VIP30, VIP35
Contents
1. T s A 100 a 10 7 0 1 max typ 0 01 min gt I is 0 5 10 15 20 25 30 35 1 2 Is The curves below indicate the typical minimum and maximum values of the VIP30 VIP35 phase protection tripping time The current is given in multiples of the current setting Is The time is given in seconds A few characteristic times Current t min t typ t max 2 Is 12s 17s 22s 5 Is 1 9s 3s 3 8 s 10 Is 90 ms 0 13s 0 17 s 20 Is 14 ms 20 ms 26 ms 30 Is 10 ms 15 ms 20 ms 1 The times are measured for a phase to phase fault occurring with the relay is already supplied prior presence of a current in the system that is greater than the minimum operating current In the event of closing on a fault the tripping times may be increased by 20ms The times indicated do not include the mitop response time since it depends on the circuit breaker the no load mitop tripping time is less than 5 ms 2 The tripping times are measured for a sinusoidal current Operating thresholds min typ max Threshold 1 08 Is 1 2 Is 1 32 Is 3 When the VIP30 VIP35 is used with CRc or CEc sensors wired for the 8 80 A range the phase protection operating threshold accuracy is 10 30 for lt 20 A The tolerance is mainly due to the non linearity of the sensors for low currents The inaccuracy can reach the limit above if the2. Important notes Restricted liability Electrical equipment should be serviced and maintained only by qualified personnel No responsibility is assumed by Schneider Electric for any consequences arising out of the use of this manual This document is not intended as an instruction manual for untrained persons Device operation The user is responsible for checking that the rated characteristics of the device are suitable for its application The user is responsible for reading and following the device s operating and installation instructions before attempting to commission or maintain it Failure to follow these instructions can affect device operation and constitute a hazard for people and property Protective grounding The user is responsible for compliance with all the existing international and national electrical codes concerning protective grounding of any device Schneider PCRED399007EN 12 2008 PCRED399007EN 12 2008 Contents Functions and characteristics Presentation of VIP30 and VIP35 relays Presentation of CRc and CEc sensors Description of VIP30 and VIP35 relays Presentation of the VAP6 test unit Using the VAP6 test unit Technical characteristics Installation and connection Mounting Connection Schneider Electric oon A 12 12 14 Functions and characteristics Lid DE50894 Simplified wiring diagram DE10326 gt
3. VIP30 and VIP35 phase protection tA DE50896 to gt lo gt VIP35 earth fault protection mm Schneider Presentation of VIP30 and VIP35 relays Self powered protection relays VIP30 and VIP35 relays are designed for use in power distribution systems mainly in MV LV substations where they provide protection upstream from the transformer They are self powered relays supplied by current sensors requiring no auxiliary power supply They actuate a Mitop release m The VIP30 provides protection against phase to phase faults m The VIP30 WED has the same characteristics as the VIP30 The only difference concerns the markings on the setting label The VIP30 WED settings depend on the power rating m The VIP35 provides protection against phase to phase and earth faults Phase protection Phase protection uses an IDMT set point equal to 1 2 times the current setting Is The VIP30 and VIP35 phase protection functions are the same Earth fault protection Earth fault protection is based on residual current measurements using the sum of the sensor secondary currents Measurements are carried out by a CSH30 core balance CT mounted on the back of the VIP35 unit Earth fault protection operates according to definite time characteristics the set point and time delay are adjustable Equipment description The VIP30 and VIP35 relays are mounted in an injected polycarbonate casing that protects them against dripping w
4. s2 8 L2 9 52 101 L1 P2 S1 14 Del 14 Schneider PCRED399007EN 12 2008 Installation and connection Connection Connecting the VIP35 with CRc or CEc sensors Connections are made to the back of the VIP30 VIP35 via 6 35 mm fast on connectors The diagrams correspond to the S1 S3 wiring configuration The wiring of the sensor secondary windings determines the VIP30 VIP35 current setting range Current setting range Wiring 8A 80A S1 S2 20 A 200 A S1 S3 L1 L2 2 Li isd Do not earth the sensor secondary windings VIP35 E3 L2 L1 14 11d 4 1 ae ae He For the VIP35 run the S1 cable of each of the three sensors through the CSH30 core balance CT J before connecting them to their respective terminals Insert all three S1 cables through the same side of the core balance CT Attach the wires from the unused secondary windings K to the plastic clips L to prevent them from coming in contact with another conductor or metal frame The conductors are energized in operation and should not be accessible K L DE50910 OOO MIID OOO O00 VIP35 wiring with CRc or CEc sensors Electric PCRED399007EN 12 2008 Schneider 15 Schneider Electric Notes PCRED399007EN 12 2008 PCRED399007EN 12 2008 Notes Schneider Electric 17 Schneider Electric Notes PCRED399007EN 12 2008 Schn
5. or CEc sensors used to give the desired setting range How to fit the setting label When the label is in position in the slot the text is hidden by a non transparent zone It is not visible to the user m c VAP6 test plug The test plug is exclusively designed for connection of the VAP6 used for fast and easy relay testing The test may be carried out during normal operation of the installation since the VAP6 and VIP30 VIP35 provide the possibility of testing without circuit breaker tripping The test is possible even if the relay is not supplied by the sensors In that case the VAP6 supplies the VIP30 VIP35 m d minimum time delay switch The circular opening on the front face provides access to a switch used to delay the tripping order by at least 25 ms The time delay may be enabled to prevent the circuit breaker from breaking at the beginning of the asymmetrical phase in the event of a high fault It should be enabled or disabled depending on the type of circuit breaker The user does not have access to the time delay switch since the opening is hidden by the setting label Testing the VIP30 VIP35 with the VAP6 6 Schneider PCRED399007EN 12 2008 Functions and characteristics i When the circuit breaker closes energizing of the MV LV transformer may generate aperiodic inrush currents with a DC component that momentarily saturates the magnetic cores of the VIP35 sensors Consequently each sensor gives an er
6. relay is only supplied by one phase This may be the case during single phase injection testing bneider PCRED399007EN 12 2008 Schneider 11 Installation and connection Mounting Dimensions The VIP30 VIP35 is designed for flush mounting in rectangular cut outs in sheet metal panels with a maximum thickness of 3 mm a 178 8 gt DE10328 0 75 162 5 4 holes 4 1 170 92 3 75 VIP30 VIP35 mounting dimensions The 4 holes are required only when mounting the VIP on SFset or Evolis 24 kV circuit breakers DE10329 Connection CSH30 core balance CT VIP35 me 159 gt a 179 6 1 Including 5 mm for cables passing through the core balance CT Mounting the CSH30 core balance CT on the VIP35 a Mount the CSH30 core balance CT on the back of the casing using the 2 screws G so that the Schneider Electric CSH30 3123973 P2 marking is on the visible side Tighten the 2 screws moderately In order to measure the residual current the wires of the S1 secondary windings of the 3 sensors are inserted through the CSH30 core balance CT and connected to the fast on connectors Connect outputs 1 and 2 of the CSH30 core balance CT to terminals 13 and 12 of the VIP35 F The CSH30 core balance CT output is a low level signal so the length of the 2 wires should not exceed 15 cm Terminal 3 of the CSH30 core balance CT output connector is not
7. trip phase overcurrent pushed trip O inhibition earth fault m Phase overcurrent it sends the phase protection test stimulus The stimulus is earth fault oe equivalent to 20 times the current setting Is inhibition m Earth fault it sends the earth protection test stimulus The stimulus is equivalent circuit breaker to a current greater than the highest of the lo gt settings mitop m Trip inhibition press the trip inhibition button if the VIP30 VIP35 test should be carried out without tripping of the circuit breaker Circuit breaker tripping is disabled while the trip inhibition button is pressed even if the tripping order results from a real fault phase ore overcurrent MIOR circuit breaker 2 mitop Indicators m On indicates that the batteries are operational Also lights up when the battery test is carried out by pressing battery test m Test in progress confirms sending of the test stimulus to the VIP30 VIP35 m Trip lights up when the VIP30 VIP35 sends a trip order whether or not circuit breaker tripping is inhibited overcurrent VAP6 front panel external mitop output It may be used to connect an auxiliary mitop designed for instance to stop a stop watch during operating tests The mitop is triggered at the same time as the circuit breaker mitop It is not disabled by pressing the trip inhibition button Batteries to conserve battery life the batteries are normally off and automatically go on
8. 00A 500 1 S1 S3 The cross section of the core and the resistance of the winding are chosen so as to protect the VIP30 VIP35 in the event of a high fault current and or a short circuit on the MV system Electric Schneider 5 DE50899 DE50917 Functions and Description of VIP30 and VIP35 characteristics relays DE80359 VIP 30 phase 2 2 Spa overcurrent sensors CRe CE 1 S2 to be used VAP6 test plug VIP30 front panel VIP30 VIP35 phase protection m 1 phase protection zone Information concerning phase protection is presented in the dark zone at the top of the front panel This zone is the same for the VIP30 and VIP35 m 2 current setting Is Time delayed tripping of the phase protection takes place at 1 2 x Is Depending on how the sensors are wired the current setting is adjustable from 8A to 80A or from 20A to 200A the selector switch graduations are adapted to the range by fitting the appropriate setting label Other VIP30 VIP35 functions m a setting label The setting label should be fitted on the VIP30 VIP35 when it is mounted on the circuit breaker The label indicates the graduations of the phase current setting VIP30 VIP35 and earth protection setting VIP35 selector switches It is inserted from the top behind the transparent part of the front panel m b sensors used and wiring The text is printed on the setting label It indicates the secondary winding of the CRc
9. Electrical network protection VIP30 VIP35 User s manual 12 2008 Schneider Safety instructions Safety symbols and messages Read these instructions carefully and look at the equipment to become familiar with the device before trying to install operate service or maintain it The following special messages may appear throughout this bulletin or on the equipment to warn of potential hazards or to call attention to information that clarifies or simplifies a procedure if the instructions are not followed Risk of electric shock A The addition of either symbol to a Danger or Warning safety label on a device I indicates that an electrical hazard exists which will result in death or personal injury ANSI symbol IEC symbol Safety alert This is the safety alert symbol It is used to alert you to potential personal injury hazards and prompt you to consult the manual Obey all safety instructions that follow this symbol in the manual to avoid possible injury or death Safety messages A DANGER DANGER indicates an imminently hazardous situation which if not avoided will result in death serious injury or property damage A WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in death serious injury or property damage A CAUTION CAUTION indicates a potentially hazardous situation which if not avoided could result in minor or moderate injury or property damage
10. ater and dusty environments The front is protected by a transparent cover fitted with a sealing gasket The cover may be lead sealed to protect access to the settings Rotary selector switches are used for settings The phase and earth fault current settings are made directly in amperes This means that the graduations on the front must be adapted to suit the sensor range used This is done by fitting the appropriate setting label when mounting the relay The connection is made on the back of the relay using fast on type connectors PCRED399007EN 12 2008 Functions and characteristics PCRED399007EN 12 2008 DE50902 Presentation of CRc and CEc sensors To obtain the indicated performance characteristics VIP30 and VIP35 relays must be used with the specified sensors The relay sensor assemblies are defined to respect the technical characteristics indicated in particular m operation over the entire range m tripping time m accuracy m short circuit thermal withstand The same type of sensor must be used on each phase CRc and CEc sensors for VIP30 VIP35 CRc 200 500 1 sensors are used on RM6 units models since 1998 CEc 200 500 1 sensors are used on 24 kV Evolis integrated circuit breakers CRc and CEc sensors have two secondary windings 3 S2 S1 The wiring of the sensor secondary windings determines the VIP30 VIP35 current setting range Current setting range Ratio Wiring 8A 80 A 200 1 S1 S2 20A 2
11. ch m the relay type VIP30 or VIP35 m the sensor wiring S1 S2 or S1 S3 This information is hidden when the label is in position Make sure that it is pushed right to the bottom of the slot To remove the label use the hole in the top if necessary with the help of the tip of a pencil or screwdriver Choosing the right setting label Setting label for VIP30 with CRc or CEc Setting label for VIP35 with CRc or CEc Sensors s Sensors DE509 DESO sensor sensor CRe CEc CRe CEc S1 S2 to be used S1 S3 to be used sensor sensor CRe CEc CRe CEc S1 S2 to be used S1 S3 to be used 1 S2 wiring S1 S3 wiring S1 S2 wiring 1 S3 wiring Setting label for VIP30 WED with CRc or 2 CEc sensors DES50 Us 11kV Us 11kV IR A 200 kVA 12 1600 kVA 500 kVA 28 2000 kVA 1000 kVA 56 2500 kVA 1500 kVA 3000 kVA S1 S2 wiring S1 S3 wiring Schneider 13 Installation and connection Connection Connecting the VIP30 with CRc or CEc sensors Connections are made to the back of the VIP30 VIP35 via 6 35 mm fast on connectors The diagrams correspond to the S1 S3 wiring configuration The wiring of the sensor secondary windings determines the VIP30 VIP35 current setting range Current setting range Wiring 8A 80A S1 S2 20 A 200 A S1 S3 L1 gL2 il ies A Do not earth the sensor secondary windings VIP30 P41 S3 5 0 B p lss P2 S1 F
12. eider PCRED399007EN 12 2008 ART 20492 2008 Schneider Electric All rights reserved Schneider Electric Industries SAS 35 rue Joseph Monier 92500 Rueil Malmaison France http www schneider electric com PCRED399007EN As standards specifications and designs change from time to time please ask for confirmation of the information given in this publication as Printed on recycled paper Production Assystem France Publication Schneider Electric Printed 12 2008
13. n tripping by the phase protection In off position the inrush current delay is disabled The earth protection operates according to the delay set on the selector switch 6 In on position the inrush current delay is enabled In this case o when the VIP35 is energized and the circuit breaker is closed tripping by the earth protection is delayed by 1 second o when the VIP35 has been supplied for more than a second the earth protection is delayed according to the setting 6 Schneider DE80361 Functions and Presentation of the VAP6 test unit characteristics The VAP6 is a portable unit that can be connected to the VIP30 35 to carry out e external mitop simplified testing The test can be carried out in the following two cases m the VIP30 VIP35 is already supplied by the sensors m the VIP30 VIP35 is not supplied in this case the VAP6 batteries supply power to the relay on battery test The test consists of m injecting a stimulus to simulate a phase fault m injecting a stimulus to simulate an earth fault VIP35 m checking tripping refer to the description of the test in the section entitled test sequence The VAP6 is supplied by batteries Therefore the parts of the VIP30 VIP35 that require AC current are not checked using this method input and supply circuits e test in progress Push buttons m Battery test if the batteries are OK the on indicator lights up while the button is
14. on throughout the duration of the stimulus o the VAP6 test in progress indicator lights up to confirm the sending of the stimulus to the VIP30 VIP35 relay o the VAP6 red trip indicator lights up to indicate that the relay has tripped o the circuit breaker trips if it is not inhibited If the phase overcurrent button is held down after tripping the VIP30 VIP35 maintains the tripping order This is normal operation In that case the VAP6 trip indicator remains lit the circuit breaker mitop is supplied by the tripping order m Press earth fault to test operation of the earth protection VIP35 use the same procedure as for the phase protection test m disconnect the VAP6 in order to save battery power do not leave the VAP6 connected to the relay unnecessarily Electric Schneider 9 Functions and characteristics Phase protection Technical characteristics Operating threshold 1 2 Is 10 G Drop out pick up 93 2 Storage time 20 ms Earth protection VIP35 Current setting accuracy 10 or 0 2 A 6 Time delay accuracy 10 or 20 ms 4 Drop out pick up 93 Storage time 20 ms Inrush current delay 1s 10 if enabled General characteristics Continuous thermal withstand 110A with CRc or CEc sensor 8 80A range 270A with CRc or CEc sensor 20 200A range Short time thermal withstand 25 kA 1 s with CRc or CEc sensor 8 80A range 25 kA 0 3 s with CRc or CEc sens
15. or 20 200A range Operating frequency 50 Hz 10 60 Hz 10 Operating temperature 25 C to 70 C Storage temperature 40 C to 85 C Weight 0 6 kg Release mitop 993250 cable length lt 2 m for 1 mm cable Climatic withstand Standard Severity Low temperature operation IEC 60068 2 1 25 C 16h Low temperature storage IEC 60068 2 1 40 C 96 h High temperature operation IEC 60068 2 2 70 C 16h High temperature storage IEC 60068 2 2 85 C 96h Fast changes in temperature IEC 60068 2 14 25 C to 70 C 5 cycles Operation in damp heat IEC 60068 2 3 56 days 93 RH Salt spray IEC 60068 2 52 severity 1 Mechanical withstand Standard Severity Vibrations IEC 60255 21 1 class 2 Shocks and bumps IEC 60255 21 2 class 2 Earthquakes IEC 60255 21 3 class 2 Enclosure degree of protection EN 60529 IP54 cover closed Fire IEC 60695 2 1 650 C Electrical withstand Standard Severity 1 2 50 us impulse voltage IEC 60255 5 5 kv Oscillatory waves 1 MHz burst IEC 60255 22 1 2 5 kV common mode 1 kV differential mode Fast transient burst IEC 60255 22 4 4 kV common and diff modes 5 kHz burst 3 1 2 50 8 20 us hybrid wave IEC 61000 4 5 2kV 42 Q 0 Electrostatic discharge IEC 60255 22 2 8 kV in air 6 kV on contact HF electromagnetic field IEC 60255 22 3 30V m not modulated 27 1000 MHz 1 When the VIP30 VIP35 is used
16. roneous result and the sum of the phase currents at the sensor secondary windings is no longer zero This gives rise to a false earth fault detection and can cause unnecessary tripping of the earth protection This is especially critical for low earth protection current and time delay settings If the earth protection time delay setting is below the value indicated in the table below for the current setting used the inrush current delay time delay should be enabled lo gt setting to gt time delay 0 8 to 0 9 x la 0 2s 0 6 to 0 8 x la 0 3s 0 4 to 0 6 x la 04s 0 2 to 0 4 x la 0 5s la rated current of the transformer to be protected PCRED399007EN 12 2008 DE80360 Description of VIP30 and VIP35 relays phase ee a overcurrent sensors CRe CE Si 2 to be used VAP6 test plug inrush current delay earth fault 4 VIP35 front panel VIP35 earth protection m 4 earth protection zone This zone contains the earth protection settings m 5 earth protection setting The setting is made directly in MV amperes m 6 earth protection time delay The earth protection time delay is set in seconds m 7 inrush current delay This selector switch is used to enable the inrush current delay 1s The time delay prevents the earth protection from tripping when the VIP35 is energized upon circuit breaker closing The time delay only applies to the earth protection and has no effect o
17. used peter The CSH30 and its two special 3 mm diameter screws for thermoplastic materials G Bere le Marking F are supplied with the VIP35 Mounting the VIP30 VIP35 Insert the VIP30 VIP35 in the cut out and correctly position the two bottom pins H of the casing on the edge of the panel cut out Tighten the mounting screw V It is accessible via the front after the transparent cover has been opened After tightening make sure that the latch N of the lock visible on the rear face is in the vertical position pressing against the panel The latch may be put into the vertical position by loosening the screw V before tightening it The hole P may be used to lead seal the relay after the setting label has been fitted and the settings made DE10330 Br DE50908 12 Schneider PCRED399007EN 12 2008 DE10331 Installation and connection Left position time delay disabled Right position time delay enabled PCRED399007EN 12 2008 Mounting Fitting the setting label Check the position of the minimum time delay switch d The VIP30 VIP35 is supplied with the time delay disabled The label is printed on both sides This means that it may be turned around if the range is changed during the service life of the installation Slide the setting label into position behind the transparent part of the front face Make sure the indications at the top of the label M mat
18. when the VAP6 is connected to the VIP30 VIP35 They go on when m the battery test button is pressed m the VAP6 is connected directly to a VIP3X or VIP5X relay m the VAP6 is connected to the adapter cord designed for testing the VIP 1X or VIP2X relays To install or change the batteries open the unit by removing the 4 screws on the bottom Always observe correct battery polarity Technical characteristics m supply 3x 9 V 6LR61 batteries m weight 0 45 kg m dimensions 93 x 157 x 45 mm 8 Schneider PCRED399007EN 12 2008 DE50917 Functions and characteristics PCRED399007EN 12 2008 Using the VAP6 test unit VAP6 test sequence The test may be carried out with or without current in the sensors During the test operations all the VIP30 VIP35 settings are effective the relay should perform in accordance with the settings During the test the relay remains operational and will give a tripping order in the event of a fault unless the trip inhibition button is pressed m Connect the VAP6 to the VAP6 test plug The VAP6 batteries automatically go on and the on indicator lights up m Press the trip inhibition button if the test should be carried out without tripping of the circuit breaker Be sure to keep the trip inhibition button pressed throughout the time it takes to send the stimulus m Press the phase overcurrent button to send the phase protection test stimulus o continue pressing the butt
19. with CRc or CEc sensors wired for the 8 80 A range the phase protection operating threshold accuracy is 10 30 for lt 20 A This is mainly due to the non linearity of the sensors for low currents The inaccuracy can reach the limit above if the relay is only supplied by one phase This may be the case during single phase injection testing 2 Given for the operating threshold at 1 2 Is 3 Not applicable to the test plug 4 The times are measured for a phase to phase fault occurring with the relay is already supplied prior presence of a current in the system that is greater than the minimum operating current In the event of closing on a fault the tripping times may be increased by 20ms The times indicated do not include the mitop response time since it depends on the circuit breaker the no load mitop tripping time is less than 5 ms 6 When the VIP30 VIP35 is used with CRc or CEc sensors the earth protection operating threshold accuracy is 10 or 0 6 A for I x 30 A This is mainly due to the non linearity of the sensors for low currents The inaccuracy can reach the limit above if the relay is only supplied by one phase This may be the case during single phase injection testing 10 Schneider PCRED399007EN 12 2008 Functions and Technical characteristics characteristics Phase protection tripping curve
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