earthing instruction VAMP 221 ALT 2 Use a 2 5 mm2 p Ths end to be connected to the switchgear earth multicore cable Attach it via a AMP connector to the top right corner of the I O unit Max length 0 5 m ha Washer with teeth to ME perforate the painted surface VAM 10L COM 1 COM2 SENSOR POWER Bl ERROR SENSOR INPUTS 0 Os O7 Os Dio s ul E E ul KI gI D ul 1 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 17 18 19 20 earthing instruction 2 If the switchgear earthing solid V221 EN M B019 Customers Care Center http www schneider electric com ccc Schneider Electric 35 rue Joseph Monier 92506 Rueil Malmaison FRANCE Phone 33 0 1 41 29 70 00 Fax 33 0 1 41 29 71 00 www schneider electric com Publication version V221 EN M B019 Publishing Schneider Electric 08 2013 2012 Schneider Electric All rights reserved
12. VAM10LD Figure 2 2 4 1 Arc sensor I O unit VAMP 10LD front and back panels 26 V221 EN 19 VAMP 221 V221 EN 19 2 User interface 2 2 I O unit Connection for portable arc sensor VA 1 DP Programming switches POWER indicator light indicates that the supply voltages of each component are in order COM indicator light lit when the central unit and I O units are communicating ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty arc sensor or changes in the amount of sensors 6 Connector sockets for the VX001 modular cables 7 LED lights indicating sensor activation 9 Terminal block for ten arc sensors Portable arc sensor VA 1 DP connected and operational 10 Portable arc sensor activated 11 1 O unit trip relay activated 12 Terminal block for external communication and channels and trip signal 13 pocket for sensor specific labels 27 2 2 I O unit 2 User interface VAMP 221 2 2 9 VAM 3L 12 6000666666666 606 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 X2 6 D SENSOR 0 3 ed Lo O ACT 40 O TRIP 3 2 COM 5 O ERROR SENSOR INPUTS O CH1 O CH2 O CH3 VAM3L Figure 2 2 5 1 Arc fibre sens
13. 8 6 Block diagram X1 1 X1 3 X1 5 X1 7 X1 9 X1 11 X2 15 X2 16 VAMAC block X1 1 X1 3 X1 5 X1 7 X1 9 X1 11 X2 15 X2 16 VAMAC block 109 8 6 Block diagram 8 6 7 110 VAMP 48 VAMP 221 X1 20 X1 18 2 1 24V X1 19 X2 2 GND X2 3 24V x14 X2 4 GND X1 2 X2 5 24V X2 6 GND X1 3 X1 4 X1 5 2 11 1 6 2 12 X1 7 X1 8 X1 9 X1 10 X1 11 2 8 2 9 1 12 1 13 1 14 1 15 1 16 VAMPAR block V221 EN M B019 GO Gg eeng 646 56 004 Mes penss 2002 20 82 oe 111 8 6 Block diagram 8 Interfaces VAMP 221 O C o 5 gt 8 6 8 5 o4ju02 a o LHDI 4 4 MS 1 4 49327 uou 9 2 40 Jaopoooq Lm af lt I G 8 8 10 wwoL Avz gt 9 4 dINWA lt lt 7 lt 1 xxx YOYMS auoz A vuu0L ApZ VA 40 Ay TAY Jo Bupjoojq Mp AWYA Jo Jo4uoo di 40 uus LX 16 A TOL WN YOUMS lt y 9002 V O 8 lt pejoe es c euoz 0 lt 2 euoz J 2 0 lt pejoejes 9 02 Buas
14. Tipriy NO 9 X216 Triprelay NO Figure 8 7 7 1 VAM 4C interfaces 118 V221 EN M B019 221 8 Interfaces 8 7 Connection examples 8 7 8 VAM ACD L2 lo 1113 SW2 S Sis S m S Sane 1211109 8 7 6 5 4 3 2 1 1 X2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 O CO O COO OCO VAMACD conn 1 1 3 Current input IL1 RENE 1 5 7 Current input 2 lo X1 9 11 Current input 113 mmm 0 unit or external power supply GND o 3 _ L gt I gt master slave SCH DI 24 48 2 9 2 10 2 11 2 12 2 13 2 14 Trip relay NO Trip relay NO Figure 8 7 8 1 VAM 4CD interfaces V221 EN M B019 119 9 1 Connections 7 9 1 9 1 1 120 9 Technical data Technical data Connections Measuring circuits VAMP 221 Rated current L1 L3 current measuring zone thermal withstand capability power consumption Rated current L2 lg current measuring zone thermal withstand capability power consumption Terminal single or multi strand wire VAMP 221 1 or 5 A optional 50 60Hz 0 0 6 luy lu 21A 0 30 A 0 6 lu ly 5A 300 A for 1s 100 A for 10s 20 A continuous 0 3 VA 1 or 5 A optional 50 60Hz 0 6 A 0 6 21A 0
15. 221 Arc flash protection system Publication version V221 EN M BOIO User manual Schneider V221 EN 19 VAMP 221 Table of Contents Table of Contents RTC 7 1 1 VAMP 221 arc protection system components 7 1 1 1 Central unit VAMP 221 9 1 1 2 1 units VAM 12L VAM 12 LD VAM 10L VAM 10LD VAM 3L VAM 3LX and VAM 4C VAM 40D 10 1 1 3 Arc sensors VA 1 DA VA 1 EH ARC SLx ARC obmnocand VAT DE S asset videbo tuse pti vta cO 12 1 1 4 Other system 16 1 2 Operational sale cames aapa EUER EM 16 2 User INTC ACS ni eni aaa aaa Ma a apa aaa ege aaa 17 2 1 Front panel of the central unit VAMP 221 17 2 1 1 Display and status indications 18 2 1 2 Buttons and programming switches 19 2 1 3 MOVING Be buten E 20 22 GNU dee 21 22 222 NAMAI Ds aa i do oa dvd 23 mn 25 22A VAM TOUD S cet o ERE TUE DUE V Dd MEE 26 VEM D O OL O M 28 a 29 E 30 250 NAMA OB gan eaaa NG ana Na an a 31 2 2 9 Multiplying relay VAR 4CE front plate 33 2 2 10 Multiplying relay VAMP 4 front plat
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17. Current pick up setting potentiometer settings L1 L3 12 1 L1 L3 OQ V221 EN M B019 VAMP 221 V221 EN 19 7 Application examples 7 3 Selective point sensor solution multiple incomers multiple protection zones CBFP in use Potentiometer settings are used to set the light activation level for phase currents and The setting zone is 0 5 6 x ln This current setting is separate from the 2 6 setting L2 lo Potentiometer settings are used to set the light activation level for phase currents 1 2 or earth fault current lo The setting zone is 0 05 5 ln This current setting is separate from the l setting NOTE If three phase currents are connected to the central unit both L1 L3 and L2 settings must be made Configuration of the current UO unit VAM and VAM 4CD 8 SW1 switch settings Definition VAM4C 8 System operating zone 1 light information System operating zone 2 light information System operating zone 3 light information 1 System operating zone 4 ight information 1 Address weighting coefficient kb kb VAM 4C 8 address 1 33 91 7 3 Selective point sensor 7 Application examples VAMP 221 solution multiple incomers multiple protection zones CBFP in use SW2 switch settings Definition VAM4C 2 Position 0 switch down trip relay is only operational while the pro
18. 18 V221 EN 19 VAMP 221 2 User interface 2 1 Front panel of the central unit VAMP 221 NOTE Moving in the operating menus does not affect the operation of the arc protection the system is ready to activate once the system has been configured and while the central unit is connected to an operating voltage 2 1 2 Buttons and programming switches V221 keyb Figure 2 1 2 1 Buttons and programming switches 1 Programming switches for the trip relay matrix 2 Selection switch for the secondary current of the current transformer Overcurrent setting knob 14 lj 3 setting range 0 5 6xl 4 Overcurrent setting knob 112 lo setting range 0 05 5xl 5 Navigation keys 6 SET push button for activating functions 7 ENTER push button for executing functions 8 Communication port for loading software updates not needed in normal operation For more details on the trip relay matrix see section 3 3 Using programming switches V221 EN M B019 19 2 1 Front panel of the central unit 2 User interface VAMP 221 VAMP 221 2 1 3 20 Moving in menus 59 RUN Information of last activation 41 I O unit no sensor RUN Use push button for reset units indicators and trip relays 2 RUN Use push button for E clearing the memory INSTALL a INSTALL Number of I O units and sensors con
19. 2 1 24V X2 2 GND X1 R1 Fiber receiver 1 X2 3 CAN L X2 4 CAN H X1 TI Fiber transmitter 1 X2 5 RS B 77 2 6 85 NH XT R2 Fiber receiver 2 X1 T2 Fiber transmitter 2 B XI R3 Fiber receiver 3 COM1 X1 T3 Fiber transmitter 3 COM2 X2 15 X2 16 X2 7 DI in GND X2 8 Dl in 24 4 48V X2 9 DO out GND X2 10 DO out 24V VAM3L_block 8 6 5 VAM 3LX 2 1 24V 2 2 X1 R1 Fiber receiver 1 2 3 CAN 1 1 X2 4 CAN X1 T1 Fiber transmitter 1 X2 5 RS_B SEE 2 6 85 A BIO E XT R2 Fiber receiver 2 Latch LH L g X1 T2 Fiber transmitter 2 Zone E gt X1 R3 Fiber receiver 3 e COM 1 Fiber transmitter 3 COM2 X2 15 CH2 CH3 X2 16 Adj Adj Adj X2 7 DI in GND e X2 8 DI in 24 48V X2 9 DO out GND X2 10 DO out 24V VAM3LX_block 108 V221 EN M B019 VAMP 221 8 6 6 V221 EN 19 VAM 4C VAM ACD 2 1 24V 2 2 GND 2 3 CAN_L X2 4 CAN_H X2 5 RS_B X2 6 RS_A 1 X2 7 DI in GND X2 8 DI in 24 48V X2 9 DO out GND X2 10 DO out 24V 2 1 24V 2 2 GND X2 3 X2 4 CAN H X2 5 RS B X2 6 RS A COM1 X2 7 DI in GND X2 8 DI in 24 48V X2 9 DO out GND X2 10 DO out 24V 8 Interfaces
20. Arc sensor VA 1 DA Figure 1 1 3 1 Arc sensor VA 1 DA e Strong light is transformed to a current signal in the sensor e VAM 10L transfers the current signal to the central unit e Standard cable lengths 6 m and 20 m sensor type offers a cost effective arc protection solution Easy to install and repair after arc faults for example e Normal installation involves one sensor in each switchgear compartment Self supervised arc sensor V221 EN M B019 VAMP 221 V221 EN 19 1 General 1 1 VAMP 221 arc protection system components Arc sensor 1 EH Figure 1 1 3 2 Arc sensor VA 1 EH e Strong light is transformed to a current signal in the sensor e VAM 10L transfers the current signal to the central unit e Standard cable lengths 6 m and 20 m The sensor type offers a cost effective arc protection solution The sensor can be installed in a tube for example so that the active light detector sees the monitored zone Self supervised arc sensor 1 1 VAMP 221 arc protection 1 General VAMP 221 system components Arc fibre sensor ARC SLm x Figure 1 1 3 3 Arc fibre sensor SLm x he fibre sensor is a durable glass fibre which is manufactured in lengths of 10 15 20 25 30 35 40 50 and 70 metres e The detected light information is transferred to the VAM 3L VAM 3LX unit inside the fibre e he fibre will be installed to go through the supervised compartments e M
21. 12 of operating voltage DC 10min 30 10ms 100 10ms 60 100ms gt 95 5000ms 300A m continuous 1000A m 1 35 1000A m 1 2 50 us V221 EN 19 VAMP 221 9 Technical data 9 2 Tests and environmental conditions 9 2 1 Electrical safety tests Impulse voltage withstand EN 60255 5 class 5 kV 1 2 50 us 0 5 J Dielectric test EN 60255 5 class 2 kV 50 Hz Insulation resistance EN 60255 5 Protective bonding EN 60255 27 resistance Power supply burden IEC 60255 1 9 2 2 Mechanical tests Shock response 60255 21 2 Class half sine 11 ms Acceleration 5 g 6 directions 3 pulse each direction Shock withstand IEC 60255 21 2 Class half sine 11 ms Acceleration 15 g 6 directions 3 pulse each direction Bump test IEC 60255 21 2 Class I half sine 16 ms Acceleration 10 g 6 directions 1000 pulse each direction Vibration Sinusoidal response 60255 21 1 Class Amplitude 0 035 mm Frequency 10 150 Hz Acceleration 0 5 g 3 directions 1 sweep sweep rate 1 oct min Sinusoidal endurance IEC 60255 21 1 Class Frequency 10 150 Hz Acceleration 1 g 3 directions 20 sweeps sweep rate 1 oct min V221 EN M B019 127 9 2 Tests and environmental 9 Technical data VAMP 221 conditions 9 2 3 Environmental conditions Operating temperature range 10 55 C Transport and storage temperature range VAMP 221 VAM I O units ARC
22. dnox dul 8 972 xujey Aejey V221 EN 19 8 7 Connection examples 8 7 8 7 1 112 8 nterfaces Connection examples VAMP 221 VAMP 221 3 8 La gt in X3 9 Lb in X3 10 X3 11 6 X3 12 Lb gt out X3 13 GND X3 14 GND X27 GND 2 8 Dl in 424 448 2 9 DO out GND X2 10 DO out 24V N ARC channel 1 X1 2 ARC channel 1 X1 20 ARC channel 10 X2 15 2 16 VAMP221 application2 V221 EN M B019 221 8 Interfaces 8 7 Connection examples 8 7 2 VAM 12L 6000600060006000 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 X2 COM 1 COM 2 eo Le Le SW1 SENSOR 1 ext int 1 OK Latch 2 a BS B NM O POWER zone O TRIP CON 6 Acer a O ERROR E 1 SENSOR INPUTS O1 02 O4 O5 O8 09 O10 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 OOOO POG GC OCC CVO 12L conn 1 12 arcsensorchannelt LI 1 34 arsensorchamel2
23. 2 trips the circuit breaker between zones 2 1 and 2 2 in zone 2 2 faults tripping group 2 if the current limit is exceeded The central unit 4 trips its own feeder circuit breaker and those between zones 2 2 and 2 4 2 3 and 2 4 and 1 4 and 2 4 in zone 2 4 faults tripping group 1 if the current limit is exceeded The trip has been multiplied with a relay 17 In addition the central unit 4 trips the circuit breaker between zones 2 3 and 2 4 in zone 2 4 faults tripping group 2 if the current limit is exceeded The current I O unit 8 trips its own bus coupler circuit breaker in zone 1 1 faults if the current limit is exceeded The arc sensor I O unit 6 trips the circuit breaker between zones 1 2 and 1 4 in faults in its own zone The arc sensor I O unit 9 trips the circuit breaker between zones 1 3 and 1 4 in faults in its own zone The arc sensor 1 unit 13 trips the circuit breaker between zones 2 2 and 2 4 in faults in its own zone The arc sensor 1 unit 11 trips the circuit breaker between zones 2 1 and 2 3 in faults in its own zone Arc alarm is taken from the alarm relays of the central units which activate in faults in all zones System self supervision alarms are also taken from the central unit alarm relays System components The system configuration comprises the following components e four 4 VAMP 221 central units e one 1 VAM 4C current unit e eight 8 VAM 10L current I O units e
24. The central unit 1 trips its own feeder circuit breaker and those between zones 1 1 and 1 2 1 1 and 1 3 and 1 1 and 2 1 in zone 1 1 faults tripping group 1 and serves as CBFP in faults in these zones tripping group 1 if the current limit is exceeded The trip has been multiplied with a relay 14 In addition the central unit 1 trips the circuit breaker between zones 1 1 and 1 2 in zone 1 2 faults tripping group 2 if the current limit is exceeded CBFP tripping is multiplied for each feeder circuit breaker with a relay 18 The central unit 2 trips its own feeder circuit breaker and those between zones 1 2 and 1 4 1 3 and 1 4 and 1 4 and 2 4 in zone 1 4 faults tripping group 2 if the current limit is exceeded The trip has been multiplied with a relay 15 In addition the central unit 2 trips the circuit breaker between zones 1 3 and 1 1 in zone 1 1 faults tripping group 1 if the current limit is exceeded The central unit 3 trips its own feeder circuit breaker and those between zones 2 1 and 2 2 2 1 and 2 3 and 1 1 and 2 1 in zone 2 1 faults tripping group 1 and serves as CBFP in faults in these zones tripping group 1 if the current limit is exceeded The trip has been multiplied with a relay 16 In addition the central unit V221 EN 19 VAMP 221 7 3 2 V221 EN 19 7 Application examples 7 3 Selective point sensor solution multiple incomers multiple protection zones CBFP in use
25. auxiliary power supply connected the terminal X1 17 X1 18 are closed and X1 19 X1 20 are open Connect the trip alarm output to the closing terminals X1 15 X1 16 VAM 10L VAM 101 0 VAM 3L VAM 3LX and VAM VAM ACD Connect the circuit breaker s trip circuit to the following terminals TRIP1 X2 15 X2 16 fast The output trip relay of the arc I O units VAM 10L and VAM 3L VAM 3LX operates during faults in its own zone In the current I O unit VAM 4C select the protection zone controlling the 1 unit using the programming switches VAM 12L VAM 12LD Connect each output relay to corresponding breaker Sensor channel 1 controls Trip output 1 X2 15 X2 16 Sensor channel 2 controls Trip output 2 X2 11 X2 12 sensor channel 3 controls Trip output 3 X2 8 X2 9 V221 EN M B019 VAMP 221 8 Interfaces 8 6 Block diagram 8 6 Block diagram 8 6 1 VAMP 221 X3 17 X3 18 7 N T X1 7 2 X1 8 Ate X1 9 1 3 a 1 10 X1 4 1 11 Fa 1 5 1 12 1 13 1 6 1 Latch 2 L gt 1 14 3 Fast x1 45 4 150 ms f 57 LA 6 Relay Matrix X1 16 7 8 Slave Pa X1 17 X3 1GND X1 18 X3 2 24V X3 3 RS_B X1 19 X3 4 85 A Pa X3 5 CAN X1 20 X3 6 CAN L 5 0 L2 lo 2 0 05 2 1 Power LED X2 2 GND X2 3 Trip LED X6 1 X2 5 X2 6 1A 2 7 1B 6 2 2 8 1B X2 11 Power L
26. 18 19 20 00000090 0000000000099 VAM12L Figure 2 2 1 1 Arc sensor I O unit 12L 1 Connection for portable arc sensor VA 1 DP 2 Programming switches 3 POWER indicator light indicates that the supply voltages of each component are in order 4 COM indicator light lit when the central unit and I O units are communicating 5 ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty arc sensor or changes in the amount of sensors 6 Connector sockets for the VX001 modular cables 7 LED lights indicating sensor activation 8 Terminal block for ten arc sensors 9 Portable arc sensor VA 1 DP connected and operational 10 Portable arc sensor activated 11 1 unit trip relays activated 12 Terminal block for output relay 22 V221 EN M B019 VAMP 221 2 User interface 2 2 I O unit 2 2 2 VAM 12LD VAM 12LD Arc Protection 1 0 D SENSOR CHANNELS O O O O O 3 4 5 6 7 8 9 10 ADDRESS NR 10 1 BB FEEDER 7 5 ERROR 2 CB FEEDER 7 4 O com 8 O POWER 3 CC FEEDER 7 4 BB FEEDER 8 5 CB FEEDER 8 6 CC FEEDER 8 7 BB FEEDER 9 8 BB FEEDER 9 9 BB FEEDER 9 10 TIE BREAKER ID SENSOR 40 9 OKO 12 34 567 89 1011 12 13 14 15 16 gg 9 99 8999999999909 VAM12LD Figu
27. 47 16 Table 3 2 2 1 Programming switch weight factors VAM 12L VAM 12LD VAM 10L VAM 10LD VAM 3L and VAM SLX only The address range for current I O units is 32 33 46 Do not use address 32 because in this case the current I O unit operates CENTRAL UNIT mode and the actual central unit must be set to SUB UNIT mode see chapter 3 2 1 To determine the address of a current I O unit add the sum of the weight factors to 32 for example programming switch values total 7 address of the current I O unit 32 7 39 Do not use 32 as the unit address if system have central unit Other programming switches have different functions in different units as described below V221 EN M B019 VAMP 221 3 VAMP 221 arc protection system 5 2 Using programming switches operation and troubleshooting Attention Note the position of the VAM 121 0 VAM 101 0 and VAM 4CD dip switches VAM 1210 VAM 101 d CH aaar SENSOR Zone L L l ROO 400 SENSOR Latch 1 ext int OK act TRIP VAM 10L VAM SENSOR RS OK L 6 ACT O TRIP VAM3L VAM3LX VAM10L VAM10LD VAM12L VAM12LD dips Figure 3 2 2 1 Programming switches for VAM 3L VAM 3LX VAM 10L VAM 1010 VAM 12L and VAM 1210 VAM 10L VAM 10LD VAM 3L VAM 3LX Switch 1 determines which light activation ac
28. BI O bus or from a current I O unit the gt LED indicator light is lit The indicator light of the activated stage is lit in the current I O unit VAM 4C 37 3 1 System status indications 3 1 3 38 3 VAMP 221 arc protection system operation and troubleshooting NSA CURRENT WD 4 8 VAMP 221 USE THE TRIMMER FOR SET THE LEVEL OF PICK UP CURRENT 16 12 USE THE TRIMMER FOR SET THE LEVEL OF PICK UP CURRENT L1 L3 CURRENT IN PHASE 1 LIAE TUS CURRENT IN PHASE 2 145 CURRENT IN PHASE 3 4 12 129 Curren E Figure 3 1 2 2 Reading measured currents in the CURRENT mode To read the current values measured by the central unit do the following e Select the CURRENT mode using the up and down arrow keys e he earth fault current phase 2 current setting value appears on the screen lo e Press the right arrow key to view the phase current setting value and instantaneous values measured in the current measuring channels Self supervision alarm VAMP 221 Arc Protection Relay Install Info C Temp set Temp Current Error code ee 3 Power C Trip 1 Com O Trip 2 Error O Trip3 V Ce O Trip 4 O Pint O front_intf
29. Construction 10 2 Unit installation VAR 4 CE The multiplying relay VAR 4 can be used when more than 4 trip outputs are needed simultaneously Attach the multiplying relay to the DIN rail near where the central unit is mounted Connect the auxiliary voltage to terminals X3 1 and X3 2 GND of the central unit or to terminals X2 1 and X2 2 GND in the I O unit and to terminals 1 and 3 GND or 2 and 4 GND in the multiplying relay Note the polarity of the wires Connect the required trip output to terminals 5 7 or 6 8 in the multiplying relay Connect the necessary trip controls to terminals TRIP1 TRIP4 of the multiplying relay Figure 10 2 4 1 Multiplying relay VAMP 221 VAR 4CE 24V 24V 24 4 o 11 12 uy 2 12 o TRIP 1 OUT lt POWER 13 14 9 3 1 34 0 GND L 24V 4 0 17 18 uz TRIP2 0O 19 20 2 24V D 23 24 TRIP Relay TRIP TRIPS e 56 25 26 X1 8 10 12 14 24V 4 29 30 ERA TRIP4 31 32 VAMP221 VARCon Figure 10 2 4 2 Multiplying relay inteface 155 10 2 Unit installation 10 2 5 VAMP 48 VAMP 4R 10 Construction VAMP 221 18 265 V ac dc 24 Vdc d supervision alarm 12 3 4 56 7 8 910 1112 13141516 19 20 18 Figure 10 2 5 1 V
30. For general testing instructions see Chapter 4 Testing of the central unit VAMP 221 1 The system is configured in INSTALL mode once the settings of each system component have been completed You can verify the system configuration against the physical connections in the INFO mode To verify the setting value feed the targeted start current to the current channel L1 or L3 for example 3 x In You can monitor unit activation by the I gt int indicator light To verify the setting value feed the targeted start current to the current channel L2 or lo for example 3 x In You can monitor unit activation by the indicator light If phase current is not fed to all three phases simultaneously the unbalance load alarm is activated Unbalance is indicated by a fault alarm alarm No 18 This alarm will not prevent unit operation however Each unbalance alarm must be separately acknowledged in the central unit Unbalance error has been removed from the software version 3 12 onwards Testing of the current UO unit VAM 4C and VAM 4CD 3 6 To verify the setting value feed the targeted start current to the current channel L1 or L3 for example x In Then turn the potentiometer until the unit activates and the L1 or L3 current channel indicator light is lit To verify the setting value feed the targeted start current to the current channel L2 or lo for example 3 x In Then turn the potentiometer until the unit act
31. Front panel of the central unit 2 User interface VAMP 221 VAMP 221 2 1 1 Display and status indications VAMP 221 V Ce Arc Protection Relay ve 9 Install ita E me C Info E Power Trip 1 C Temp set 4 Com O Trip2 6 OK Error Trip 3 NU Q Current 8 Trip 4 O Error code 7 O Pint 8 I gt ext V221_disp Figure 2 1 1 1 Central unit VAMP 221 display and status indications 1 Operating status indication lights see section Moving in menus RUN normal operation INSTALL system configuration INFO system configuration check TEMP SET reserved for future use TEMP reserved for future use CURRENT current setting limit and measurement indication ERROR reading and resetting of fault memory Display POWER indicator light indicates all supply voltages are in order COM indicator light blinks in INSTALL mode when the central units and 1 units are communicating ERROR indicator light indicates internal fault detected by the relay self diagnostics NOTE The light also blinks dimly in normal operating mode visible only in the dark 6 f 8 Trip indication lights indicate which trip stages have been activated I int LED light indicates overcurrent activation of the central unit l gt ext LED light indicates overcurrent activation outside the central unit NOTE Any rippling in the display is due to its refresh rate
32. V dc RS485 15 kV information self supervision Light current signal 4 arc protection zones 1 overcurrent zone 9 1 7 Local serial communication port VAMP 221 Number of ports 1 pcs in front panel Electrical connection RS 232 9600 kb s software update V221 EN M B019 125 9 2 Tests and environmental 9 Technical data VAMP 221 conditions 9 2 Tests and environmental conditions Disturbance tests Emission Conducted Emitted Immunity 1Mhz damped oscillatory wave Static discharge ESD Fast transients EFT Surge Conducted HF field Emitted HF field Voltage interruptions Voltage alternative component Voltage dips and short Interruptions Power frequency magnetic field Pulse magnetic field EN 61000 6 4 EN 55011 class A EN 55011 class A EN 61000 6 2 IEC 60255 26 IEC 60255 22 1 EN 61000 4 2 class IV IEC 60255 22 2 EN 61000 4 4 class IV IEC 60255 22 4 class A EN 61000 4 5 class IEC 60255 22 5 EN 61000 4 6 class IEC 60255 22 6 EN 61000 4 3 class IEC 60255 22 3 EN 61000 4 29 IEC 60255 11 EN 61000 4 17 IEC 60255 11 EN 61000 4 11 EN 61000 4 8 EN 61000 4 9 0 01 30 MHz 30 1 000 MHz 2 5kVp CM 1kVp DM 8 kV contact 15 kV air 4 kV 5 50 ns 5 kHz 2 kV 1 2 50 CM 1 kV 1 2 50 us DM 0 15 80 MHz 10 Vemf 80 2700 MHz 10 30 15 60 0 15 100 0 05s
33. amaximum of eighty 80 VA 1 DA light sensitive elements e five 5 VAR ACE multiplying relays 89 7 3 Selective point sensor 7 Application examples VAMP 221 solution multiple incomers multiple protection zones CBFP in use 7 3 3 System configuration Configuration of the central unit VAMP 221 1 2 3 and 4 SWI switch settings Definition VAMP221 1 VAMP221 2 VAMP221 3 VAMP221 4 Position 1 switch on the right trip relay is only operational while the protection is activated Position 0 switch on the left trip relay changes to latching status after trip Position 70 switch on the left trip is activated by arc and current criteria Position 1 switch on the right trip is activated by light criteria alone Position 70 switch on the left output trip relays 2 and 4 serve as CBFP Position 1 switch on the right output trip relays 2 and 4 serve as fast trip Position 70 switch on the left CBFP delay time 100 ms Position 1 switch on the right CBFP delay time 150 ms Relay matrix Relay matrix Relay matrix 1 Position 70 switch on the left central unit in central unit mode 1 1 1 central unit su Position 1 switch on the right central unit in sub unit mode Since VAMP 221 1 and 3 serves as the central unit for I O units VAMP 221 1 and 3 must be in the central unit operating mode VAMP 221 2 and 4 must be in the sub unit operating mode
34. arc sensor channel 10 9 external power supply 2 2 X23 2 4 2 5 2 6 X2 8 X2 9 X210 TI 2 11 2 12 Le 2 13 2 14 2 15 Trip relay 1 X2 16 Trip relay 1 Figure 8 7 3 1 VAM 12LD interfaces 114 V221 EN M B019 221 8 Interfaces 8 7 Connection examples 8 7 4 VAM 10L 6 6096 896990006000 16 15 14 13 121110 9 8 7 6 5 4 3 2 VAM 101 1 2 Le am NES O OK e Lo O POWER O ACT M COM O TRIP O ERROR SENSOR SENSOR INPUTS 04 02 O4 05 O8 09 010 1 1 2 3 4 5 6 7 8 9 10111213 14 15 16 17 18 19 20 GCG OCP GOV G GG GV GC GCG VON 1 1 2 1 3 4 1 5 6 1 7 8 1 9 10 X1 11 12 M VAM10L conn 1 13 14 1 15 16 1 17 18 1 19 20 2 1 24V supply from masterunit or external power supply X22 CAN L Zone 1 COM2 X2 4 CAN H information L gt 1 m DI GND Zone change X2 8 DI 24 48Vdc 12502 551 3 gt 4 4 gt 3 DO GND Trip X2 10 DO 24Vdc information DI amp DO 21 Notin use a 14 TT 2 15 Trip relay NO ll 2 16 Trip relay NO II Figure
35. current transformers connected is only one or two 41 3 1 System status indications 3 VAMP 221 arc protection system VAMP 221 operation and troubleshooting Damaged l O unit fault code 11 221 V Ce Relay e Run C Install O Info 3c Power O Trip 1 Temp set Com O Trip 2 Temp 3 Error 3 Current O Trip 4 Error code Pint C ae front_error11 Figure 3 1 4 2 The system indicates a fault in the I O unit whose address is 01 This fault code indicates a damaged I O unit NOTE While this fault is activated no sensor activation connected to the faulty unit will be transferred to the central unit Potential causes 1 A sensor connected to the unit has remained activated for longer than three seconds Corrective measures e Check the physical location of the activated sensor Strong direct light may activate the sensor e Ifthe arc sensor is not exposed to direct light remove one of the sensor conductors to check that the sensor cable is not short circuited If the fault disappears the sensor or cable is probably damaged In this case replace the faulty sensor e Inthe overcurrent unit check the range of the overcurrent setting and whether the nominal values of the current transformers secondary circuits are compatible 2 The modular cable connecting the units is loose or faulty Corrective measures e Check the connection and status of the modu
36. deviating phase The unit also sends a fault alarm to the central unit where it must be separately acknowledged This alarm will not prevent unit operation however 85 7 2 Selective sensor solution 2 7 Application examples VAMP 221 incomers 2 protection zones CBFP in use 86 Testing of the light UO unit VAM 101 and VAM 101 0 4 5 To verify the transfer of the light information activate each sensor using a powerful light source such as a flashlight To verify the data transfer check the light activation from the unit s indicator lights and central unit display Testing of overall system operation Feed a test current exceeding the current limit to the current channels of the central unit and the current I O units and provide light information for each light I O unit at least one light criterion per 1 unit Verify tripping and its selectivity Verify the trip circuit wiring by tripping each system circuit breaker at least once using the system s output trip relay Fill in a testing report see model report in the User s Manual during the test Close the hard wire connection terminals opened during testing and remove temporary connections The system is ready for commissioning V221 EN M B019 221 7 Application examples 7 3 Selective point sensor solution multiple incomers multiple protection zones CBFP in use 7 3 Selective point sensor solution multiple income
37. display and the source must be located using other VAMP protection relays connected with the BI O bus J RUN MO UNIT SENSOR 5 Y E CLEARING OF MEMORY Light E Figure 3 1 1 3 Reading and resetting the arc fault memory To reset the arc fault memory do the following e Press the S button to activate the RUN mode e When the sensor address blinks on the display press the E button The fault memory resets automatically two hours after activation 36 V221 EN M B019 VAMP 221 3 1 2 V221 EN 19 3 221 arc protection system 3 1 System status indications operation and troubleshooting Overcurrent alarm VAMP 221 V Arc Protection Relay Run C install e Info AK Power Trip 1 Temp set Com Trip 2 Temp O Error O Trip3 C Current O Trip4 Error code C Pint A bext Figure 3 1 2 1 VAMP 221 activated due to overcurrent CURRENT TRANSFORMER X O L3 1 13 12 0 v v 4 havahtunut Figure 3 1 2 2 VAM 4C indicates overcurrent channel L2 When any component of the current measuring system detects a current exceeding the setting value of the unit it sends current information to all other units The I gt int indicator light is lit when the central unit measures the overcurrent If the current information 15 obtained from outside the central unit either through the
38. light indicates that the supply voltages of each component are in order 4 COM indicator light lit when the central units and I O units are communicating 5 ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty arc sensor or changes in the amount of sensors 6 Connector sockets for the VX001 modular cables 7 LED lights indicating sensor activation 8 Terminals for three fibre sensors 9 Portable arc sensor VA 1 DP connected and operational 10 Portable arc sensor activated 11 1 O unit trip relay activated 12 Terminal block for external communication and channels and trip signal 13 Sensitivity adjustments for each fibre sensor channels V221 EN M B019 29 2 2 110 unit 2 User interface VAMP 221 2 2 7 VAM 4C 42 608000 06006066006 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 2 4 e 1 COM 2 FF oJ ue 1 a A Zone2 2 O TRIP 41 Zone4 4 1 78 43 400 O POWER 2 200 OcoM 3 100 O ERROR 4 6 0 5 CURRENT TRANSFORMER 0 10 11 12 L3 1 se 0 5 05 1 I x In 1234 ins 1 2 3 4 5 6 7 8 9 1011 12 L1 13 4270 8 9 10 11 13 L2 lo v
39. lo Potentiometer settings are used to set the light activation level for phase currents 1 2 or earth fault current lo The setting zone is 0 05 5 In This current setting is separate from the 1 3 setting NOTE If three phase currents are connected to the I O unit both L1 L3 and L2 settings must be made 76 221 019 221 7 Application examples 7 1 Selective fibre solution 3 incomers 3 protection zones CBFP in use Configuration of the fibre 1 unit VAM SL and VAM 3LX 2 4 and 5 SW1 switch settings Definition VAM3L 2 VAM3L 4 VAM3L 5 Position 70 switch on the left BIO out sends light information Position 1 switch on the right BIO out sends overcurrent information Position 70 switch on the left trip relay is only operational while the protection is activated Position 1 switch on the right trip relay changes to latching status after trip Position 70 switch on the left trip is activated by arc and current criteria Position 1 switch on the right trip is activated by light criteria alone 1 VAM 3L 2 unit address O protection zone 1 VAM 3L 4 unit address 8 protection zone 2 VAM 3L 5 unit address 16 protection zone 3 V221 EN M B019 77 7 1 Selective fibre solution 3 7 Application examples VAMP 221 incomers 3 protection zones CBFP in use 7 1 4 78 NOTE NOTE Testing of example application
40. several central units used for selective arc protection The central unit VAMP 221 includes all arc protection system functions such as overcurrent and arc supervision The 1 unit VAM 10L VAM 10LD VAM 12L VAM 12LD serves as link between the system s point sensors and the central unit Each I O unit has connections for ten arc sensors one portable pin sensor and one trip output The I O unit VAM 3L VAMSLX serves as link between the system s fibre sensors and the central unit Each I O unit has connections for three arc sensors one pin sensor and one trip output The I O unit VAM VAM 4CD serves as link between the system s current inputs and the central unit Each I O unit has connections for three current transformers and one trip output The arc sensor VA 1 DA is activated by strong light The sensor transforms the light information into the current signal which is forwarded through the I O unit to the central unit The arc sensor VA 1 EH also operates on the same principle The pin sensor VA 1 DP has the same functions as an arc sensor but can be temporarily connected to an I O unit The sensor can be fixed to the breast pocket of a technician to improve safety when working with live switchgear The multiplying relay VAR 4 contains four normal open trip relays The multiplying relay can be connected to the central 63 6 1 Protection functions 6 6 1 6 1 1 64 NOTE 6 Functions VAMP 221 F
41. that VAMP 221 arc protection system functionality shall be tested every five years or according to the law V221 EN M B019 221 4 System commissioning 4 3 Periodic commissioning Does the unit Sensor Sensor ippi Tripping receives BIO channel channel ensured Y N message from status other unit 2 Address of I O unit 3 Selectivity of tripping ensured 8 Table 4 3 1 Example of testing protocol V221 EN M B019 61 4 3 Periodic commissioning 62 4 System commissioning VAMP 221 Descriptions 1 2 3 Information available on the units name plate Read the activation of the BI O channel from the central unit s display Read the 1 unit s address from the address selection switches Head the address of the activated indicator channel from the display of the central unit Current value exceeds the I gt setting Y N Light information activated L gt Y N Trip verified either from relay output contacts or breaker operation selectivity checked though cross testing V221 EN M B019 VAMP 221 5 V221 EN 19 5 Main properites 4 3 Periodic commissioning Main properites VAMP 221 is a modular system consisting of a central unit units arc sensors and possible multiplying relays Due to its modularity the system is suitable for a range of arc protection applications from simple systems with one central unit and one 1 unit to more complex solutions comprising
42. the central units and I O units e What is the total number of I O units and sensors Has the system been configured as instructed see 3 4 e Has any other protection or measuring equipment been connected to the current measuring circuits V221 EN M B019 59 4 3 Periodic commissioning 4 2 4 3 60 4 System commissioning VAMP 221 Performing the testing The system should be tested systematically since correct operation of the arc protection system guarantees personal safety Activate each sensor separately and ensure at the central unit that the light information travels through the entire communication channel Enter the test result of each sensor under item 4 of Table 4 2 1 for example Once you have tested each sensor channel separately activate a few sensor channels together with current criteria and verify tripping preferably at least one trip per I O unit Enter the activated channels under items 5 and 6 and the trip in column 7 in Table 4 2 1 If light or current identifier information is transferred from one central unit to another or between relays and the central unit through the BI O bus ensure that this information is transferred between the central units or between the relays and the central unit Enter the light or current information L or received by the central unit under item 2 in Table 4 2 12 Ensure the selectivity of the protection zones Periodic commissioning We recommend
43. the light I O unit VAM 10L and VAM 10LD 5 6 7 9 10 11 12 and 13 SWI switch settings VAM10L 6 13 VAM10L 9 11 VAM10L 7 12 Position 1 switch on the right unit does not receive the light criteria from other units Position 70 switch on the left unit receives the light criteria from other units in the same protection zone Position 70 switch on the left trip relay is only operational while the protection is activated Position 1 switch on the right trip relay changes to latching status after trip Position O switch on the left trip is activated by arc and current criteria Position 1 switch on the right trip is activated by light criteria alone 1 1 VAM 101 5 10 unit address 0 protection zone 1 VAM 101 6 13 unit address 8 protection zone 2 VAM 10L 9 11 unit address 16 protection zone 3 VAM 10L 7 12 unit address 24 protection zone 4 93 7 3 Selective point sensor 7 Application examples VAMP 221 solution multiple incomers multiple protection zones CBFP in use 7 3 4 94 NOTE System testing Configuration of the central unit VAMP 221 1 2 3 4 The system is configured in INSTALL mode on central units in the central unit mode once the settings of each system component have been completed You can verify system configuration against the physical connections in the INFO mode To verify the setting value feed the targete
44. units example 158 V221 EN M B019 VAMP 221 11 Order information 11 Order information When ordering please state 9 Type designation V 221 9 Quantity Options see respective ordering code V221 EN M B019 159 11 Order information VAMP 221 Vamp 221 ordering code V221 3 A Arc Protection Nominal Current A 3 1A 5A 4 Rogowski sensor inputs Region A ANSI Supply Voltage V A 4A8 265Vac dc Optional Hardware 1 None Optional Hardware 2 None VAM 3QD control hardware Accessories Order Code Explanation Note VAM 3L Fiber sensor 1 unit VAMP221 8 321 3 fiber loops 1 trip relay VAM 3LX Fiber sensor 1 unit VAMP221 8 321 3 fiber loops 1 trip relay adjustable sensitivity VAM 4C Current I O unit VAMP221 amp 321 3 current inputs 1 trip relay VAM 4CD Current I O unit VAMP221 amp 321 3 current inputs 1 trip relay flush mounting VAM 10L Point sensor 1 unit VAMP221 8 321 10 sensor inputs 1 trip relay VAM 10LD Point sensor 1 unit VAMP221 8 321 10 sensor inputs 1 trip relay flush mounting VAM 12L Point sensor 1 unit VAMP221 8 321 10 sensor inputs 3 trip relays VAM 12LD Point sensor 1 unit VAMP221 8 321 10 sensor inputs 3 trip relays flush mounting VAMP 4R Interface Unit use vx002 cable 4 x NO 4 x NC 2 groups VAR 4 CE 4 0 Interface Unit use vx002 cable 1xNO 4 VA 1 DA 6 Arc Sen
45. 022 132 V221 EN M B019 VAMP 221 10 Construction 10 1 Dimensional drawings 10 1 3 VAM 12LD T max 0 5 0 6Nm 4 4 5 3 Ib in min 2 5mm V221 EN M B019 133 10 1 Dimensional drawings 10 Construction VAMP 221 10 1 4 VAM 10L T max 0 5 0 6Nm 4 4 5 3 Ib in 5 35mm 1 38 in EN 50022 134 V221 EN M B019 VAMP 221 10 Construction 10 1 Dimensional drawings 10 1 5 VAM 10LD T max 0 5 0 6Nm 4 4 5 3 b in min 2 5mm 3 1010 0 VAN 02 90 3 54 V221 EN M B019 135 10 1 Dimensional drawings 10 Construction VAMP 221 10 1 6 VAM 3L 3LX mm T max 0 5 0 6Nm 4 4 5 3 lb in 35mm 1 38 in 50022 x3 136 V221 EN M B019 VAMP 221 10 1 7 V221 EN M B019 10 Construction VAM 4 4 P xt 35mm 1 38 in EN 50022 10 1 Dimensional drawings mm 112 4 4 22 3 62 T max 0 5 0 6Nm 4 4 5 3 Ib in 137 10 1 Dimensional drawings 10 Construction VAMP 221 10 1 8 VAM 4CD T max 0 5 0 6Nm 4 4 5 3 Ib in min 2 5mm 3 ACD nit VAM Pn VO o ni 9 error EM 22 IN 138 V221 EN 019 ings draw imensiona 10 1 D 10 Construction VAMP 221 VAMP 4R 10 1 9 92 3 62
46. 1 1 2 UO units VAM 12L VAM 12 LD VAM 10L VAM 10LD VAM 3L VAM 3LX and VAM 4C VAM 4CD 2 2 e 6 5 Figure 1 1 2 1 I O units VAM 12L VAM 12LD VAM 10L VAM 10 LD VAM 3L VAM 3LX and VAM 4C VAM 4CD 10 V221 EN M B019 VAMP 221 V221 EN 19 1 General 1 1 VAMP 221 arc protection system components Sensors are connected to the central unit via I O units VAM 12L VAM 12LD accommodates up to 10 arc sensors 3 sensors with dedicated trip outputs VAM 10L VAM 10 LD accommodates up to 10 arc sensors VAM 3L accommodates up to 3 fibre loops VAM 3LX accommodates up to 3 fibre loops with sensitivity adjust VAM 4C VAM 4CD accommodates up to 3 current transformers VAM 12L VAM 12LD is equipped with 3 output trip relays VAM 10L VAM 10 LD VAM 3L VAM 3LX VAM 4C VAM 4CD are equipped with one output trip relay Indication of active sensor Protection zone addresses max 4 zones Detachable external wiring terminal blocks does not apply to the current terminals of VAM 4C Connection for a portable arc sensor VAM 10L 3LX and 3L Free placement in the switchgear Intra unit cabling with factory made modular cable or instrumentation cable 1 1 VAMP 221 arc protection 1 General VAMP 221 system components 1 1 3 12 Arc sensors V 1 DA VA 1 EH ARC SLx ARC SLm x and VA 1 DP sensors placed in the switchgear transfer the light information to the I O units
47. 125 220 V dc 10 W output relays activated Terminal Maximum cross section area of wire VAM 12L VAM 12LD VAM 10L VAM 10LD VAM 3L VAM 3LX VAM 4C VAM ACD Rated voltage Rated voltage UAUX 24 V 24VdC Power consumption lt 1 W in normal mode nee lt 1 5 W output relays activated Terminal Maximum cross section area of wire Phoenix MVSTBW or similar 2 5 mm 13 14 AWG RJ 45 when supply from central unit VAR ACE Rated voltage UAux 24 V dc Power consumption 0 5 W in normal mode lt 4 5 W output relays activated Terminal an cross section area of wire fixed terminal 2 5 mm 13 14 AWG V221 EN M B019 121 9 1 Connections 9 Technical data VAMP 221 VAMP 4R Rated voltage Unux Current consumption 20 mA stby one relay group activated 80 mA both relay groups activated 180 mA 1 DA VA 1 EH VA 1 DP Rated voltage UAux 12 V dc from I O unit Power consumption lt 35 mW in normal mode lt 450 mW activated 9 1 3 Digital inputs BI O bus VAMP 221 Number of inputs pcs L gt in La gt tripping group 1 Lb gt tripping group 2 pcs gt out la tripping group 1 Ib tripping group 2 1 pcs gt in out Load capacity max Terminal Maximum cross section area of wire 2 5 mm 13 14 AWG Phoenix MVSTBW or similar No digital inputs available in VAM 12L and VAM 12LD VAM 101 VAM 1010 VA
48. 15 e ml 9 8 e 197 0277 3 a lais vamp221 bio external power Figure 6 5 1 We recommend the Phoenix Contact ST OV2 60DC 60DC 1 as the line amplifier V221 EN M B019 VAMP 221 6 5 1 6 5 2 V221 EN 19 6 Functions 6 5 BI O bus interface Connection to another central unit In applications with multiple central units the central units can be interconnected also via BI O connections binary input output In this case each part of the system can control four protection zones per system communication bus In this case arc and overcurrent information is transferred between the central units without address information The following BI O connections are included in the standard delivery La in X3 8 Arc input tripping group 1 Lb gt in X3 9 Arc input tripping group 2 Ib in out X3 10 Overcurrent input output La out X3 11 Arc output tripping group 1 Lb out X3 12 Arc output tripping group 2 GND X3 13 Grounding for all BI O signals X3 14 Connection to I O unit Each I O unit also has a bus The light I O units VAM 12L VAM 12LD VAM 10L VAM 10LD VAM 3L VAM 3L X can transmit trip information to the central unit or current I O unit The current I O unit VAM 4C VAM 4CD can receive the light information and send th
49. 16 Connecting protective earthing Connect the arc protection system to the earth using the PE terminal in the back plate Wiring the auxiliary supply Connect the auxiliary supply voltage to the Us input terminals X3 17 18 NOTE If possible the auxiliary supply should be taken from a power source that is not interrupted during arc protection system operation CAUTION Keep the auxiliary supply disconnected during mounting V221 EN M B019 147 10 2 Unit installation 10 2 2 148 NOTE NOTE 10 Construction VAMP 221 I O units VAM 12L VAM 10L VAM 3L VAM 3LX VAM The units are designed for mounting on a DIN rail Mount the units on the rail in such a way that the indicator lights on the front panel are visible and the sensor wiring can be made as easily as possible VAM 12LD VAM 10LD VAM 4CD The units are designed for mounting on a door Hence all indicators are clearly visible in normal operation Wiring 1 units The I O units can be connected to the following 9 secondary circuits of the current transformers of the switchgear VAM 4C only e the trip circuits of the circuit breakers external auxiliary supply circuits e connections to the central unit or other I O units data communication and auxiliary supply e connections to other central units or protection relays DI or DO bus Wiring the secondary circuits of the current transformers VAM 4C VAM 4CD only Connec
50. 2 VAMP 221 7 1 1 V221 EN 19 7 Application examples 7 1 Selective fibre solution 3 incomers 3 protection zones CBFP in use Functional system description The protected installation is medium voltage switchgear with three separate incomers The switchgear has longitudinal busbars between the incomers To minimize the fault zone the switchgear is divided into three separate zones when structurally possible The different zones are limited by circuit breakers and monitored by arc sensors 2 4 and 5 The system receives current criteria from the central unit 1 and current I O units 3 and 6 which have been installed at the incomers Switchgear back up protection has been ensured by wiring the CBFP contacts to the upper side of the supply transformers When setting the CBFP delay time the standard break time of the feeder circuit breaker of the switchgear must be taken into account This may be very long for old circuit breakers The central unit I O units and multiplying relays 7 and 8 serve as trip units The central unit 1 trips its own feeder circuit breaker in zone 1 faults tripping group 1 and serves as CBFP in zone 1 2 and 4 faults tripping groups 1 and 2 if the current limit is exceeded The multiplying relay 7 multiplies the CBFP trip to all upstream circuit breakers The arc sensor I O unit 2 trips the bus coupler circuit breaker between zones 1 and 2 in faults in its own zone The zone 2 curr
51. 21 EN M B019 VAMP 221 10 2 3 V221 EN 19 10 Construction 10 2 Unit installation Arc sensors Mount the sensors on the switchgear in such a way that they cover the protection zone as completely as possible The line of sight must be free between the sensor and the supervised area If point sensors are used in open compartments such as bus bar sections there should be a sensor approximately every 5 meters Due to the wide detection range of the sensors and the light reflection inside the switchgear the mounting position is not critical Connecting sensors VA 1 DA and VA 1 EH to the I O units The sensors are delivered with 6 metre standard cables or 20 metre shielded cables to be specified in the order After mounting the sensors connect them to the 1 units as follows Draw the wire to the nearest I O unit using the shortest route possible and cut it to a suitable length 9 Connect the arc sensors to the screw terminals X1 1 20 The polarity of the arc sensor cables is not critical Connecting the ARC SLx sensors to the I O units The sensors are delivered in standard lengths to be specified in the order equipped with terminals compatible with VAM 3L units After mounting the sensors connect them to the I O units as follows Draw each end of the sensor to the I O unit and carefully form a loop of the extra fibre Do not shorten the extra sensor fibre unless you have appropriat
52. 221 solution multiple incomers multiple protection zones CBFP 7 3 1 88 Functional system description The protected installation is an extensive industrial medium voltage distribution system comprising two switchgears and five supplies The switchgears have longitudinal busbars in a bus bar between the inputs The system also monitors the auxiliary supply connections each one of which forms a separate protection zone The system comprises two independent systems connected to each other with a BI O bus which makes it possible to use several protection zones To minimize the fault zone the switchgear is divided into two separate zones when structurally possible The different zones are limited by bus coupler circuit breakers and monitored by light sensitive elements 5 7 10 and 12 The system receives current criteria from the central units 1 2 3 and 4 and current I O unit 8 which have been installed on incomers The auxiliary supply connections are monitored by light sensitive elements 5 7 10 and 12 owitchgear protection has been ensured by wiring the CBFP contacts to the opposite side of the supply transformers When setting the CBFP delay time the standard break time of the feeder circuit breaker of the actual switchgear must be taken into account This may be very long for old circuit breakers The central units I O units and multiplying relays 14 15 16 17 and 18 serve as trip units
53. 3 and L2 settings must be made Configuration of the current I O unit VAM 4 VAM 4CD 3 and 6 SWI switch settings Definition VAM4C 3 VAM4C 6 System operating zone 3 light information VAM 4C 3 address 1 33 VAM 4 6 address 2 34 V221 EN M B019 5 7 1 Selective fibre solution 3 7 Application examples VAMP 221 incomers 3 protection zones CBFP in use SW2 switch settings VAMAC 3 VAMAC 6 Position 0 switch down trip relay is only operational while the protection is activated Position 1 switch up trip relay changes to latching status after trip o Definition S Position 0 switch down rated secondary current of the current transformer is 1 A Position 1 switch up rated secondary current of the current transformer is 5 A Position 0 switch down unit does not transmit the current criteria to other units Position 1 switch up unit transmits the current criteria to other units Position 0 switch down unit does not receive the current criteria from other units Position 1 switch up unit receives the current criteria from other units As in CT Current pick up setting potentiometer settings L1 L3 12 1 L1 L3 Potentiometer settings are used to set the light activation level for phase currents and The setting zone is 0 5 6 x Ip This current setting is separate from the 2 6 setting L2
54. 30 A 0 6 In ly 5A 300 A for 1s 100 A for 10s 20 A continuous 0 3 VA Maximum cross section area of wire 4 10 12 AWG VAM 12L VAM 12LD VAM 101 VAM 1010 Sensor connections Terminal Phoenix MVSTBW or similar VAM 3L Sensor connections VAM 3LX Sensor connections 10 arc sensors type VA 1 DA or VA 1 EH 1 portable arc sensor type VA 1 DP Maximum cross section area of wire 2 5 13 14 AWG 3 fibre loop sensors type ARC SLx 1 portable arc sensor type VA 1 DP 3 fibre loop sensors type ARC SLx sensitivity adjust range compared to 3L 0 5 max 1 5 min 1 portable arc sensor type VA 1 DP V221 EN M B019 221 9 Technical data 9 1 Connections VAM 4C VAM 4CD Rated current L1 L3 1 or 5 A optional 50 60Hz current measuring zone 0 6 0 6 ly ly 21A 30 A 0 6 In ln 5A thermal withstand capability 300 A for 1s 100 A for 10s 20 A continuous power consumption 0 3 VA Rated current L2 1 1 or 5 A optional 50 60Hz current measuring zone 0 6 0 6 ly 21A 30 A 0 6 In lu 5A thermal withstand capability 300 A for 1s 100 A for 10s 20 A continuous power consumption lt 0 3 VA Maximum cross section area of wire single or multi strand wire 4 10 12 AWG 9 1 2 Auxiliary power supply VAMP 221 Rated voltage 48 265 V ac dc 110 120 220 240 VAC 50 60Hz 48 60 110
55. 8 7 4 1 VAM 101 interfaces V221 EN M B019 115 8 7 Connection examples 8 Interfaces VAMP 221 8 7 5 VAM 10LD GGG 20 19 18 17 16 15 14 13 12 1110 9 8 7 6 5 4 3 2 1 X1 SENSOR r one gt 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 O O O GGG GGG GCG GGG Cg c ccc cocco VAMIOLD conn X1 1 2 arc sensor channel ll X1 3 4 arc sensor channel2 J 1 56 arc sensor channel3 X1 7 8 arc sensor channels X1 9 10 arc sensor channel 5_ 1 11 12 arc sensor channel 6 ll 1 13 14 arc sensor channel7 1 15 16 arc sensor channel 8 TT 1 17 18 arc sensor channel9 ll 1 1920 arcsensorchamel 10 masterunit or external power supply X22 20 2 1 COM2 L gt I gt com Zone change X2 8 DI 24 48Vdc 3 gt 4 4 gt 3 50 GND Trip redo 0 DI amp DO Notinuse SS Deu ll x215 Tiprelay NO lT X216 no Figure 8 7 5 1 VAM 10LD interfaces 116 V221 EN M B019 221 8 Interfaces 8 7 Connection examples 8 7 6 VAM 3L VAM 3LX 6666660006699 6696 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 2 VAM 3L 3LX
56. AM 4C VAM 4CD W2 5 0 5 0 05 e 234 3 1 0 L1 L3 L2 lo dips 8 7 6 5 4 3 2 1 8586 L1 L3 2 6 4420 VAMACD dips Figure 3 2 2 2 Programming switches of VAM 4C VAM 4CD SW NO Weight factor 2 4 9 O1 O N CO Table 3 2 2 2 4 dipswitches weight factors V221 EN M B019 VAMP 221 V221 EN 19 3 221 arc protection system 3 3 Adjusting the overcurrent operation and troubleshooting setting SWI switch settings Switch Definition Description System operating zone 3 light information System operating zone 4 light information 6 Address weighting coefficient 4 6 Addr Address weighting coefficient 1 SW2 switch settings Switch Definition Description 1 Latch Position 0 switch down trip relay is only operational while the protection is activated Position 1 switch up trip relay changes to latching status after trip 2 1 5A Position 70 switch down rated secondary current of the current transformer is 1 A Position 1 switch up rated secondary current of the current transformer is 5 A 3 gt out Position 0 switch down unit does not transmit the current criteria to other units Position 1 switch up unit tran
57. AMP block diagram The multiplying relay VAMP 4 can be used when additional trip outputs are needed VAMP 4R comprises 4 N O contacts and 4 contacts They are divided into two separate groups which can be independently controlled by e g the binary output of the I O units or the central unit VAMP 221 Attach the VAMP 4R unit to a DIN rail Connect the auxiliary voltage 24V to terminal X2 1 and X2 2 Terminals X2 3 and X2 5 are parallel inputs to X2 1 Terminals X2 4 and X2 6 are parallel inputs to X2 2 1 The auxiliary voltage 24V can be supplied from the central unit or nearest slave X2 1 X2 2 Connect the required signal 18 265 V ad dc to the trip control inputs Input TRIP 1 X2 11 X2 12 is controlling the trip group 1 Input TRIP 2 X2 8 X2 9 is controlling the trip group 2 There are 2xN C 2xN O contacts per trip group If necessary input TRIP 1 and 2 can be connected in parallel Then all trip relays will operate simultaneously 156 V221 EN M B019 VAMP 221 10 2 6 V221 EN 19 10 Construction 10 2 Unit installation Wiring multiple central units A maximum of three central units can be connected to one communication bus In this case the units can operate on a maximum of four protection zones depending on their programming switches The light and current signals given by the I O units including address informat
58. ARC channel 10 X1 20 ARC channel 10 VAM 12L is primary design for selective feeder trip applications The unit comprises 3 electromechanical trip normally open contacts and one trip alarm change over contact The unit has 10 ARC sensor inputs Tree sensors of the ten inputs are dedicated and are controlling their own trip relay The unit is ideal for selective trip of cable compartment in case of an ARC fault VAM 12L can selectively handle 3 feeders The rest of the sensors can then supervise the busbar and breaker compartments and will operate in the zone selected by the unit address switches 104 V221 EN 19 VAMP 221 8 Interfaces 8 6 Block diagram VAM 4CD 6 gt wW 221 Zone 1 2 5 VAM 1210 VAM 12LD VAM 12LD Figure 8 6 2 1 Arc scheme with I O units Connections The VAM12L arc protection unit has 10 sensor channel inputs of which the three first sensor 1 2 and 3 have dedicated trip outputs T1 T2 and T3 Sensors 4 to 10 are part of the sensors scheme of the 221 and are operating in the zone selected by the dipswitch The unit is receiving I over current information from VAMAC CD or VAMP221 units through the com connection In opposite to the VAM 10L LD 3L and 4C CD the 12L LD unit have no Bl or BO connection Also the rs485 and can connection at X2 has been removed and replaced by the DO connections By setti
59. C V221 EN M B019 129 9 4 Unbalance alarm 9 Technical data VAMP 221 9 3 Protection stages NOTE See Chapter 2 1 for description 9 3 1 Arc fault protection L1 L3 setting stage Start current 0 5 6 1 Operating time Detection period 2 ms Resetting period 30 ms L2 lo setting stage Start current 0 05 5 In Operating time Detection period 2 ms Resetting period 30 ms 9 3 2 Circuit breaker failure protection stage 50 Monitored relay One relay in the tripping group 9 4 Unbalance alarm 9096 10 8 NOTE Unbalance error has been removed from the software version 3 12 onwards 130 V221 EN M B019 VAMP 221 10 Construction 10 1 Dimensional drawings 10 Construction 10 1 Dimensional drawings 10 1 1 VAMP 221 PANEL MOUNTING VAMP 221 SYSTEM SEMI FLUSH VAMP 221 SYSTEM ENG EN VYX076 40 mm 1 57 169 mm 6 65 Included in standard delivery 20 VYX077 60 mm 72 361 149 mm 5 87 Included in standard delivery 0 79 VYX233 100 mm 3 941 109 mm 4 291 2x VYX199 needed KG e lt gt P Panel mounting V221 EN M B019 131 8 jm II cx En 9 Ton E 10 1 Dimensional drawings 10 Construction VAMP 221 10 1 2 VAM 12L T max 0 5 0 6 4 4 5 3 Ib in 5 Uf 35mm 1 38 in EN 50
60. ED X2 12 GND X2 13 Trip LED X3 8 La in X3 9 Lb in 2 15 2 X3 10 I in out X2 16 2 X3 11 La gt out X2 17 2B X3 12 Lb out X2 18 2B X3 13 GND X3 14 GND Connector X7 is reserved only for productio purposes VAMP221 block When energized and no internal faults V221 EN M B019 103 8 6 Block diagram 8 6 2 VAM 12L and VAM 12LD 2 1 424 2 2 GND 1 TRIP1 22 2 16 2 12 2 11 2 9 2 6 ALARM 2 5 COMM X2 4 TRIP2 TRIP1 220 2 16 2 12 39 11 2 9 TRIP3 lys NCX2 6 ALARM 2 5 COMM X2 4 TRIP2 VAMP 221 X1 1 ARC channel 1 X1 2 ARC channel 1 X1 3 ARC channel 2 X1 4 ARC channel 2 X1 5 ARC channel 3 X1 6 ARC channel 3 X1 7 ARC channel 4 X1 8 ARC channel 4 X1 9 ARC channel 5 X1 10 ARC channel 5 X1 11 ARC channel 6 X1 12 ARC channel 6 X1 13 ARC channel 7 X1 14 ARC channel 7 X1 15 ARC channel 8 X1 16 ARC channel 8 X1 17 ARC channel 9 X1 18 ARC channel 9 X1 19 ARC channel 10 X1 20 ARC channel 10 X1 1 ARC channel 1 X1 2 ARC channel 1 X1 3 ARC channel 2 X1 4 ARC channel 2 X1 5 ARC channel 3 X1 6 ARC channel 3 X1 7 ARC channel 4 X1 8 ARC channel 4 X1 9 ARC channel 5 X1 10 ARC channel 5 X1 11 ARC channel 6 X1 12 ARC channel 6 X1 13 ARC channel 7 X1 14 ARC channel 7 X1 15 ARC channel 8 X1 16 ARC channel 8 X1 17 ARC channel 9 X1 18 ARC channel 9 X1 19
61. Feed atest current corresponding to the required setting using a testing device e Lower the setting until the current activation indicator led of the 1 unit and the I ext indicator led in the central unit are lit 66966969666696969 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 2 VAM 4C SW1 OFF ON Zone1 Zone2 Zone3 Zone4 TRIP Addr 400 O POWER 200 O COM 100 O ERROR 0 50 CURRENT TRANSFORMER 0 1 O ON CO mmm OL2 L3 X1 LANG Es 0 5 0 05 N ER 3 1 0 1 2 3 4 5 6 7 8 9 1011 12 SC 113 12 0 E A WO Latch I gt 4 no numbering Figure 3 3 3 Adjusting the current setting in VAM 4C V221 EN M B019 55 3 4 Configuration of the arc 3 VAMP 221 arc protection system VAMP 221 protection system operation and troubleshooting 3 4 Configuration of the arc protection System Before system configuration check the following Have all the system sensors been connected to the I O units e Have all the modular cables between
62. I O units been connected e Have all the I O units been assigned individual addresses before the supply voltage is connected INSTALL Number of all I O units and sensors an GEI Use push button to read number of I O units and sensors to memory 4 N N 7 Le 4 af ILLI m Nn JL INSTALL Number of all UO units and sensors Erb Figure 3 4 1 Heading system configuration into the central unit s memory Instal E 56 V221 EN M B019 VAMP 221 V221 EN 19 3 221 arc protection system 3 4 Configuration of the arc operation and troubleshooting protection system Once you have checked these and made any necessary corrections you can connect supply voltage and read the system configuration into the central unit s memory as follows Select the INSTALL mode using the up and down arrow keys Press the S button to activate the INSTALL mode The display starts blinking Press E to start the reading The central unit locates all I O units connected to the system and their sensors This takes some seconds Once the configuration is complete the display shows the number of IC units and sensors NOTE The current I O unit normally indicates three sensors even if the number of current transformers connected is
63. La in X3 8 Arc input tripping group 1 Lb gt in X3 9 Arc input tripping group 2 Ib in out X3 10 Overcurrent input output La out X3 11 Arc output tripping group 1 Lb out X3 12 Arc output tripping group 2 GND X3 13 X3 14Grounding for all BI O signals The following BI O interfaces are included in standard VAM 101 VAM 10LD and VAM 3L VAM 3LX deliveries I gt in X2 8 Zone shift 24 48 VDC GND X2 7 Current input earth Trip out X2 10 Trip output 24 VDC GND 2 9 Trip output earth The following BI O connections are included in the standard VAM 4C VAM 4CD delivery L gt in X2 8 Arc input 24 48 VDC GND X2 7 Arc input earth l gt out X2 10 Current output 24 VDC GND X2 9 Current output earth Auxiliary power supply Connect the auxiliary supply voltage to the Us input terminals X3 17 18 101 8 5 Output relays 8 5 8 5 1 8 5 2 8 5 3 102 8 Interfaces VAMP 221 Output relays VAMP 221 Connect the circuit breaker s trip circuits to the following terminals a maximum of four separate trip outputs in two separate groups TRIP1 X1 7 X1 8 fast group 1 TRIP2 X1 9 X1 10 fast CBFP group 1 X1 11 1 12 fast group 2 TRIP4 X1 13 X1 14 fast CBFP group 2 Connect the self supervision alarm output to an IF change over contact either terminals X1 17 X1 18 normally open or X1 19 X1 20 normally closed During normal system operation no internal fault and with the
64. M 3L VAM 3LX 1 arc fault trip out 24 V dc BIO out Load capacity max Terminal Maximum cross section area of wire 2 5 13 14 AWG Phoenix MVSTBW or similar 122 V221 EN M B019 VAMP 221 9 Technical data 9 1 Connections VAM 4C Number of inputs 1 pcs L gt in 1 pcs I out Internal operating voltage 24 48 V dc BIO in 24 V dc BIO out Load capacity max Terminal Maximum cross section area of wire 2 5 mm 13 14 AWG Phoenix MVSTBW or similar VAMP 4R 9 1 4 Trip contacts VAMP 221 Make and carry for 0 5s Make and carry for 3s 15A Breaking capacity dc L R240 ms At 48 V dc 1A At 110 V dc 0 44 A At 220 V dc 0 22 A material AgNi 90 10 Terminal Maximum cross section area of wire 2 5 mm 13 14 AWG Phoenix MVSTBW or similar V221 EN M B019 123 9 1 Connections 9 Technical data VAMP 221 VAM 121 VAM 12LD VAM 10L VAM 10LD VAM VAM VAM 4C VAM ACD Number of contacts for VAM 10L VAM 10LD VAM 3L VAM VAM 4C VAM 4CD Number of contacts 3 closing contacts relay T1 for VAM 12L VAM 12LD Rated voltage 250 V ac dc Continuous withstand capacity Make and carry for 0 5s Make and carry for 3s 15A Breaking capacity dc L R240 ms At 48 V dc 1A At 110 V dc 0 44 A At 220 V dc 0 22 A Relay material AgNi 90 10 Terminal Maximum cross section area of wire 2 5 mm 13 14 AWG 1 closing contact relay T1 Phoeni
65. MP 221 Arc Protection Relay o Run Install O Info AK Power Trip 1 Temp set O Com Temp AK Error O Trips 4 _ Current Error code Pint V Ce front error10 Figure 3 1 4 1 The system indicates a configuration fault in the I O unit whose address is 01 This fault code indicates a change in system configuration Potential causes 1 sensors have been added to the system after system implementation Corrective measures Check the sensor connections of the I O unit indicated by the fault code and the programmed configuration in the INFO mode see Chapter 3 4 1 If the number of sensors in the 1 unit is higher than the number given by the central unit re configure the system see Chapter 3 4 2 A sensor connected to the system or its wiring Is faulty Corrective measures Check the configuration in the INFO mode see Chapter 3 4 1 If the number of sensors in the unit is lower than the number given by the central unit check the unit wiring visually and tighten the connections Configure the system see Chapter 3 4 If the system still cannot find all the sensors disconnect the sensor wires one at a time and configure the system after each disconnection Once you have identified the faulty sensor check the wiring and replace the sensor if necessary NOTE The current I O unit normally indicates three sensors even if the number of
66. Relay Run C Install Info 3 Power Trip 1 C Temp set Com Trip 2 Temp O Error O Trip3 Current O Trip 4 2 Error code bint ext _ c c front arc Figure 3 1 1 1 VAMP 221 has tripped due to arc fault light indication I O unit 1 sensor 1 35 3 1 System status indications 3 VAMP 221 arc protection system VAMP 221 operation and troubleshooting L SENSORINPUTS O2 O4 Os Oe Os O9 010 X1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 O O O OOOO GOV G OG GV V VG V VO VAM10L_havahtunut Figure 3 1 1 2 VAM 10L indicates light on channel 1 When the arc protection activates due to arc fault the alarm relay activates and the trip indicator lights indicate the activated output trip relays The display at the central unit shows which arc sensor first gave the light information This sensor information is only visible in the RUN mode If several sensors were activated during the fault the other activated sensors can be identified from the arc sensor leds I O units indicator lights The address of an activated sensor is stored in the fault memory even if activation did not lead to tripping See Figure 3 1 1 2 When the light information is transferred via the BI O bus the source of the light information is not visible on the
67. SE 3 p LA 145 Figure 3 3 1 Adjusting overcurrent settings Select the secondary In of the CT using the selection switch e Select the CURRENT mode using the up and down arrow keys e he earth fault current phase current L2 setting value appears on the screen Adjust the L2 lo setting value 0 05 5 0 1 from the potentiometer e Press the right arrow key to view the current phase setting value Adjust the 11 16 setting value 0 5 6 0 1 using the potentiometer V221 EN M B019 221 3 221 arc protection system 3 3 Adjusting the overcurrent operation and troubleshooting setting Latch non Latch L gt amp gt CBFP 100 ms Relay Matrix e Bet Nominal current setting Master Ln gt L1 L3 x In 0 5 1 5 5 0 L2 lo 2 0 05 Setting of L1 L3 current pick up level Setting fo L2 lo current pic up level V221current setting Figure 3 3 2 Adjusting the current setting in the central unit The principles for changing the current setting in VAM 4C units are the same as for the central unit You can see the estimated current setting from the led bar on the right side of the unit The most accurate way of setting the current limit for the unit is as follows e urn the potentiometer to the maximum value e
68. SLm VA 1 xx sensors Relative air humidity lt 5 1 year average lt 90 30 days per year condensation not allowed 9 2 4 Casing VAMP 221 Housing class IEC 60529 IP20 Dimensions WxHxD 208 x 155 x 236 mm Colour code RAL 7032 housing RAL 70035 back plate VAM 101 VAM 3L VAM 3LX VAM 4C VAMP Housing class IEC 60529 IP21 6 18 x 3 62 x 0 98 in 0 52 kg Colour code RAL 7032 housing RAL 70035 back plate VAM 10LD VAM 12LD VAM 4CD Door mounted IEC 60529 IP64 Dimensions WxHxD 185 x 120 x 25 mm SECH 0 60 Colour code RAL 7032 housing RAL 70035 back plate VAR Housing class IEC 60529 IP21 Dimensions WxHxD 140 x 90 x 60 mm 5 51x 3 54 x 2 36 in PLASTIC 0 52 kg 128 V221 EN M B019 221 9 Technical data 9 3 Protection stages VA 1 DA VA 1 EH VA 1 DP Housing class IEC 60529 IP21 Dimensions WxHxD VA1DA 25 55 14 mm 0 98 x 2 17 x 0 55 in 1 EH 11 62 mm 0 43 x 2 44 in VA1DP 040 7 mm 1 57 x 0 28 in 0 01 kg Cable length 1 amp VA 1 EH 6m or 20 m 0 23 or 0 79 in 1 DP 5 0 2 2 5 Package Dimensions WxHxD 221 215 x 160 x 275 mm 8 46 x 6 30 x 10 83 in VAMP 4R VAM 10 VAM 3L VAM 3LX 157 x 92 x 25 6 18 x 3 62 x 0 98 in VAM 4C Weight unit box and user instructions VAMP 221 VAMP VAM 10 VAM 3L VAM 3LX VAM 4
69. ables 157 10 2 Unit installation 10 Construction VAMP 221 Figure 10 2 6 1 shows an example connection where arc information is transferred in both directions between central units See Chapter 3 3 for an application example The system s I O units should be connected to the central units in the same zone 1 S DH 2 2 H rm 9 1 al H 422 1 5 9 A e H d 5 2 18 H _ 8 La gt in dd H c H 5 TRIP 98 al HE I 2 TRIPS EF m SS bal TRIPS 28 a gt gt Tip Al hs bel Trip 15 16 Tip D 1 send BIO GND 17 kel 2 9 hs 28 19 SF NG 28 O amp 2 e o o www EE se de al 1 9966666966666666 19 399957855521 25 9666666666666666 VAM 101 16 15 14 13 12 11 10 8 8 5 4 3 2 1 x2 7t 94 ru VAM 3L mm us S b ml Ok 4 REIS ETT o 6 net O ERROR BR SE Emon Op SENSOR INPUTS Can 53345506755 9 1218 8 Hs TAA 1 96666686666666666666 RI1 T1 R2 T2 R3 T3 00 multimaster with BIO Figure 10 2 6 1 Arc protection system with two central
70. ault Figure 3 1 3 1 VAMP 221 has detected an internal fault The system s self supervision function continuously monitors the operation of the arc protection system The self supervision V221 EN M B019 VAMP 221 V221 EN 19 3 221 arc protection system 3 1 System status indications operation and troubleshooting function supervises all the components and cables of the system When self supervision detects an internal fault it activates the SF alarm relay in the central unit and lights the ERROR indicator led oelf supervision generates a fault code for the detected fault which is stored in the fault memory of the central unit The fault memory may contain up to three faults latest faults Fault codes can be red only in ERROR CODE mode 52 ERROR CODE 10 VO UNIT ERROR C UNIT ERROR 4 OUNIT ERROR CODE 5 Y CLEARING OF MEMORY Error E Figure 3 1 3 2 Reading and resetting the fault memory To reset the arc fault memory do the following e Press the S button to activate the ERROR CODE mode The fault code starts blinking e Press the E button to erase the latest fault code from the memory The next fault code if any appears on the screen e Once you have acknowledged each fault code separately the display becomes dark in the ERROR CODE mod
71. d start current to the current channel L1 or L3 for example 3 x ly You can monitor unit activation on the current measuring display and by the I gt int indicator light To verify the setting value feed the targeted start current to the current channel L2 or 1 for example x ly You can monitor unit activation on the current measuring display and by the I gt int indicator light If phase current is not fed to all three phases simultaneously the unbalance load alarm is activated Unbalance is indicated by a fault alarm alarm No 18 This alarm will not prevent unit operation however Each unbalance alarm must be separately acknowledged in the central unit Unbalance error has been removed from the software version 3 12 onwards Testing of the current UO unit VAM 4C and VAM 4CD 8 To verify the setting value feed the targeted start current to the current channel L1 or L3 for example 3 x ly Then turn the potentiometer until the unit activates and the L1 or L3 current channel indicator light is lit To verify the setting value feed the targeted start current to the current channel 2 or lo for example x In Then turn the potentiometer until the unit activates and the L2 or lo current channel indicator light is lit If phase current is not fed to all three phases simultaneously the unbalance load alarm is activated Unbalance is indicated by a blinking LED in connection with the deviating phase The unit also se
72. direct sunlight or other strong light Do not mount the sensor directly under a light source Figure 10 2 3 4 Arc sensor VA 1 EH ARC SLx ARC SLx is an fibre sensor that can be mounted on the switchgear to monitor several compartments simultaneously various bus bar compartmets etc The fibre must not touch any live parts of the switchgear or other hot components since too high temperatures may destroy the fibre When mounting the sensor on the switchgear ensure that the bending radius is long enough min 80 mm and that it is safe from the sharp edges of the switchgear The sensor must not be exposed to direct sunlight or other strong light Do not mount the sensor directly under a light source To avoid false tripping cover any unused channels of the 1 unit 153 10 2 Unit installation 10 Construction VAMP 221 VA 1 DP The portable pin sensor can be temporarily connected to the units It is used to improve safety when working with live switchgear for example Attach the sensor close to the working area for example in the breast pocket of the maintenance man A pin sensor operates in the same way as a fixed arc sensor The only difference is free mobility within the limits of the connecting cable Figure 10 2 3 5 Pin sensor VA 1 DP NOTE To avoid faulty tripping disconnect the pin sensor from the system immediately after use 154 V221 EN M B019 VAMP 221 10 2 4 V221 EN 19 10
73. e 34 3 VAMP 221 arc protection system operation and troubleshooting entem 35 3 1 System status indications 35 SI 0 08101001 UU 35 31 25 Overcurre nt ru M a rne aa 37 3 1 3 Self supervision alarm 38 Sl 0 2 COGE S sistemi eter pure idi Uode 39 3 2 Using programming 48 3 2 1 Central unit s programming switches 48 3 2 2 Programming switches I O units 50 3 3 Adjusting the overcurrent settmg 54 3 4 Configuration of the arc protection system 56 3 4 1 Checking system configuration 58 4 System commissioning co dora caa uasa pe carae NENG 59 4 1 Testing 59 4 2 Performing the 8 12111 60 4 3 Periodic commlisslionlrig nare ie tette 60 Main dee 63 6 FU CHOIRS aka aaa a 64 6 1 Gite eidele TUTICHODS aas ER 64 6 1 1 Arc fault protection 64 V221 EN M B019 3 Table of Contents VAMP 221 1 2 Unbalatice ala Tr a 64 6 1 3 Circuit breaker failu
74. e If the fault that caused the fault code disappears by itself the fault code in the fault memory is also erased automatically two hours after the disappearance of the fault Fault codes The following table lists the fault codes and gives a brief description of each fault A more detailed description of the fault and advice on how to locate the faulty component will be given below Fault code Fault type Cause 10 oystem configuration Number of sensors changed fault 11 Damaged 1 unit Faulty I O unit in the system 39 3 1 System status indications 3 VAMP 221 arc protection system VAMP 221 40 operation and troubleshooting 12 Long BI O bus Faulty arc sensor or too low activation setting in the current I O unit 13 Communication fault Faulty communication channel 14 BI O channel fault Communication between two central units interrupted 01 18 Current measuring Significant deviation 02 18 unbalance detected during current measuring between different 03 18 phases First two digits 01 02 or 03 indicate unbalanced phase For example fault code 03 18 indicates unbalanced in phase three NOTE Unbalance error has been removed from the software version 3 12 onwards Table 3 1 4 1 Self supervision fault codes V221 EN 19 VAMP 221 V221 EN 19 3 221 arc protection system operation and troubleshooting 3 1 System status indications System configuration fault fault code 10 VA
75. e terminal connectors e Connect the arc sensors to plug in terminals X1 R1 T1 R3 T3 While the polarity of the arc sensors is not critical you must connect each end of the fibre to the same channels 151 10 2 Unit installation 10 Construction VAMP 221 VA1DA You can be install the arc sensor onto the switchgear wall from the outside Press the active part of the sensor through the 10 mm hole in the wall and fix it using a 4 mm screw VATDA asennus Active part of the sensor Cable clamp Fastening screw 4x15 mm Cable of sensor Figure 10 2 3 1 Mounting the arc sensor VA 1 DA You can also surface mount the sensor to the wall using the mounting plates VYX01 VYX02 available as additional parts NOTE The sensor must not be exposed to direct sunlight or other strong light Do not mount the sensor directly under a light source 40 30 20 10 0 a 222 Figure 10 2 3 2 Arc sensor VA 1 DA Figure 10 2 3 3 Sensitivity of the arc sensor VA 1 DA 152 V221 EN M B019 VAMP 221 V221 EN 19 10 Construction 10 2 Unit installation VA 1 EH You can be install the arc sensor onto the switchgear wall from the outside Press the active part of the sensor through the 10 5 mm hole in the wall You can also surface mount the sensor To do this push the sensor into a plastic mounting tube and fix it with heat shrink tubing The sensor must not be exposed to
76. e current information either to other I O units or the multiplying relay The following DI and DO connections are included in the standard delivery of VAM 10L and VAM 3L VAM 3LX units DI X2 8 Zone shift 1 22 291 34 433 GND X2 7 Trip out X2 10 Trip information 24 V dc GND X2 9 Trip information earth The following DI and DO connections are included in the standard delivery of VAM 4C units L gt in X2 8 Light input 24 48 V dc GND X2 7 Light input earth Trip out X2 10 Trip information GND X2 9 Trip information earth 69 6 5 BI O bus interface 6 5 3 70 6 Functions VAMP 221 Connection to protection relay The VAMP 221 Arc Protection System can also send light or current criteria to other VAMP protection relays if they are equipped with an arc protection circuit board optional The voltage level of the connected signal must be 48 V dc which means the I O units alone cannot send their signals directly to the protection relay See the relay manual for more information on bus connections V221 EN M B019 221 7 Application examples 7 1 Selective fibre solution 3 incomers 3 protection zones CBFP in use 7 Application examples This Chapter describes some technical application examples of the VAMP 221 arc protection system 7 1 Selective fibre solution 3 incomers 3 protection zones CBFP in use
77. e eoo noo 130 10 Construction EE 131 10 1 Dimensional drawings 131 Key WE CC ET 131 IO im citm RA rti td 132 M NOR T eec MD RH 133 Seek v aa aga iet 134 IO S eer ere eee ee 135 Np qe 136 ou VAM AC SSS 137 IO Toc VAM AOL eie Rie erben 138 TONS ADIP AT 139 15 15 10 VAR RA 140 Reg 11 VAT DIAN cere eee 140 H 140 11 1 1 Nee 141 on 002 c 142 WO D OPFOR a 143 Table of Contents VAMP 221 10 18 M 143 10 2 Unit 181 144 10 2 T VAMP 145 122210 Nal E 148 10 2 9 ATO SO SOLIS ciuis pieni 151 LOZ A VAR 4 CE agan ge ga A 155 OZS VAMP ARS DADRA RRR sS 156 10 2 6 Wiring multiple central units 157 11 0 159 12 Appendix Earthing instruction 161 6 V221 EN M B019 VAMP 221 1 General 1 1 VAMP 221 arc protection system components 1 General The main purpose of the arc protection relay is to protect an electrical installation against the destructi
78. ent I O unit 8 trips its own input circuit and the bus coupler circuit breaker between zones 1 and 2 The trip has been multiplied with the trip multiplier relay 8 The arc sensor I O units 4 and 5 trip the bus coupler circuit breaker between zones 2 and 4 in faults in their own zone The zone current I O unit 6 trips its own incomer circuit breaker and arc I O unit 5 trips the tie breaker to this zone Arc alarm is taken from the alarm relay of the central unit which activates in faults in all zones System self supervision alarm is also taken from the central unit alarm relay System components The system configuration comprises the following components e 1 VAMP 221 central units two 2 VAM 4C current I O unit 9 three 3 VAM 3L fibre 1 units e two 2 VAR 4CE multiplying relays six 6 ARC SLx fibre sensors 73 7 1 Selective fibre solution 3 7 Application examples VAMP 221 incomers 3 protection zones CBFP in use 7 1 3 74 System configuration Configuration of the central unit VAMP 221 1 SW1 switch settings Switch Definition Setting Description 00000000 Latch Position 1 switch on the right trip relay is only operational while the L gt amp l gt L gt protection is activated Position 70 switch on the left trip relay changes to latching status after trip Position 0 switch on the left trip is activated by arc and current criteria Position 1 s
79. etic compliance EMC of protective relays V221 EN M B019 1 1 221 arc protection 1 General VAMP 221 system components VAMP 221 is a modular system consisting of a central unit units arc sensors and possible multiplying relays Thanks to its modularity the system can easily be adapted to different targets requiring arc protection from simple systems comprising one central unit and one 1 unit to versatile selective systems comprising several central units The VAMP 221 arc protection system is suitable for both low and medium voltage switchgear In addition to new switchgear the system can also be installed on existing switchgear 8 V221 EN M B019 VAMP 221 1 1 1 V221 EN 19 1 General 1 1 VAMP 221 arc protection system components Central unit VAMP 221 e VAMP 221 Schneider Figure 1 1 1 1 The central unit VAMP 221 The central unit VAMP 221 contains the following functions 3 phase overcurrent and arc stage Alternatively 2 phase overcurrent earth fault and arc stage Circuit breaker failure protection stage CBFP Optional trip criteria I gt amp L gt lo amp L or L gt Two mutually independent tripping groups Four output trip relays Four protection zones BI O bus for light and overcurrent information otatus fault and trip indications Accommodates up to 161 units System self supervision 1 1 221 arc protection 1 General VAMP 221 system components
80. f a live current transformer Disconnecting the secondary circuit of a live current transformer may cause dangerous overcurrents Always observe all national and regional regulations and guidelines Head any instructions carefully before performing any operations 16 V221 EN M B019 VAMP 221 2 2 1 V221 EN 19 2 User interface 2 1 Front panel of the central unit User interface VAMP 221 The control and acknowledgement functions of the VAMP 221 arc protection system are mainly carried out using the push buttons on the central unit Information on equipment status and operation can also be read on the central units display and indicator lights Front panel of the central unit VAMP 221 Figure 2 1 1 Central unit VAMP 221 front panel VAMP 221 V Arc Protection Relay Run C Install Info Power C Tripi Temp set Com Trip 2 Temp O Error O Trip 3 e Current Trip 4 C I gt int Latch 1 non Latch I gt ext L amp 20 gt CBFP 3 Fast 100 ms 45 150 ms 5 paes D B 7 mm Master 6 Slave 1A gt 5A 4 L1 L3 4 xin vg 05 5 0 L2 lo 16 x In 0 05 VY 069A V221 front panel The front panel of the central unit contains all the programming and control buttons and the DIP switches that control the operation of the central unit 17 2 1
81. fy the setting value feed the targeted start current to the current channel L1 or L3 for example 3 x ly You can monitor unit activation on the current measuring display and by the I gt int indicator light To verify the setting value feed the targeted start current to the current channel L2 or lo for example 3 x ly You can monitor unit activation on the current measuring display and by the I int indicator light If phase current is not fed to all three phases simultaneously the unbalance load alarm is activated Unbalance is indicated by a fault alarm alarm No 18 This alarm will not prevent unit operation however Each unbalance alarm must be separately acknowledged in the central unit Unbalance error has been removed from the software version 3 12 onwards Testing of the current UO unit VAM 4C and VAM 4CD 2 To verify the setting value feed the targeted start current to the current channel L1 or L3 for example 3 x ly Then turn the potentiometer until the unit activates and the L1 or L3 current channel indicator light is lit To verify the setting value feed the targeted start current to the current channel L2 or lo for example x In Then turn the potentiometer until the unit activates and the L2 or lo current channel indicator light is lit If phase current is not fed to all three phases simultaneously the unbalance load alarm is activated Unbalance is indicated by a blinking LED in connection with the
82. he measuring channels This fault code indicates that the measuring channels of the current measuring unit connected to the system have detected significant unbalance between the different measuring channels If the channel 1 2 10 of the current measuring unit is used to measure phase current the 1 2 1 settings must be the same as for 4 3 In this case the 2 channel is also covered by the unbalance alarm otherwise the system only compares the unbalance between two phase currents The factory setting for unbalance is 2096 of the measured currents The alarm does not function with currents below 5 96 l4 which effectively prevents false alarms Potential causes 1 he current transformers connected to the current channels have different transformation ratios Corrective measures e Check the transformation ratios The zero current measurement is normally connected to the 2 1 channel This makes it possible to set different values to the channels Connect similar current transformers to the and channels 2 The secondary circuit of the current transformers is short circuited Corrective measures e With a clip on ammeter check whether the measuring current travels through the current measuring unit e Check which other components are connected to the current circuit and whether the current travels through them V221 EN 19 VAMP 221 VAMP 221 arc protection system 5 2 Using program
83. in GND X2 8 DI in 24 48V X2 9 DO out GND X2 10 DO out 24V 2 1 24V 2 2 GND 2 3 CAN 1 X2 4 CAN H X2 5 85 B X2 6 85 A 1 2 X2 7 DI in GND X2 8 DI in 24 48V X2 9 DO out GND X2 10 DO out 24V 1 ext int Latch LH L Zone ndari OFF ON OO h XO OC zl Addr LIL Latch L ext int 8 6 Block diagram VAMIOL block VAMIOLD block 1 1 ARC channel 1 X1 2 ARC channel 1 X1 3 ARC channel 2 X1 4 ARC channel 2 X1 5 ARC channel 3 X1 6 ARC channel 3 X1 7 ARC channel 4 X1 8 ARC channel 4 X1 9 ARC channel 5 1 10 ARC channel 5 X1 11 ARC channel 1 12 ARC channel 6 X1 13 ARC channel 7 X1 14 ARC channel 7 X1 15 ARC channel 8 X1 16 ARC channel 8 X1 17 ARC channel 9 X1 18 ARC channel 9 X1 19 ARC channel 10 X1 20 ARC channel 10 X2 15 X2 16 1 1 ARC channel 1 X1 2 ARC channel 1 1 3 ARC channel 2 X1 4 ARC channel 2 X1 5 ARC channel 3 X1 6 ARC channel 3 X1 7 ARC channel 4 X1 8 ARC channel 4 X1 9 ARC channel 5 1 10 ARC channel 5 X1 11 ARC channel 6 X1 12 ARC channel 6 X1 13 ARC channel 7 X1 14 ARC channel 7 X1 15 ARC channel 8 X1 16 ARC channel 8 X1 17 ARC channel 9 X1 18 ARC channel 9 X1 19 ARC channel 10 X1 20 ARC channel 10 2 15 2 16 107 8 6 Block diagram 8 Interfaces VAMP 221 8 6 4 VAM 3L
84. inal No Symbol Description 2 15 Trip output for VAM 3QD Trip group 2 X2 17 Trip output for VAM 3QD Trip group 2 X2 18 Trip output for VAM 3QD Trip group 2 X2 16 Trip output for VAM 3QD Trip group 2 Dea 1 7 0000000 mes OS e xw o 0 n 2 13 Deu 12 14 E V221 EN M B019 99 8 2 Analogue measurements Terminal X3 Terminal No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 E Terminal X6 Terminal No E 1 5 100 8 Interfaces VAMP 221 Symbol Description CAN L Arc input tripping group 1 Arc input tripping group 2 0 TT ___________ Description X6 1 Modular cable terminal 1 X6 2 Modular cable terminal 2 V221 EN M B019 VAMP 221 8 2 8 3 8 4 V221 EN 19 8 Interfaces 8 5 Output relays Analogue measurements VAMP 221 3 current measuring channels 1 5A VAM 4C and VAM 4CD 3 current measuring channels 1 5A VAM 10L and VAM 10LD 10 light measuring channels for point sensors VAM 3L and VAM 3L X 3 light measuring channels for fibre loop sensors adjustable light sensitivity in VAM 3LX model Digital inputs BI O bus The following BI O interfaces are included in the standard VAMP 221 delivery
85. ion 0 switch down trip relay is only operational while the protection is activated Position 1 switch up trip relay changes to latching status after trip Position 0 switch down rated secondary current of the current transformer is 1 A Position 1 switch up a 1 5A rated secondary current of the current transformer is 5A gt out 1 Position 0 switch down unit does not transmit the current criteria to other units Position 1 switch up unit transmits the current criteria to other units As in CT Position 0 switch down unit does not receive the current criteria from other units Position 1 switch up unit receives the current criteria from other units Current pick up setting potentiometer settings L1 L3 12 1 L1 L3 V221 EN M B019 83 7 2 Selective sensor solution 2 7 Application examples VAMP 221 incomers 2 protection zones CBFP in use Potentiometer settings are used to set the light activation level for phase currents and The setting zone is 0 5 6 x ln This current setting is separate from the IL2 lo setting L2 lo Potentiometer settings are used to set the light activation level for phase currents 1 2 or earth fault current lo The setting zone is 0 05 5 X ln This current setting is separate from the l setting NOTE If three phase currents are connected to the I O unit both L1 L3 and L2 settings must be made Configurat
86. ion are transferred to each central unit If more than one central unit is to be connected to the same communication bus one central unit must be in central unit mode and the other central units in sub unit mode programming switch SW 1 8 In applications with multiple central units the central units can be interconnected also via BI O connections binary input output In this case each part of the system can control four protection zones per system communication bus In this case arc and overcurrent information is transferred between the central units without address information When configurating arc protection system with multiple central units disconnect l O units from central units in slave mode during their installation procedure The following BI O connections are included in the standard delivery La in X3 8 Arc input tripping group 1 Lb in X3 9 Arc input tripping group 1 Ib in out X3 10 Overcurrent input output La out X3 11 Arc output tripping group 1 Lb out X3 12 Arc output tripping group 2 GND X3 13 X3 14 Grounding for all BI O signals To obtain transfer of arc information between central units 9 Connect the systems using the BI O terminals X3 8 9 11 or 12 9 Connect the terminals X3 13 or 14 GND To obtain transfer of overcurrent information between central units 9 Connect the systems using the BI O terminals X3 10 9 Connect the terminals X3 13 or 14 GND Note the polarity of the c
87. ion of the light I O unit VAM 10L and VAM 10 LD 3 and 4 SWI switch settings Definition VAM10L 3 VAM10L 4 Position 1 switch on the right ext int unit does not receive the light criteria from other units Position 70 switch on the left unit receives the light criteria from other units in the same protection zone Position 70 switch on the left trip relay is only operational while the protection is activated Position 1 switch on the right trip relay changes to latching status after trip 1 0 Address weighting coefficient 4 0 Addressweightngcoefficien2 0 Address weighting coefficient 1 unit address O protection zone 1 Position 70 switch on the left trip is activated by arc and current criteria Position 1 switch on the right trip is activated by light criteria alone o ES t O gt VAM 10L 3 VAM 101 4 unit address 8 protection zone 2 84 V221 EN 19 VAMP 221 7 2 4 V221 EN 19 NOTE 7 Application examples 7 2 Selective sensor solution 2 incomers 2 protection zones CBFP in use System testing Testing of the central unit VAMP 221 1 The system is configured in INSTALL mode once the settings of each system component have been completed You can verify the system configuration against the physical connections in the INFO mode To veri
88. it by more than 90 When the settings are approximately the same the phase discontinuity function monitors all three current phases The current measuring channels L1 and L3 must be used in connection with two phase current measuring Single phase current or earth fault current must always be connected to the current measuring channel L2 lo otherwise an unbalance error will occur The protection is solely based on measuring the magnitudes of the phase currents If the detected deviation exceeds 9096 the system V221 EN M B019 221 6 Functions 6 3 Output relay functions gives an unbalance alarm after a 10 second delay time The alarm does not affect other operations of the arc protection system The phase discontinuity settings are non adjustable since all the setting values have been programmed in the current measuring unit 6 1 3 Circuit breaker failure protection stage 50BF The circuit breaker failure protection stage CBFP is based on operating time monitoring The operating time is calculated as the time from the tripping of the trip relay until it resets If the operating time exceeds the CBFP operating delay time it activates another output relay which remains active until the primary trip relay resets In CBFP TRIP 2 provides CBFP if master unit measures overcurrent and any light zone is activated TRIP 4 provides CBFP if overcurrent information comes from other unit e g VAM 4C and any light zone is act
89. ivated CBFP setting parameters VAMP 221 LIED S SW 1 3 ON OFF CBFP options OFF CBFP in use ON CBFP not in use SW 1 4 ON OFF CBFP delay time options OFF delay time 100 ms ON delay time 150 ms 6 2 Measurements The central unit VAMP 221 has a three phase current measuring function that can be used to measure either three phase currents or two phase currents and a summation current Current measuring is indicated on the display of the central unit The current I O unit VAM has a current measuring function but no indication The unit only gives an indication when the measured current exceeds the current limit setting V221 EN M B019 65 6 4 Self supervision 6 3 66 6 Functions VAMP 221 Output relay functions The central unit VAMP 221 has four trip relays which can be controlled as two tripping groups two contacts in each group One contact in each group can be used to trip the CBFP stage The central unit also has a general contact for arc fault trip alarms and two contacts for internal fault alarms The tripping groups are controlled using the trip relay matrix Relay Matrix Zone Trip Group non Latch 221 dips Figure 6 3 1 VAMP 221 relay matrix The output trip relays of the central unit can also operate selectively during arc faults in different protection zones The output trip relays of the I O units can also be used for trip
90. ivates and the L2 or lo current channel indicator light is lit When the overcurrent stage on VAM 4C is activated the I gt ext indicator on central unit will also lit If phase current is not fed to all three phases simultaneously the unbalance load alarm is activated Unbalance is indicated by a blinking LED in connection with the deviating phase The unit also sends a fault alarm to the central unit where it must be separately acknowledged This alarm will not prevent unit operation however V221 EN M B019 VAMP 221 V221 EN 19 7 Application examples 7 1 Selective fibre solution 3 incomers 3 protection zones CBFP in use Testing of the fibre I O unit VAM 3L and VAM 3LX 2 4 5 To verify the transfer of the light information activate each fibre loop sensor using a powerful light source such as a flashlight If VAM is used the sensitivity of light input is adjustable for each fibre loops with channel adjustments 1 Adj CH2 Adj and CH3 Adj To verify the data transfer check the light activation from the unit s indicator lights and central unit display Testing of overall system operation Feed a test current exceeding the current limit to the current channels of the central unit and the current I O units To obtain light information activate each light I O unit at least one light criterion per I O unit Verify tripping and its selectivity Verify the trip circuit wiring by tripping each s
91. lar cable connected to the I O unit indicated in the fault code 42 V221 EN M B019 VAMP 221 V221 EN 19 3 221 arc protection system 3 1 System status indications operation and troubleshooting 3 he l O unit has no supply voltage Corrective measures Check whether the POWER indicator light of the 1 unit is lit If the light is not lit measure if the I O received a supply voltage of 24 Vdc X2 1 24 Vdc 2 2 GND If the voltage supply is in order but the light is not lit replace the faulty 1 unit If there is no voltage supply find out whether it should be supplied from the central unit or an external voltage supply Check the voltage of the external voltage supply if any If the voltage is supplied by the central unit measure its 24 Vdc supply voltage X3 2 24 Vdc X3 1 GND If there is no voltage replace the central unit 4 The I O unit is faulty Corrective measures If the TEST ERROR indication light is permanently lit and no sensor is activated either the modular cable see above or the 1 unit is faulty In this case the 1 unit must be replaced 43 3 1 System status indications 3 VAMP 221 arc protection system VAMP 221 44 operation and troubleshooting Too long BI O bus activation fault code 12 VAMP 221 V Arc Protection Relay Install C Info MK Power Trip 1 O Temp set O com O Trip 2 O Temp E Error O Trip3 Cur
92. ll Xt 56 arcsensorchamel3 J 81 78 arsensorchanel4 Il 1 9 10 arcsensorchamel5 J 1 11 12 arc sensor channel6 Il 1 13 14 arcsensorchanel7 ll 1 15 16 arc sensor channel8 1 17 18 arc sensor channel9 J 0 1 19 20 arc sensor channel 10 TL external power supply 2 2 X2 3 2 4 2 5 2 6 TI 2 8 2 9 X240 TI 2 11 2 12 X243 0 X244 2 15 Trip relay 1 NO 2 16 Trip relay 1 NO Figure 8 7 2 1 VAM 12L interfaces V221 EN M B019 113 8 7 Connection examples 8 Interfaces VAMP 221 8 7 3 VAM 12LD GGG GG GG GG GC GC GCG 006000060 20 19 18 17 16 15 141312 1110 9 8 7 6 5 43 2 1 X1 SENSOR r one atc gt 1 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 O O O GCG OC GG GCG CC GCC VAM12LD conn 1 12 arc sensor 1 1 34 _ arc sensor 2 il 1 56 are sensor 3 1 78 arc sensor channel4 Il 1 9 10 arcsensorchannel5 Il 1 11 12 arc sensor 6 Il 1 13 14 arcsensorchannel7 o 1 15 16 arc sensor channel 8 Il 1 17 18 arc sensor channel9 f 0 1 19 20
93. ming switches operation and troubleshooting e Once you have found the short circuit check the status of the current circuit before removing the short circuit 3 The current measuring channel is faulty Corrective measures e With a clip on ammeter check whether the measuring current travels through the current measuring unit e Ifthe current travels through the unit but the device does not measure any current the central unit must be replaced NOTE Do not open a loaded current measuring circuit before you have reliably short circuited the secondary circuit of the current transformer An open secondary circuit in the current transformer may destroy the current transformer V221 EN M B019 47 3 2 Using programming switches 3 VAMP 221 arc protection system VAMP 221 3 2 3 2 1 48 operation and troubleshooting Using programming switches Before system implementation check the positions of the programming switches in accordance with the following basic principles e Each I O unit connected to the communication bus has its own address each I O unit have an unique address Set the programming switches before connecting the supply voltage e If you have to change the switch positions once the supply voltage has been connected disconnect the supply voltage to the unit in question for the duration of the programming and re configure the system Central unit s programming switches The central units progra
94. mming switches mainly affect the operation of the central unit s trip relays Relay Matrix Zone Trip Group non Latch L gt Fast 150 ms Relay Matrix Slave VAMP221 dips Figure 3 2 1 1 Programming switches in the front plate of the central unit Switch 1 determines trip relay latch When the switch is in the OFF position the trip relays remain engaged after the arc trip until the fault is acknowledged at the central unit s panel see 3 1 1 In the ON position the trip relays follow the arc fault Switch 2 determines the arc trip criteria When the switch is in the ON position the trip is based on light information only in the OFF V221 EN M B019 VAMP 221 V221 EN 19 3 VAMP 221 arc protection system 5 2 Using programming switches operation and troubleshooting position both fault currents exceeding the current limit and light information are required Switch 3 determines the operating speed of the second trip relay TRIP 2 and 4 of each tripping group When the switch position is OFF the trip relays act as CBFP as follows TRIP 2 acts as CBFP if central unit measures overcurrent and any of the light zones are activated TRIP 4 acts as CBFP if overcurrent information comes from other device and any of the light zones are activated Tripping delay time either 100 ms or 150 ms In the ON position the trip relays serve as fast relays delay time 7 ms Switch 4 determi
95. n press S again Use the left and right navigation keys to browse parallel information for example you can change the l O unit you wish to view in the INFO mode or compare the current limit setting values the measured earth fault and or phase currents If you do not touch the buttons for one minute the central unit automatically returns to the normal operating mode RUN Regardless of which menu is displayed the arc system will always be ready to operate UO unit Usually there is no need to touch the front panel during normal operation since all the necessary information can be read from the central unit display However after a new installation or a system expand you will need to program certain functions zone address trip output in the I O unit If you unfasten the terminal blocks during installation remember to tighten the fixing screws after installation Also tighten the screws even if you did not unfasten the blocks 21 2 2 110 unit 2 User interface VAMP 221 2 2 1 VAM 12L 42 166666 69000880060 16 15 14 13 12 1110 9876543214 VAM 12L 6 COM 1 COM2 2 BA eme 8 O power Zone O 13 4 O COM ndari 9 B O ERROR SENSOR INPUTS O1 02 O4 O5 O8 09 O10 X1 1 2 3 4 567 8 9 10 11 12 13 14 15 16 17
96. n the central unit and I O units including data in serial form arc fault messages and operating supply to the I O units Connect the VX001 cable to the X6 cable outlet COM2 or the interface X3 1 6 of the central unit COM1 Both COM ports can be used simultaneously CAUTION If you use the terminal X3 1 6 pay particular attention to the wiring of the signals Faulty wiring may damage the communication between the central unit and the 1 units e Connect the cable to COM10or on the first I O unit e Route the cable from COM1 or COM on the first I O unit to COM or in the next unit etc All the COM1 and COM interfaces are identical i e the cable can always be connected to either interface The maximum total length of the modular cable taking into account all the 1 units connected to the central unit is 100 m V221 EN M B019 149 10 2 Unit installation 10 Construction VAMP 221 Wiring separate auxiliary supplies When routing modular cables over long distances or when the system contains more than five 1 units you should preferably use a separate auxiliary supply parallel with the modular cable Connect the auxiliary supply to the 24 V terminals X3 1 and X3 2 in the central unit to the 24 V terminals X2 1 and X2 2 in the I O units Alternatively you can also use a separate external direct voltage supply NOTE Pay particular attention to the polarity of the cable connections 150 V2
97. ndary circuits of the current transformers of the switchgear e the trip circuits of the circuit breakers alarm circuits e auxiliary supply circuits e protective earthing e connections to I O units data communication and auxiliary supply e connections to other central units or protection relays NOTE In VAMP 221 the auxiliary supply is connected to terminals 3 17 and X3 18 V221 EN M B019 145 10 2 Unit installation NOTE NOTE 146 10 Construction VAMP 221 Wiring secondary circuits of the current transformers Connect the secondary circuits of the current transformers to the following screw connectors in the back plate X1 1 X1 2 L1 X1 3 1 4 L2 lo X1 5 X1 6 L3 The arc protection system can also be single or two phase connected Three phase connection is nevertheless recommended for optimal operating speed The current measuring channels L1 and L3 must be used in connection with two phase current measuring If only two phases are connected they should be connected to L1 and L3 Single phase current or earth fault current must always be connected to the current measuring channel L2 lo as of software version 3 12 unbalance error has been removed The specified operating time of 7ms can only be guaranteed for three phase current measurement Wiring the trip circuits of the circuit breakers Connect the circuit breaker s trip circuits to the following terminals a maximum of four separate t
98. nds a fault alarm to the central unit where it must be separately acknowledged This alarm will not prevent unit operation however V221 EN M B019 VAMP 221 V221 EN 19 7 Application examples 7 4 Arc protection current measuring based on earth fault current Testing of the light UO unit VAM 101 and VAM 10LD 5 6 7 9 10 11 12 13 To verify the transfer of the light information activate each sensor using a powerful light source such as a flashlight To verify the data transfer check the light activation from the unit s indicator lights and central unit display Testing of overall system operation Feed a test current exceeding the current limit to the current channels of the central unit and the current I O units and provide light information for each light I O unit at least one light criterion per I O unit Verify tripping and its selectivity Verify the operation of the BI O bus by feeding overcurrent information from one system to another Verify the trip circuit wiring by tripping each system circuit breaker at least once using the system s output trip relay Fill in a testing report see model report in the User s Manual during the test Close the hard wire connection terminals opened during testing and remove temporary connections The system is ready for commissioning 95 7 4 Arc protection current 7 Application examples VAMP 221 measuring based on earth fault current 7 4 Arc protection curre
99. nected to central unit 57 amp INFO amp INFO Number of Sensors Use push button for check in specific S number of sensors connected I O unit to active I O unit Use push button for configurate the system V AN amp TEMP SET Reserved for future use 22 TEMP Reserved for future use Vv CURRENT Indication of pick up lt Use the trimmer for adjust lt current and D the level of pick up current instantaneous currents vV A ERROR CODE S 69 ERROR CODE Sensor no or Use push button for lll orror code p 5 clearing error codes one error code in time MMI Guide Figure 2 1 3 1 Moving in the mode menu V221 EN M B019 VAMP 221 2 2 V221 EN 19 2 User interface 2 2 I O unit select the operating status with the up and down navigation keys on the central unit To activate a function use the S key A blinking display indicates that the function has been activated Press E to confirm the execution of an activated function To cancel an activated functio
100. nes the CBFP operating speed When the switch is in the ON position the trip delay time is 150 ms and in the OFF position 100 ms Switches 5 6 and 7 determine the relay connection matrix In the matrix the arc trips in different zones can be directed to two separate tripping groups see Figure 3 2 1 1 Switch 8 determines the mode of the central unit When the switch is in the ON position the central unit operates in SUB UNIT mode in the OFF position the central unit serves as the central unit for the entire system If several central units are connected to the same communication bus only one unit may operate in CENTRAL UNIT mode 49 3 2 Using programming switches 3 VAMP 221 arc protection system VAMP 221 3 2 2 90 NOTE operation and troubleshooting Programming switches 1 units The programming switches of the 1 units are used to determine the unit address and trip relay function The system accommodates up to 16 I O units Eight addresses are reserved for each protection zone Zone 1 addresses 0 7 Zone 2 addresses 8 15 Zone 3 addresses 16 23 Zone 4 addresses 24 31 The programming switches have different weight factors To create an address for the 1 unit turn switches with different values to the ON position and calculate the sum of their weight factors The following table shows the weight factors of each programming switch Switch No Weight factor 8 1 6 4 8
101. ng L gt int ext to ext mode all 3 trip outputs will trip for a fault in zone and will hence also isolate outgoing feeders for fault in busbar compartment V221 EN M B019 105 8 6 Block diagram 106 8 Interfaces VAMP 221 X2 16 15 12 8 2 4 m 2 22 COMS Trip 1 Trip 2 Trip 3 rip Trip Latch k Lt f 1 amp amp amp i Addr L gt amp gt 1 gt zone gt gt Latch 0 69 69 69 T 0 8 0 1 2 3 4 56 7 8 910 1112 13 14 1516 1718 1920 VAM units connection Figure 8 6 2 2 VAM 12L VAM 12LD block diagram Door mounted UO units The VAM I O units with the letter D in the type designations VAM 4CD VAM 10LD and VAM 12LD are door mounted versions for the corresponding VAM 4C VAM 10L and VAM 12 L units The functionality is exactly the same V221 EN M B019 VAMP 221 8 6 3 V221 EN 19 8 Interfaces VAM 10L and VAM 10LD 2 1 24V X2 2 GND 2 3 CAN 1 X2 4 X2 5 RS B 2 6 RS A COM1 COM2 X2 7 DI
102. nt measuring based on earth fault current For example Max E F 300 600A phase setting 1 3 x In E F setting 596 of primary ratio ux gt if CT ratio 2000 1 primary setting 100A gt o setting 0 05 A E step down 72 NER X3 1GND 1221 es 10 20 S HES CAN CTs E 1 RN X3 8 La in SS SE 22015 EF application Figure 7 4 1 Arc protection current measuring based on earth fault current L1 6898822687 3 For example Phase setting 1 3 x In E F setting 596 of primary ratio gt if CT ratio 2000 1 primary setting 100A gt setting 0 33 x In 1 2 f 1 3 aximum earth fault Xt4 A current 300 650 A 5 Earth Compensator NER X3 1GND X3 2 24 4 11 2 BA a xa 5 GANG L d JIWA IN 0 UJ 100 1 to 2000 if L1 L2 L3 EF application opt2 Figure 7 4 2 Arc protection current measuring based on earth fault current 96 V221 EN M B019 VAMP 221 7 4 1 V221 EN 19 7 Application examples 7 4 Arc protection current measuring based on earth fault current Functional system description The purpose of this application example is to demonstrate the implementation of the arc protection light criteria using earth fa
103. ntial free contacts 4 normally open 4 normally closed 34 V221 EN M B019 VAMP 221 3 3 1 3 1 1 V221 EN 19 3 221 arc protection system 3 1 System status indications operation and troubleshooting VAMP 221 arc protection system operation and troubleshooting Under normal conditions the arc protection system requires very little attention The only servicing measures required in field conditions are scheduled operational tests the intervals and scope of which depends on local legislation System status indications The arc protection system has an extensive indication for different operation modes e g sensor activated overcurrent activated arc protection tripped and disturbance System configuration and measurements can also be checked during operation VAMP 221 V C Arc Protection Relay C Install Info Power Trip 1 Temp set Com C Trip2 O Temp C Error C Trip3 Current C Trip 4 Error code Q I gt int ext P 7 Figure 3 1 1 221 in normal mode In normal mode only the RUN and POWER indicator lights are lit continuously The COM indicator light blinks occasionally indicating communication between units and during installation The POWER indicator lights of the 1 units must also be permanently lit and the COM indicator light blink during communication Arc fault VAMP 221 V CE Arc Protection
104. ny installation or wiring work Safety instructions Always observe the national electrical safety regulations when working under live conditions The unit manufacturer is not liable for damage due to incorrect working methods or failure to observe safety instructions The correct handling of the unit under all mounting and operating conditions forms the foundation for its safe use Caution Any separately marked notes and warnings must be observed The wiring work must be performed according to national standards and any requirements specified by the customer Caution Do not connect the auxiliary supply voltage until the installation has been completed Before installation Before installation make sure the environmental conditions comply with the requirements specified in Chapter 5 Caution The unit contains components liable to damage if exposed to an electrostatic discharge ESD Do not open the unit unless you have taken appropriate protective measures against ESD Caution The manufacturer cannot guarantee operational safety in environments that do not satisfy the specified environmental conditions V221 EN M B019 VAMP 221 10 Construction 10 2 Unit installation 10 2 1 VAMP 221 The central unit is designed for flush mounting Spacing adapters for reducing the installation depth are available on request Wiring of the central unit overview The central unit can be connected to the following 9 seco
105. onitoring the light information with a fibre system is a cost effective solution e g in low voltage switchgears with several compartments Self supervised arc sensor e than 8 000 lux 14 V221 EN M B019 VAMP 221 V221 EN 19 1 General 1 1 VAMP 221 arc protection system components Portable arc sensor VA 1 DP Figure 1 1 3 4 Portable arc sensor VA 1 DP Improves personal safety when working with live voltage switchgear The sensor is to be connected to the nearest light I O unit VAM 10L VAM 3L or VAM 3L X using a snap in connector Cable length 5 metres The sensor is designed to be attached e g to the edge of a pocket in the technician s working wear 1 2 Operational safety 1 General VAMP 221 1 1 4 Other system components Modular cable VX001 Figure 1 1 4 1 Modular cable VX001 The I O and master units are to be connected to each other using a modular cable approved by the manufacturer The cable is equipped with quick disconnect connectors Modular cables are available in lengths of 1 3 5 7 10 15 20 25 30 metres NOTE The total length of the modular or instrumentation cables of the system measured from the central unit to the furthest I O unit may not exceed 100 metres 1 2 Operational safety Dangerous voltages may occur at the terminal in the back panel of the central unit even though the auxiliary power supply has been disconnected Do not open the secondary circuit o
106. only one or two After reading the system configuration the central unit automatically changes to normal mode Check the configuration in the INFO mode according to section 3 4 1 When configurating arc protection system with multiple central units disconnect l O units from central units in slave mode during their installation procedure 57 3 4 Configuration of the arc 3 VAMP 221 arc protection system VAMP 221 protection system operation and troubleshooting 3 4 1 Checking system configuration To check system configuration in INFO mode do the following e INFO number of number of number of O UNIT O UNIT Hs TE sas Tis s TE 14 lt 1 4 Y da Use push button for read number of units sensors Y 1 sensor is missing das 2 Info E Figure 3 4 1 1 Checking system configuration in INFO mode Select the INFO mode using the up and down arrow keys You can read the I O unit address and the number of sensors stored in the memory from the central unit s display e Use the side arrow keys to move between the 1 units e When the correct I O unit shows on the display press S to activate the INFO mode the number of connected sensors press E The central unit will display the numbe
107. or I O unit VAM 3L front panel Connection for portable arc sensor VA 1 DP Programming switches POWER indicator light indicates that the supply voltages of each component are in order COM indicator light lit when the central units and I O units are communicating ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty arc sensor or changes in the amount of sensors 6 Connector sockets for the VX001 modular cables 7 LED lights indicating sensor activation 8 9 Terminals for three fibre sensors Portable arc sensor VA 1 DP connected and operational 10 Portable arc sensor activated 11 1 unit trip relay activated 12 Terminal block for external communication and BI O 28 channels and trip signal V221 EN 19 VAMP 221 2 User interface 2 2 I O unit 2 2 6 VAM 3LX 12 6806 6666 6006 606 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 2 VAM 3LX SENSOR 9 40 power 4 O TRIP aq 5 O ERROR SENSOR INPUTS CH2 O CH1 cH3 CH1 CH2 CH3 R1 T1 R2 T2 R3 T3 Adj Adj Adj Figure 2 2 6 1 Arc fibre sensor I O unit VAM SLX front panel VAM3L 1 Connection for portable arc sensor VA 1 DP 2 Programming switches 3 POWER indicator
108. pervision alarm is also taken from the central unit alarm relay System components The system configuration comprises the following components e 1 VAMP 221 central units e one 1 VAM 4C current I O unit e two 2 VAM 10L light I O units e Sixteen 16 VA 1 DA light sensitive elements 81 7 2 Selective sensor solution 2 7 Application examples VAMP 221 incomers 2 protection zones CBFP in use 7 2 3 System configuration Configuration of the central unit VAMP 221 1 SW1 switch settings Switch Definition _ Setting Description Position 0 switch on the left L gt amp l gt L gt trip relay is only operational while the protection is activated Position 1 switch on the right trip relay changes to latching status after trip Position 70 switch on the left trip is activated by arc and current criteria Position 1 switch on the right trip is activated by light criteria alone CBFP 100 150 ms Position 70 switch on the left CBFP delay time 100 ms Position 1 switch on the right CBFP delay time 150 ms Relay matrix 1 Relay matrix Relay matrix Relay matrix Relay matrix Relay matrix central Position 70 switch on the left unit sub unit central unit in central unit mode Position 1 switch on the right central unit in sub unit mode il 3 CBFP Fast Position 70 switch on the left output trip relays 2 and 4 serve as CBFP Posi
109. ping in different protection zones Each 1 unit has one output trip relay which trips either in faults in its own zone VAM 10L and VAM 3L VAM 3L X or in the programmed zone VAM 4C I O unit VAM 12L VAM 12LD comprises 3 output relays If necessary trips can be multiplied using the multiplying relay VAR 4CE V221 EN M B019 VAMP 221 6 4 V221 EN 19 6 Functions 6 5 BI O bus interface Self supervision The system monitors the microcontroller and related circuit operation and program execution with a separate supervision circuit In addition to system supervision the circuit attempts to re start the microcontroller in the event of a fault If the re start fails the supervision circuit gives a self supervision alarm on a permanent internal fault In case of am microcontroller failure the trip functions still works but latching is blocked Whenever the supervision circuit detects a permanent fault in any system component it ignores activation signals coming from this component e g faulty arc sensor The supervision circuit also monitors the internal operating voltage In the event of loss of operating voltage in the central unit the system automatically gives an IF alarm since the IF output relay operates on steady state current in other words the IF relay is actuated when the operating voltage is on and within the permitted limits 67 6 5 BI O bus interface 6 5 68 6 Functions BI O bus inte
110. r of sensors connected to the 1 unit for two seconds after which it will show the number of sensors stored in the memory If the numbers are not the same see section 3 1 3 NOTE Checking system configuration will not affect the configuration stored in the central unit s memory If you wish to modify the configuration see section 3 4 58 V221 EN M B019 221 4 System commissioning 4 2 Performing the testing 4 System commissioning The following equipment is required for commission testing e Current supply for feeding either primary or secondary current e Aflashlight or other source of bright light e A multi function measuring instrument including a clip on ammeter and resistance measurement for verifying the operation of potential free output contact The flashlight must be able to provide a sufficiently long light pulse for the sensors If you are using a torch adjust the beam until its edge is sharp to ensure sensor activation Commissioning testing must be documented in writing detailing system operation and settings 4 1 Testing general Before initiating the testing determine the system configuration and scope Pay particular attention to safety during the work and ensure the testing will not cause unnecessary tripping of feeders that are in use Determine the following e Is any unit connected to another central unit or protection relay via a BI O bus e Where have the trips been wired to from
111. re 2 2 2 1 Arc sensor I O unit VAM 12LD front and back panels V221 EN M B019 23 2 2 I O unit 24 2 User interface VAMP 221 Connection for portable arc sensor VA 1 DP Programming switches POWER indicator light indicates that the supply voltages of each component are in order COM indicator light lit when the central unit and I O units are communicating ERROR indicator light indicates an internal fault detected by the component s self diagnostics Such faults include faulty arc sensor or changes in the amount of sensors 6 Connector sockets for the VX001 modular cables 7 LED lights indicating sensor activation 9 Terminal block for ten arc sensors Portable arc sensor VA 1 DP connected and operational 10 Portable arc sensor activated 11 1 unit trip relays activated 12 Terminal block for output relays 13 Text pocket for sensor specific labels V221 EN M B019 VAMP 221 2 User interface 2 2 1 unit 2 2 3 VAM 10L 42 YY YG GC OCG GC GY YG GCG CGY 16 15 14 13 12 1110 9 8 7 6 5 4 3 2 1 2 VAM 101 6 1 6 COM 2 9 LJ SENSOR 6 OK 5 O ERROR D SENSOR INPUTS O1 02 O4 O5 O8 09 O10 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 000009090 G CY VO VOY
112. re protection stage SOBF 65 2 I Sisa Denon dbi Oo 65 6 9 OUTOUT relay TUNCIIONS ode eod ie 66 56 4 Sel SUPEI SION RE 67 6 5 BVO DUS INT N ACE ga naka aa a aana aa nja aan En jaga S Eti tts 68 6 5 1 Connection to another central unit 69 6 9 2 Connection 10 10 ttr esee 69 6 5 3 Connection to protection relay 70 7 Application examples ones 71 7 1 Selective fibre solution 3 incomers 3 protection zones CBRP IMUSE E NER ME UOI UE aa 71 7 1 1 Functional system description 73 752 29DY COMDONEINS dua awangan aga tana a NAN ENG 79 7 139 oystem cohfigBllatioll EEN 74 7 1 4 Testing of example application 78 7 2 Selective sensor solution 2 incomers 2 protection zones BE DEE hh 80 7 2 1 Functional system description 81 72 25 ONSEN 3 e 02 agan ng anaa uie rue pa deseas oce 81 752 9 COMMGULATION utei 0220 00 260006 82 7 2 4 System testing 65 7 3 Selective point sensor solution multiple incomers multiple protection zones CBFP in 87 7 3 1 Functional system desc
113. rent O Trip 4 MK Error code I gt int O Figure 3 1 4 3 The system indicates that the BI O bus has remained activated for longer than three seconds This fault code indicates that the system s BI O bus has remained activated for too long for normal operation Potential causes 1 A sensor connected to the unit via the BI O bus has remained activated for longer than three seconds Corrective measures e Check the physical location of the activated sensor Strong direct light may activate the sensor e Ifthe arc sensor is not exposed to direct light remove one of the sensor conductors to check that the sensor cable is not short circuited If the fault disappears the sensor or cable is probably faulty In this case replace the faulty Sensor e Inthe overcurrent unit check the range of the overcurrent setting and whether the nominal values of the current transformers secondary circuits are compatible V221 EN 19 VAMP 221 3 221 arc protection system 3 1 System status indications operation and troubleshooting Communication fault fault code13 VAMP 221 V CE Arc Protection Relay Run C Install O Info Power Trip 1 O Temp set Com O Trip 2 C Current Trip4 KC Error code pint e I ext front error13 Figure 3 1 4 4 The system indicates a disturbance in the communication between units This fault code indicates faulty operation of the system s comm
114. rface VAMP 221 All VAMP 221 Arc Protection System units can receive or transmit light and or current criteria depending on the unit on the BI O bus VAMP 221 can send BI O information to two central units or two protection relays If there are more than two recipients of BI O information or the length of the BI O bus exceeds 100 m the BI O bus must be equipped with a line amplifier as shown in the figure below La gt out GND Power supply La gt in 48Vdc 50W Phoenix Contact ST OV2 60DC 60DC 1 La gt in Al 2 GND A La gt in xS 619516 18 m mum 9 amp le La in 8 je ale e g 9 1 u ea Sb Tm a GND ale 19 2 Se 2 48 91 a 9 Sal Lo 9 8
115. rip outputs in two separate groups TRIP1 X1 7 X1 8 fast group 1 TRIP2 X1 9 X1 10 fast CBFP group 1 X1 11 X1 12 fast group 2 4 X1 13 X1 14 fast CBFP group 2 In the event of an arc fault the output contact will close at 7 ms when three phase current measurement is used lf CBFP is used the trip relays 2 and 4 will operate after a pre set delay time of 100 or 150 ms if the preconditions for the arc fault still exist If several trips are required the multiplying relay VAR 4CE can be used V221 EN 19 VAMP 221 10 Construction 10 2 Unit installation Wiring alarm circuits Alarm signals generated by the arc protection system trip and self supervision alarms can be forwarded to higher level switchgear supervision and control systems through the output contacts Self supervision alarms The self supervision system issues a self supervision alarm when it detects a fault in a central unit function or an incorrect number of Sensors Connect the self supervision alarm output to an IF change over contact either terminals X1 17 X1 18 normally closed or X1 18 X1 19 normally open During normal system operation no internal fault and with the auxiliary power supply connected the terminal X1 17 or X1 18 is open and X1 18 or X1 19 is closed Trip alarms A trip alarm is generated when the arc fault system trips Connect the trip alarm output to the closing terminals X1 15 X1
116. ription 88 7 3 2 System components deed ee 89 79 9 oystem cohfigilaliQI 25 0 90 3 4 System testing a an ad Ka Aa 94 7 4 Arc protection current measuring based on earth fault CUN oo Noster cedebat TEN KR Neb 96 7 4 1 Functional system description 97 8 MENACES NEM UND TR Oed UMP ERA 98 9 1 Hear DANG ENEE 98 8 2 Analogue measurements 101 9 3 Digital 101 8 4 Auxiliary power supply 101 8 5 a d s used d su cese 102 Duos VAMP bee 102 8 5 2 VAM 10L VAM 10LD VAM 3L VAM 3LX and VAM ACF VAM 4C RE 102 9 9 94 VAM T2L VAM T2LD as aga ae 102 9 65 aana Rd 103 Gol MAMIP22 I ae 103 9 0 2 2 and VAM 20 104 8 6 3 VAM 10L and VAM 10LD 107 SGA VANS lanes 108 NANI 108 8 6 6 VAM 4C VAM 4 109 4 V221 EN 19 VAMP 221 V221 EN 19 Table of Contents 22022200 2 ee 110 8 6 8 VAMP 221 signaling diagram
117. rs multiple protection zones CBFP in use 1 S Gel 5 6 N N e N Aen e m QN 6 n nul ME VAR retest 1819 12121 1816 1815 16 2 i D BR JH I gt BIO Lone 2 1 Zone 2 2 CBFP zone1 Zone 1 3 2609999696 19111 VAR 99589999 1865969668 481 een ee e spe ell 25 1 eel ke D zm e e i e i i v Zone 1 4 CBFP zone1 1 1 2 6 7 Figure 7 3 1 Selective fibre sensor solution multiple power flow dierections multiple protection zones CBFP in use V221 EN M B019 87 7 3 Selective point sensor 7 Application examples VAMP
118. s T 1 Selective fibre solution 3 CBFP in use 8 Jeep 8 ssauppe dels TV d lt lt SsoJppe new Aas NI amp lt I lt 1 71 Dumas auoz 6 V 3NOZ 1483 sw OGL SWOOL V ANOZ 153 4383 6 iu ag 5 INOZ lt 1 lt lt 1 uo du 2 lt 9 3NOZ Lam uogequou ug L s UO 1 WVA pue 30LW VA WVA LCCdW VA 3poul NI U WVA pz 5 02 7 20 5 02 V 9407 CLauoz 10 aa St ee DI 222 x ae Sa a ert lt A E MC 5 Mea 225 4 Te WVA A LOOXA E 5 mme An mmm mm mmm mmm wm mm mmm mmm mm mm mm mmm mmm mmm mm EL 4 1 9107 gt 21 9007 D 1 pecinan AE Quels Dadan 1 1 4489 dddo vl l Zl 11 Z V dnog dnog 02 a XIEN V221 EN 19 3 Selective feeder solution with VAM in internal mode dip sw 1 Figure 7 1 ON 7
119. smits the current criteria to other units 4 gt in Position 0 switch down unit does not receive the current criteria from other units Position 1 switch up unit receives the current criteria from other units As in CT 53 3 3 Adjusting the overcurrent 3 VAMP 221 arc protection system VAMP 221 setting 3 3 54 operation and troubleshooting Adjusting the overcurrent setting In the VAM 221 Arc Protection System all the overcurrent settings are expressed as multiples of the secondary rated current For example with a secondary selection of 5 A the setting value 1 5 corresponds to a current of 7 5 A in the secondary circuit of the circuit breaker Adjusting the overcurrent setting is most convenient following the setting value in the CURRENT operating mode The overcurrent settings will be changed regardless of the mode of the central unit The new settings will be effective immediately However settings should be adjusted in CURRENT mode only since the new setting value is visible immediately in this mode CURRENT g z USE THE TRIMMER FOR SET THE LEVEL c LN OF PICK UP CURRENT lo L2 NUN USE THE TRIMMER FOR SET THE LEVEL BN OF PICK UP CURRENT L1 L3 lt lg rin AV AN Lg TE CURRENT IN PHA
120. sor Cable length 6m VA 1 DA 20 Arc Sensor Cable length 20m VA 1 DT 6 Temperature Sensor Cable length 6m VA 1 DP 5 Portable Arc Sensor Cable length 5m VA 1 DP 5D Portable Arc Sensor Cable lenght 5m VA 1 EH 6 Arc Sensor Pipe type Cable length 6m VA 1 EH 20 Arc Sensor Pipe type Cable length 20m ARC SLm x Fiber sensor 8 000 Ix X fiber lenght 1 SLS 1 Fiber joint SLS 1 Max one joint per fibre VX001 xx Modular Cable VAM VAM xx Cable length m Preferred Cable Lenghts 2 VX031 5 Extension cable for VA1DP 5D Cable lenght 5m VYX001 Surface Mounting Plate for Sensors Z shaped VYX002 Surface Mounting Plate for Sensors L shaped VYX076 Projection Height 40mm VYX077 Projection Height 60mm VYX233 Projection Height 100mm 3P001 Line amplifier for arc protection BI O channels DIN rail mount 3P004 Supply unit 100 240AC 24DC 1 3A Supply unit Note 1 Fibre lengths 1 5 10 15 20 25 30 35 40 50 60 or 70 m Note 2 Cable lengths 1 3 5 7 10 15 20 25 amp 30 160 V221 EN 19 VAMP 221 12 Appendix Earthing instruction 12 Appendix Earthing instruction The following mentioned I O units should be earthed to switchgear earth as below ALT 1 0009000000000000 ES SGSSSSSGGGSSGSGG 876854321 Earthing instruction 1 12348 9999969 999999 99596969
121. t the secondary circuits of the current transformers to the following screw connectors X1 1 X1 3 L1 X1 5 X1 7 12 10 X1 9 X1 11 L3 The arc protection system can also be single or two phase connected Three phase connection is nevertheless recommended for optimal operating speed The current measuring channels L1 and L3 must be used in connection with two phase current measuring Single phase current or earth fault current must always be connected to the current measuring channel 12 1 otherwise an unbalance error will occur The specified operating time of 7ms can only be guaranteed for three phase current measurement V221 EN M B019 VAMP 221 10 Construction 10 2 Unit installation Wiring the trip circuits of the circuit breakers Connect the circuit breaker s trip circuit to the following terminals TRIP1 X2 15 X2 16 fast In the event of an arc fault the output contact will close at 7 ms when three phase current measurement is used The output trip relay of the light I O units VAM 10L and VAM 31 operates during faults in its own zone In the current unit VAM 4 C select the protection zone controlling the 1 unit using the programming switches If several trips are required the multiplying relay VAR 4 can be used Wiring between the central unit and the 1 unit Connect the central unit to the 1 units with a modular cable of type VX001 The modular cable carries all information betwee
122. tection is activated Position 71 switch up trip relay changes to latching status after trip Position 70 switch down rated secondary current of the current transformer is 1 A Position 1 switch up rated secondary current of the current transformer is 5 A Position 0 switch down unit does not transmit the current criteria to other units Position 1 switch up unit transmits the current criteria to other units Position 0 switch down unit does not receive the current criteria from other units Position 1 switch up unit receives the current criteria from other units As in CT Current pick up setting potentiometer settings L1 L3 12 1 L1 L3 Potentiometer settings are used to set the light activation level for phase currents and The setting zone is 0 5 6 x ln This current setting is separate from the 2 6 setting L2 lo Potentiometer settings are used to set the light activation level for phase currents or earth fault current lo The setting zone is 0 05 9X ly This current setting is separate from the 1 setting NOTE If three phase currents are connected to the 1 unit both L1 L3 and L2 settings must be made 92 V221 EN 019 VAMP 221 V221 EN 19 Definition gt VAM10L 5 10 7 Application examples 7 3 Selective point sensor solution multiple incomers multiple protection zones CBFP in use Configuration of
123. tion 1 switch on the right output trip relays 2 and 4 serve as fast trip i 1 Since VAMP 221 serves as the central unit for I O units VAMP 221 must be in the central unit operating mode Current pick up setting potentiometer settings L1 L3 and 12 1 L1 L3 Potentiometer settings are used to set the light activation level for phase currents IL1 and 113 The setting zone is 0 5 6 x ln This current setting is separate from the 2 6 setting L2 lo Potentiometer settings are used to set the light activation level for phase currents 1 2 or earth fault current lo The setting zone is 0 05 9X ly This current setting is separate from the 41 setting NOTE If three phase currents are connected to the central unit both L1 L3 and L2 settings must be made 82 V221 EN 19 221 7 Application examples 7 2 Selective sensor solution 2 incomers 2 protection zones CBFP in use Configuration of the current UO unit VAM and VAM 4CD 2 SWI switch settings efinition VAM4C 2 System operating zone 3 light information Ee 2064 0 System operating zone 4 ight information _ 0 Address weighting 79 SS System operating zone 2 light information Address weighting coefficient 4 7 Address weighting coefficient 2 Address weighting coefficient 1 VAM 4C 2 address 1 33 SW2 switch settings efinition VAMAC 2 Posit
124. tivates the arc stage When the switch position is ON the arc stage only activates on the light information provided by the unit s own sensors In OFF position the arc stage activates on the light information received from any unit in the same protection zone Please see Technical description part Chapter 3 1 Application examples Switch 2 determines the trip relay latch When the switch is in ON position the trip relay remains engaged after the arc trip until the fault is acknowledged at the central unit s panel see 3 1 1 In the OFF position the trip relay follows the arc fault Switch 3 determines the arc trip criteria When the switch is in ON position the trip is based on light information only in OFF position both fault currents exceeding the current limit and light information are required V221 EN M B019 51 3 2 Using programming switches 3 VAMP 221 arc protection system VAMP 221 52 operation and troubleshooting VAM 12L VAM 12LD When the switch is in on position L gt int the output relays are only activated by dedicated sensors SENSOR 1 activates T1 SENSOR 2 activates T2 SENSOR 3 activates T3 SENSOR 4 to 10 are normally sending out light information according to zone setting If the switch is in off position all output relays are also controlled by the selected zone information This activation source can be any sensor channel 4 to 10 or from an external I O unit configured to the same zone V
125. ult current The earth fault current can be measured directly from the summation connection of the instrument transformer in which case the sum of the phase currents is wired through the L2 lo current measuring channel Figure 3 4 1 An alternative more accurate method is to connect a current transformer that measures earth fault current directly to the L2 lo current measuring channel 97 8 1 Rear panel view 8 Interfaces VAMP 221 8 Interfaces 8 1 Rear panel view N 2 9 29 0090600006000069000 LLL E VAMP221Back Terminal X1 left side Terminal No Symbol Description Trip relay 1 5 Tree C9 69 69 69 69 69 69 98 V221 EN M B019 VAMP 221 8 Interfaces 8 1 Rear panel view Terminal X1 right side Terminal No Symbol Description Current input 2 S2 5 2 8 8 8 8 5 e 8 Terminal X2 Term
126. unctions Protection functions The arc protection functions of the arc protection relay are always operational You can select the circuit breaker failure protection stage using the programming switches Arc fault protection 50 Arc protection involves the central unit 1 units a range of light sensitive elements and a instantaneous overcurrent stage module The module can be connected to 1 2 or 3 phase current or earth fault current and 2 phase current Arc protection is operational when the light I O unit transfers the light information from the arc sensor to the system and simultaneously overcurrent stage of the I O unit status These signals are visible in all system components each of which generates an arc fault trip according to its own settings System or a system component can also be programmed to operate on light information alone The operating time of the arc protection stage is 7 ms Unbalance alarm Unbalance error has been removed from the software version 3 12 onwards The purpose of the unbalance alarm is to identify an abnormal distribution of load currents in the measuring circuit Such abnormal situations occur mainly in connection with equipment failure or faulty secondary circuit wiring in current transformers The system uses either two phase or three phase connections The system uses a two phase connection when the L2 lo overcurrent setting deviates from the L1 L2 overcurrent lim
127. unication bus Potential causes 1 modular cable between units or external wiring has become disconnected or faulty BI O channel fault fault code 14 VAMP 221 V Ce Arc Protection Relay Run C Install Info AK Power O Trip 1 C Temp set Com 2 Temp AK Error Trp3 Current O Trip4 Error code Pint front error14 Figure 3 1 4 5 The system indicates a disturbance in the communication between two central units connected via a BI O bus This fault code indicates a fault in the system s BI O bus Potential causes 1 Fault in the BI O system cable Corrective measures e Check the cable If necessary repair or replace the cable 2 The central unit connected to the BI O is faulty Corrective measures e Check the central units necessary replace a central unit V221 EN M B019 45 3 1 System status indications 3 VAMP 221 arc protection system VAMP 221 operation and troubleshooting 46 Unbalance fault fault code18 NOTE Unbalance error has been removed from the software version 3 12 onwards VAMP 221 V CE Arc Protection Relay C Run C Install Info LS Power O Trip 1 Temp set Q Com Trip 2 O Temp Error O Trip 3 Current Trip 4 MK Error code e I gt int I ext front error18 Figure 3 1 4 6 The system indicates that the current measuring unit has detected significant unbalance between t
128. use Functional system description The protected object is medium voltage switchgear with two separate inputs The switchgear has a longitudinal busbar in a bus bar between the inputs See Figures 3 2 1 and 3 2 2 To minimize the fault zone the switchgear is divided into two separate zones when structurally possible The different zones are limited by bus coupler circuit breakers and monitored by light sensors VA 1 DA connected to the light unit 3 and 4 The system receives current criteria from the central unit 1 and current I O unit 2 which have been installed on incomers owitchgear protection has been ensured by wiring the CBFP contacts to the opposite side of the supply transformers When setting the CBFP delay time the standard break time of the feeder circuit breaker of the actual switchgear must be taken into account This may be very long for old circuit breakers The central unit and 1 units serve as trip units The central unit 1 trips its own feeder circuit breaker in zone 1 faults tripping group 1 and serves as CBFP in zone 1 and 2 faults tripping groups 1 and 2 if the current limit is exceeded The arc sensor I O units and 4 trip the bus coupler circuit breaker between zones 1 and 2 in faults in their own zone The zone 2 light unit 3 trips its own bus coupler circuit breaker Arc alarm is taken from the alarm relay of the central unit which activates in faults in all zones System self su
129. ve impact of an arc short circuit minimize physical damages and mitigate potential injuries The arc protection relay VAMP 221 was originally designed for this purpose In addition the VAMP 221 Arc Protection System has several user friendly features such as four separate protection zones current measurement indication in the central unit versatile partially programmable output relays comprehensive self supervision of functions and the ability to interconnect VAMP protection relays and arc protection via the BI O bus The VAMP 221 Arc Protection System can be easily installed on both new and existing low and medium voltage switchgear Software revision history 3 08 Self supervision alarm display is manually reset only 3 10 Detection of system fault takes about 100 seconds dt VAMP 221 arc protection system components VAMP 221 is an easily adaptable arc protection system for the protection of electricity distribution systems VAMP 221 significantly reduces the risk of potential personal damage and material and production losses caused by arc fault VAMP 221 in a nutshell System operating time 7 milliseconds e accurate location of arc fault e four selective protection zones e Self supervision of the entire system System cabling with standard cables e automatic system configuration e phase current measuring e earth fault current measuring VAMP 221 complies with the latest standards concerning the electromagn
130. witch on the right trip is activated by light criteria alone CBFP 100 150 ms Position 0 switch on the left CBFP delay time 100 ms Position 1 switch on the right CBFP delay time 150 ms Relay matrix Relay matrix Relay matrix Position 0 switch on the left central unit in central unit mode Position 1 switch on the right central unit in sub unit mode Since VAMP 221 serves as the central unit for I O units VAMP 221 must be in the central unit operating mode Relay matrix Relay matrix Relay matrix central unit sub unit B 3 CBFP Position 70 switch on the left Fast output trip relays 2 and 4 serve as CBFP Position 1 switch on the right output trip relays 2 and 4 serve as fast trip 1 V221 EN 019 221 7 Application examples 7 1 Selective fibre solution 3 incomers 3 protection zones CBFP in use Current pick up setting potentiometer settings L1 L3 L2 lo L1 L3 Potentiometer settings are used to set the light activation level for phase currents and The setting zone is 0 5 6 x Ip This current setting is separate from the 2 6 setting L2 lo Potentiometer settings are used to set the light activation level for phase currents 1 2 or earth fault current lo The setting zone is 0 05 5 In This current setting is separate from the 1 1 setting NOTE If three phase currents are connected to the central unit both L1 L
131. x MVSTBW or similar VAR ACE Make and carry for 0 5s 30 A Breaking capacity dc L R240 ms At 48 V dc At 110 V dc At 220 V dc 1 material AgNi 90 10 Terminal VAMP 4 Maximum cross section area of wire 2 5 13 14 AWG 4N O 4 rated voltage 250V ac dc Continuous withstand capacity 5A Make and carry for 0 5s Make and carry for 3s N O breaking capacity dc L R 40ms At 48 V dc At 110 V dc At 220 V dc AgNi 90 10 Terminal Phoenix MVSTBW or similar 124 30A 15A 0 44A 0 22A Maximum cross section area of wire 2 5 mm 13 14 AWG V221 EN M B019 VAMP 221 9 Technical data 9 2 Tests and environmental conditions 9 1 5 Alarm contacts VAMP 221 Number of contacts 2 normally open contacts relay A1 amp IF 1 normally closed contact Rated voltage 250 V ac dc Continuous withstand capacity A Make and carry for 0 5s 10A Make and carry for 3s 8 Breaking capacity dc L R240 ms At 48 V dc 1A At 110 V dc 0 25 A At 220 V dc 0 05 A Relay material AgNi 90 10 Terminal Maximum cross section area of wire Phoenix MVSTBW or similar 2 5 mm 13 14 AWG Relay IF is the unit s self supervision relay 9 1 6 Communication bus interface Number of ports 2 in the back plate VAMP 221 2 in the front panel I O units RJ 45 Max number of used units 16 I O units 3 central units Auxiliary voltage supply to I O units Floating 24
132. ystem circuit breaker at least once using the system s output trip relay Fill in a testing report see model report in the User s Manual during the test Close the hard wire connection terminals opened during testing and remove temporary connections The system is ready for commissioning 79 7 2 Selective sensor solution 2 7 Application examples VAMP 221 incomers 2 protection zones CBFP in use 7 2 Selective sensor solution 2 incomers 2 protection zones CBFP in use A B 2inc bout point Figure 7 2 1 Selective sensor solution 2 power flow directions 2 protection zones CBFP in use D 2 CBFP 1 CBFP 2 VAMP 221 COM 1 VAM 4C COM 1 D gt COM 2 D gt 2 TRIP 1 2 TRIP 1 5 gt VAM 10L COM 1 VAM 10L COM 1 L gt gt gt gt COM 2 L gt gt gt 8 gt COM 2 TRIP 1 TRIP 1 4 2inc 5out point paakaavio Figure 7 2 2 Selective sensor solution 2 power flow directions 2 protection zones CBFP in use 80 V221 EN 19 VAMP 221 7 2 1 7 2 2 V221 EN 19 7 Application examples 7 2 Selective sensor solution 2 incomers 2 protection zones CBFP in

VAMP 221 manual- Arc flash protection

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