GE 300 Power Supply User Manual
Contents
1. 4 4 Compression lugs for external Battery connection CR Connectivity Rack cw 3 PA 24VDC 1A Auxiliary Power Supply XA Terminals for 24VDC Auxiliary Power Supply connection So A N 2 XB Terminals for EPO XA CR XB PA connection Fig 2 1 3 SG Series general view with optional 5 harmonic filter and removed protection panels OPM SGS ISG M22 M30 OUS V011 doc 9 38 Installation Guide SG Series 225 amp 300 kVA or 3 1 TRANSPORT Forklift Transport UPS only in upright position The UPS is packaged on a pallet suitable for handling with a forklift Pay attention to the center of gravity The UPS must be moved in upright position on Pon Do not tilt cabinets more than 10 during Crane handling Move the UPS in it s original package to the final destination site Do not stack other packages on top This could damage the UPS If the UPS must be lifted by crane use suitable lifting straps and spreader bars Note of the center of gravity marked on the package Centre of gravity 14 Check for sufficient floor and Fig 3 1 1 UPS ca2. Wl Position of the PE compression lugs in case Pel Ms tifi the cable input is from the bottom of the UPS nput recttier Fig 3 8 2 1 Power connections Common Input Utility Common Input Rectifier Bypass Rectifier Bypass Phase A Rectifier Bypass Phase B Rectifier Bypass Phase C Neutral Bypass PE Ground Output Load L1 Load Phase A L2 Load Phase B L3 Load Phase C N Neutral PE Ground Bus bars BR1 BR2 and BR3 must remain connected Cable terminations are to the Rectifier Input Lugs and Output Lugs as shown above Connect wire to the Lugs using appropriate tools and appropriate torque Torque specification for input output and DC power connections on Bus Bars Section 3 8 1 OPM SGS ISG M22 M30 OUS VO011 doc 23 38 Installation Guide SG Series 225 amp 300 kVA GE This UPS is only designed to operate in a wye configured electrical system with a solidly grounded neutral In case of 3 wire utility input the following solutions are possible 1 Connection of a 3 wire kit between Utility Input and Neutral of the output transformer Attention With this configuration load can only be connected phase phase Absolutely no load connection permitted to the Neutral of the ou
3. If the unit is stored for a period exceeding 3 months the battery must be recharged periodically time depending on storage temperature BATTERY The battery voltage is dangerous for person s safety When replacing the battery use the same number voltage V and capacity Ah Proper disposal or recycling of the battery is required Refer to your local codes for disposal requirements Never dispose of battery in a fire They may explode Do not open or mutilate battery Their contents electrolyte may be extremely toxic If exposed to electrolyte wash immediately with plenty of water Avoid charging in a sealed container Never short circuit battery When working with battery remove watches rings or other metal objects and only use insulated tools OPM_SGS_ISG_M22_M30_0US_V011 doc 6 38 Installation Guide SG Series 225 amp 300 kVA Safety instructions when working with battery EXTERNAL BATTERY MUST BE INSTALLED AND CONNECTED TO THE UPS BY QUALIFIED SERVICE PERSONNEL INSTALLATION PERSONNEL MUST READ THIS ENTIRE SECTION AND REFER TO THE BATTERY MANUFACTURERS INSTALLATION MANUAL BEFORE HANDLING THE UPS AND BATTERY UPS intended to be used with a remote battery supply All models Please refer to the battery manufacturer s installation manual for battery installation and maintenance instructions DANGER Full voltage and current are always present at the Battery Terminals The Battery used in this system ca
4. J SGS 225 300 UPS view bottom 02US Front side Fig 3 4 1 4 Fixing of the UPS cabinet on the floor OPM SGS ISG M22 M30 OUS V011 doc 13 38 Installation Guide SG Series 225 amp 300 kVA 3 4 2 GE In case of parallel system try to 7 UPS place the UPS modules in 3 4 5 6 7 8 sequence of their numbers marked on the packing If the units are positioned side by side the side panels must be u UPS 1 mounted on all units Fig 3 4 1 5 RPA system disposition Battery location Batteries require a well ventilated room with controlled temperature to obtain reliable operation The Battery can be install immediately adjacent to the UPS left or right side or remotely from the UPS If the Battery is installed remotely from the UPS a wall mounted DC disconnect device must be installed within line of site to both the UPS and the Battery The optimal room temperature for the Battery is 68 F 20 C to 77 F 25 C The life of valve regulated batteries will be reduced by 50 for each additional 18 F 10 C that the Battery ambient temperature is above 77 F 25 C The Battery System associated with larger UPS is usually either rack mounted or installed in multiple Battery Cabinets Installation and assembly must be made according to the local standards and Battery System manufacturer s recommendations T
5. OPM SGS ISG M22 M30 OUS VO011 doc 30 38 Installation Guide S6 Series 225 amp 300 kVA ce SGT5000_100 150_RPA IM0048 02 JB1 JP3 Fig 3 10 2 Bus connection on terminal units Terminal units On the parallel bus PCB P34 Bus Interface IM0048 of the first and last units terminal of the parallel system the Jumpers JP1 JP2 JP3 and JP4 must be inserted SGT5000 100 150 RPA IMOO48 03 OME E3IJP2 JA1 Fig 3 10 3 Bus connection on intermediate units Intermediate units On the parallel bus PCB P34 Bus Interface IM0048 of the intermediate units of the parallel system the Jumpers JP1 JP2 JP3 and JP4 must be removed In a parallel system composed of 2 or more units only the first and last units having 1 input JA and JB free have the Jumper JP1 JP2 JP3 and JP4 inserted on parallel bus PCB P34 Bus Interface IM0048 see Fig 3 10 2 OPM SGS ISG M22 M30 OUS VO011 doc 31 38 Installation Guide SG Series 225 amp 300 kVA ce 3 11 CONTROL BUS CABLE LOCATION Warning This installation must be verified by trained personnel before the initial start up ensure that the UPS installation is completely powered down ol bus cable 01 Access to the control bus connection SGS 225 300 RPA contr he contro bu
6. OPM SGS ISG M22 M30 OUS VO011 doc 35 38 Installation Guide S6 Series 225 amp 300 kVA oe 4 1 3 Programmable input free contacts Some programmable UPS functions indicated in section 4 1 can be activated by closing an external contact if connected on X1 10 21 or J2 10 23 User Input 1 default Not used RL1 X1 11 22 or J2 11 24 User Input 2 default Emergency GEN ON RL2 4 1 4 Gen Set Signaling GEN ON If an emergency generator set supplies the UPS in case of Utility Failure and the generator is particularly unstable in frequency it should be suitable to install the signal Generator ON on X1 11 22 or J2 11 24 this input is programmed as default for this function When this contact closes it causes the change of certain functions programmable such as e Enabling or disabling of synchronization and consequently the Load transfer to generator e Reduction or elimination or delay of Battery recharging during the generator operation R P A In a parallel system a separate NO Normally Open contact must be HAE f connected individually to each unit 4 1 5 AUX external Maintenance Bypass If the UPS system is equipped with an external Maintenance Bypass Switch it is possible to connect a NO normally open voltage free aux contact from the External Bypass Switch to the programmable input X1 10 21 or J2 10 23 making the UPS operate as if the internal switch Q2 has closed This function can be activated by c
7. THWN RHH RHW 2 THW THWN THW 2 XHHW USE THHN THHW XHHW USE THWN 2 RHH ZW THW 2 RHW 2 USE 2 THWN 2 USE 2 XHH XHHW XHH XHHW XHHW 2 XHHW 2 ZW 2 ZW 2 CORRECTION FACTORS For ambient temperatures other than 30 C 86 F multiply the allowable ampacities shown above by the Temp C appropriate factor below OPM_SGS_ISG_M22_M30_0US_V011 doc 20 38 Installation Guide SG Series 225 amp 300 kVA ce 3 8 WIRING CONNECTION WARNING UPS installation and connection must be performed by qualified service personnel only 3 8 1 Power connections Input output and DC connections are provided with compression lugs Please refer to chart for torque specifications Carefully read the following recommendations before proceeding e Ensure that the AC and DC external isolators are OFF and locked to prevent their inadvertent operation e Do not close any external isolators prior the commissioning of the equipment e The preferred power cable entry location for installation purposes is from the right side of the UPS either top or bottom To facilitate the terminations remove the right side panel in order to access the input output terminal lugs In case of cable entry from the top of the cabinet remove the cover plate fitted on the roof and provide for a suitable isolated protection cover In case of cable entry from the bottom remove cover plate and perform the same procedure e If the UPS is installed
8. UPS before removing or replacing this panel If not serious injury or death could occur How to access the compression lugs for the cable connections Top entry cables SGS 225 300 UPS connection 01US Bottom entry cables Fig 3 8 1 1 Access to the input output connections To access input output and Battery Connections proceed as follows Unscrew bolts B to open the electronics A Remove protection panel C Remove protection panel D Remove protection panel E Remove UPS side panel F OPM SGS ISG M22 M30 OUS VO011 doc 22 38 Installation Guide SG Series 225 amp 300 kVA ce 3 8 2 Power connection with common input utility 5 PE Input rectifier PE Load 7 SGS 225 300 UPS connection common GE 01US al PE Load lA WY
9. ee ERE 21 3 8 2 Power connection with common input Utility ccc eeeceeeeeeeeseeeseeeeeeeeseeeseeeseeees 23 3 8 3 Power connection separate input Utility ccc ccc seca eee eeceeeseeeeeeseeeeeeseeeseeeaeeeaes 25 3 0 4 Battery CONMCCHON enctenucnazuctshcusasutt satu tian Eia shkenttun ina chan inta th nad andas n nnn enata nt i n itm i 2f 3 8 5 Setup for SG Series when functioning as frequency converter ssuessssss 28 3 9 POWER WIRING OF PARALLEL UNITS eeeeeeseeenneeennnennnn nnn 29 3 10 PARALLEL CONTROL BUS CONNECTION ees ce euni oes Coe utc tua o enn aa naiiai 30 3 11 CONTROL BUS CABLE LOCATION 25 oitin iai triti via Smp EEEE mE DE TELE MUR ExPS tiec 32 4 CUSTOMER INTERFACE sii cscs ccecteecncsiacacnncasuueceunsccatncacstussavecdersncsincunctueunesineecacsutien 34 4 1 CUSTOMER INTERFACE cece cccccccececeeeeeeeeeeeeeseeeeaeeeeseeeeseeeeseeeeseeeeseeeeseeeeseeeesaees 34 ART S AERO RE I T ES 35 4 1 2 Output potential free contacts 2 0 0 ec ccccceeccseeeceeeceeeeeneeeueeseeeteeeeeeeseeeseuecsueeseeeseeeaees 35 4 1 3 Programmable input free contacts 20 0 0 cece cecceeeeeeeeeeeeeeeeeeeeeaeeeeseeesseeesaeeesaeessaeeeaes 36 4 1 4 Gen Set Signaling GEN ON sesssssssssssessssenneeen nennen nnne nnne nnn nnne nnne nnne nnn 36 4 1 5 AUX external Maintenance Bypass cccccccecccseeeseeeseeeeeeeseeeseeeeeeseseeesaueeseeseeeeseeeaees 36 4 1 6 Auxiliary Power Supply APS 2
10. Bars See section 3 8 1 OPM_SGS_ISG_M22_M30_0US_V011 doc 27 38 Installation Guide SG Series 225 amp 300 kVA ce 3 8 5 Setup for SG Series when functioning as frequency converter When the SG Series is utilized for different output frequency compared to the input frequency the Automatic Bypass and Manual Bypass functions are disabled therefore the Load cannot be transferred to Utility in case of overload short circuit or inverter failure In situations where the UPS needs to be powered down for maintenance purposes the critical Load must also be powered down during this time the UPS cannot be transferred to Manual Bypass serious damage to the Load could result must be blocked in the open position to avoid any accidental closure by means of a padlock or a similar device when the UPS is used as a frequency converter Circuit breaker Q2 Manual Bypass Q1 0 OFF l Q2 llo AN LE PA SGS 225 300 Switches Q2 01 As an added measure of safety the bus bar connections BR1 BR2 and BR3 should also be removed See Fig 3 8 3 2 Fig 3 8 5 1 Switch Q2 Manual Bypass NOTE The standard SG Series UPS may be operated at 50Hz input with 60Hz output frequency conversion It is recommended that the static switch bypass be electronically blocked if the UPS is to operated as a frequency converter in order to prevent damage to the load Check with a Global Services Field Service Engineer to facilitate th
11. Unit Number 5 Unit Number 6 Unit Number 7 Unit Number 8 Rectifier Inverter Electronic Bypass Manual Bypass Input Utility Distribution Unit Output Load External Battery MCB External Battery fuse External Battery Common Busbar and Output Load Distribution O co 400 WN 69 6 6 6 9 9 O In a RPA configuration with 3 wire kit it s most important to connect the Neutrals of the UPS outputs together see Fig 3 8 2 2 and 3 8 3 2 Cable section for this connection shall be not less then AWG 1 OPM SGS ISG M22 M30 OUS VO011 doc 29 38 Installation Guide S6 Series 225 amp 300 kVA ce 3 10 PARALLEL CONTROL BUS CONNECTION In cases of parallel operation the communication between the units takes place through the control bus cables Each parallel unit is equipped with an additional board P13 RPA Board IM0006 where the connectors J52 A and J62 B are located A short control cable provided with a ferrite ring core links the parallel board P13 RPA Board 1M0048 with the parallel bus socket on which must be connected the control bus cables JA and JB on PCB P34 Bus Interface 1M0048 All the parallel units are connected to the same control bus This connection allows e The microprocessors of each unit to communicate with each other e The oscillators of each unit to be locked together e The regulation loops to compare the output current of each unit in order to equally share the Load
12. and management of systems using GE Industrial Systems UPS s JUMP system is written in JAVA and supports virtually all platforms having JAVA runtime environment version 1 1 or higher RPA The serial port J3 RS 232 is enabled on all the units of the parallel system Serial port J3 connection to PC J3 PC 2 2 TX O 5 Rx 3 3 RX O M QO TX J s GND Q GND n M at SP S8 J3 serial port connection PC 01 Fig 4 1 1 1 Serial port J3 connection to PC 4 1 2 Output potential free contacts The interface board provide 6 voltage free relay contacts giving some UPS critical alarms and operation mode These signals are available either on connector J2 sub D female 25 pin or terminal blocks X1 The meaning of the alarms on the free contacts in standard configuration default is the following X1 1 2 3 or J2 1 2 3 NO C NC Utility Failure def Par RL 1 X117 8 9 or J217 8 9 NO C NC Stop Operations def Par RL 5 In case different alarms or operating status are required they can be configured on the same terminals via software from the control panel The configuration can be changed in parameters mode by a trained operator using the appropriate password The programmable signals on X1 and J2 will be disabled with Q1 open with the exception of the signals for 16 Manual Bypass ON and 26 EPO
13. in such a way that the accessibility to the right side panel is reduced field wiring connections can be made from the front side by removing the front right side panel protection cover panel D as indicated in Fig 3 8 1 1 be advised that installation performed from the front position will give the installer reduced visibility to the terminal lugs e The input output cables must be connected in clockwise phase rotation for both Bypass and Rectifier Input Terminals if separate taking care to avoid risk of short circuit between different poles e The grounding and neutral connection of the electrical system must be in accordance with local regulations e n case of additional cabinets containing batteries input output transformers etc their ground terminals must be connected to the UPS main ground terminal e Once the power cables have been connected re install the internal safety shields and close the cabinets by re installing all external panels Torque Specifications Mechanical Compression Lugs Input Output Battery and GND WIRE SIZE RANGE WIRE SIZE RANGE AWG kcmil Lb in T kcmil EN in ae ee an E RC OPM SGS ISG M22 M30 OUS VO011 doc 21 38 Installation Guide SG Series 225 amp 300 kVA GE CAUTION Panel E should never be removed or replaced with power applied to the UPS This panel is in close proximity to 480V live buss bars Always disconnect the rectifier bypass load and battery sources from the
14. loads The non observance of the warnings reminding hazardous situations could result in human injury and equipment damages Please pay attention to the meaning of the following warnings and symbols Throughout this manual the following symbols are defined WARNING if instruction is not followed injury or serious equipment damage may occur CAUTION internal parts have dangerous voltage present Risk of electric shock PE Earth GND Ground PROTECTIVE GROUNDING TERMINAL A terminal which must be connected to earth ground prior to making any other connection to the equipment A terminal to which or from which an alternating sine wave current or voltage may be applied or supplied OPM SGS ISG M22 M30 OUS VO011 doc 8 38 Installation Guide SG Series 225 amp 300 kVA or 2 1 LAYOUT SG Series 225 AND 300 KVA SGS 225 300 UPS 03 SGS 225 300 UPS GE 02 Fig 2 1 1 SG Series general view Fig 2 1 2 SG Series general view with open doors 1 Opening for top cable entry 2 Opening for bottom cable entry 3 Compression lugs for Utility input and Load output SGS 225 300 UPS 04
15. 131 F 55 C Some important functions of the UPS such as the customized functions are defined by parameters stored in a RAM memory A small backup Battery located on the Control Unit board supplies the RAM If the storage time of the UPS exceeds 1 year these functions should be verified by an authorized Service Center before putting the UPS into operation 3 3 2 Storage of Battery When the delivery includes a maintenance free Battery keep in mind that they are subject to self discharge and therefore you must recharge the Battery The storage time without Battery recharge depends on the temperature of the storage site The optimal temperature for Battery storage is 68 F 20 C to 77 F 25 C Recharge stored maintenance free Battery every 6 months when the storage temperature is 68 F 20 C 3 months when the storage temperature is 86 F 30 C 2 months when the storage temperature is 95 F 35 C OPM SGS ISG M22 M30 OUS VO011 doc 11 38 Installation Guide SG Series 225 amp 300 kVA ce 3 4 PLACE OF INSTALLATION 3 4 1 UPS location A qualified electrical contractor must carry out the installation and cabling of the UPS If optional cabinets and accessories are included with the UPS please refer to those accompanying manuals for installation and operating instructions It is important to have a clean dust free environment provided with proper ventilation and air conditioning to keep the ambient te
16. 3 ee F4 SG Series 225 kVA 450 A 350A 450A 600A SG Series 300 kVA 600 A 500 A 600 A 700 A WIRING Wire sizing according to NEC Section 210 20 a Table 310 16 Use 75 C 167 C copper wire Wiring requirements AC INPUT RECTIFIER 3 Phase 3 wire plus Ground AC INPUT BYPASS 3 Phase 4 wire plus Ground AC OUTPUT 3 Phase 4 wire plus Ground DC INPUT 2 wire positive and negative plus Ground Maximum cable diameter that compression lugs can accept Refer to torque specifications table for torque requirements a Rectifier Input Bypass Input DC Input AC Output GND SG Series 225 kVA 2 x 500 kcmil 2x 500 kcmil 2 x 750 kcmil 2 x 500 kcmil 350 kcmil 6 Series 300 kVA 2 x 750 kcmil 2x 500 kcmil 2x 750 kcmil 2 x 500 kcmil 350 kcmil OPM SGS ISG M22 M30 OUS VO011 doc 19 38 Installation Guide SG Series 225 amp 300 kVA ce NEC SECTION 210 20 a Table 310 16 Allowable Ampacities of Insulated Conductors Rated O Through 2000 Volts 60 C Trough 90 C 140 F Trough 194 F Not More than Three Current Carrying Conductors in Raceway Cable or Earth Directly Buried Based on Ambient Temperature of 30 C 86 F Temperature Rating of Conductor See table 310 13 60 C 140 F 75 C 167 F 90 C 194 F 60 C 140 F 75 C 167 F 90 C 194 F Types Types Types Types Types Types TW UF FEPW RH TBS SA SIS TW UF RH RHW TBS SA SIS RHW THHW FEP FEPB MI THHW THHN THHW THW
17. 4 VDC 1A 00 cccccccccceeeeceeeeeeeeeeaeeesaeeesaeeeseeeeseeeeaes 36 4 1 7 EPO Emergency Power Off Input Contact ccccccccccsececeseeseseeseseseeseeeeeeseeseseeees 37 5 Aj gocce 38 5 1 RIeIic q04 c 38 OPM SGS ISG M22 M30 OUS VO011 doc 5 38 Installation Guide SG Series 225 amp 300 kVA ce 1 IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important instructions for models SG Series 225 and 300 kVA that should be followed during installation and maintenance of the UPS and battery GENERAL Move the UPS in an upright position in its original package to the final destination room To lift the cabinets use a forklift or lifting belts with spreader bars Check for sufficient floor and elevator loading capacity Check the integrity of the UPS equipment carefully If you notice visible damage do not install or start the UPS Contact the nearest Service Center immediately WARNING RISK OF ELECTRICAL SHOCK Do not remove covers there are no user serviceable parts inside All maintenance and service work should be performed by qualified service personnel The UPS contains its own energy source battery o eag terminals may be electrically live even when the UPS is disconnected from the utility Dangerous voltages may be present during battery operation The battery must be disconnected du
18. G Series 225 amp 300 kVA ce 3 6 UNPACKING The UPS and Battery Cabinets may be shipped packaged in carton boxes or in wooden crates if requested Move the cabinets as close as possible to the final location before removing from the pallet If delivered in a wooden crate remove the cabinet from the pallet with care because of the heavy weight of the equipment A Take care not to damage the UPS when moving by forklift R P A For parallel systems the delivery also includes the bus control cables for inter connecting the UPS modules Packing material recycling GE Industrial Systems in compliance with environment protection uses only environmentally friendly material UPS packing materials must be recycled in compliance with all applicable regulations OPM_SGS_ISG_M22_M30_0US_V011 doc 16 38 Installation Guide SG Series 225 amp 300 kVA ce 3 7 ELECTRICAL WIRING UPS installation and connection must be performed by qualified service personnel only It is the responsibility of the installation technician to ensure that all local and national electric codes are adhered to 3 1 Utility input connection Ensure that the AC and DC external isolators are OFF and locked out to prevent their inadvertent operation Do not apply power to the equipment prior to the commissioning by a qualified service engineer Before any other input connection connect and check the grounding wire The UPS has available inpu
19. and top of the UPS should be 16 400 mm for proper cooling air exhaust In case of additional cabinets external Batteries or input output transformers these can be placed on either side of the cabinet Fig 3 4 1 1 SG Series 225 and 300 kVA clearances OPM SGS ISG M22 M30 OUS VO011 doc 12 38 Installation Guide SG Series 225 amp 300 kVA Openings for input and output cable connections Batte 4 Utility input Output Load i60mm 158 4108 7 A P 40mm qo Fig 3 4 1 2 Opening on top of the cabinet for input and output cables 64 96 Utility input Output Load p La ee f T A L Fig 3 4 1 3 Opening on the bottom of the cabinet for input and output cables Fixing of the UPS cabinet on the floor GE SG Series openings are provided on the top and the bottom of the UPS for the connection of input and output cables Pay attention to the position of these openings when choosing the placement of the UPS These openings are covered with a protective plate The UPS cabinet is free standing and normally does not require to be bolted to the floor The UPS cabinet can be fixed however to the floor by bolting it with the supporting blocks to the floor See Fig 3 4 1 4 1 378 62 205 35mm 1580mm Q 0 47305 12mm
20. ass Ground AN The interconnection links BR1 BR2 and BR3 must be removed see Fig 3 8 3 2 Output Load L1 Load Phase A L2 Load Phase B L3 Load Phase C N Neutral PE Ground Bus bars BR1 BR2 and BR3 must be removed Cable terminations are to the Rectifier Bypass Input Lugs and Load Output Lugs as shown above Connect wire to the Lugs using appropriate tools and appropriate torque Torque specification for Input Output and DC power connections on Bus Bars Section 3 8 1 OPM_SGS_ISG_M22_M30_0US_V011 doc 25 38 Installation Guide SG Series 225 amp 300 kVA GE This UPS is only designed to operate in a wye configured electrical system with a solidly grounded neutral In case of 3 wire utility input the following solutions are possible 1 Connection of a 3 wire kit between Utility Input and Neutral of the output transformer Attention With this configuration load can only be connected phase phase Absolutely no load connection permitted to the Neutral of the output transformer RPA In a RPA configuration with 3 wire kit it s most important to connect the Neutrals of the UPS outputs together see Fig 3 8 3 2 Cable section for this connection shall be not less then AWG 1 Output distribution cabinet B5 212 5 Block diagram wire kii 0118 Fig 3 8 3 2 3 wire kit for RPA Parallel System 2 Bypass transformer In this case the Neutral of wye secondary winding must be connected to the Neutral of the ou
21. binets moving elevator loading capacity 3 1 1 Dimensions and weight Dimensions SG Series 225 and 300 kVA WxDxH 64 96 x 31 50 x 70 90 inches 1 650 x 800 x 1 800 mm Fig 3 1 1 1 UPS cabinet dimensions Weight SG Series 225 and 300 kVA Weight Floor loading Ibs kg Ibs sq ft kg m SG Series 225 kVA 2 756 1 250 194 947 SG Series 300 kVA 3 087 1 400 218 1 061 P S Weights including the 5th harmonic filter OPM_SGS_ISG_M22_M30_0US_V011 doc 10 38 Installation Guide SG Series 225 amp 300 kVA ce 3 2 DELIVERY When delivered inspect the package integrity and the physical conditions of the cabinets carefully In case of any damage sustained during transport immediately inform the carrier and contact your local Service Center A detailed report of the damage is necessary for any insurance claim A DAMAGED UPS MUST NEVER BE INSTALLED OR CONNECTED TO UTILITY OR BATTERY 3 3 STORAGE 3 3 1 Storage of the UPS The UPS is carefully packed for transport and storage so that it is in perfect condition when installed Never leave a UPS outside the building and don t store other packages on the top of the UPS It is advisable to store the UPS in its original package in a dry dust free room away from chemical substances and with a temperature range not exceeding 13 F 25 C to
22. ce SG Series 225 and 300 kVA INSTALLATION GUIDE UNINTERRUPTIBLE POWER SUPPLY Digital Energy SG Series 225 and 300 kVA Series 0 Certified p Quality System l ISO o 0 01 C US Srs W n e KEMA CERTNA 19167 ISO 9001 EN 29001 Wem E aa r DESIGN PRODUCTION OF UPS LISTED Reg Ma 10448 IM AS SIL 2500 Discovery Blvd Telephone 972 290 7400 General Electric Company Rockwall TX 75032 Fax 972 290 7500 Technology for the digital world ce Model SG Series 225 and 300 kVA Series 0 Date of issue 11 05 2003 File name OPM SGS ISG M22 M30 OUS VO011 Revision 1 1 Author Identification No Up dating Revision Concern Date 1 1 3 wire kit for RPA Parallel System 11 05 2003 COPYRIGHT 2003 by GE Industrial Systems All rights reserved The information contained in this publication is intended solely for the purposes indicated The present publication and any other documentation supplied with the UPS system is not to be reproduced either in part or in its entirety without the prior written consent of GE Industrial Systems The illustrations and plans describing the equipment are intended as general reference only and are not necessarily complete in every detail The content of this publication may be subject to modification without prior noti
23. ce OPM SGS ISG M22 M30 OUS VO011 doc 2 38 Installation Guide SG Series 225 amp 300 kVA Dear Customer We thank you for selecting our products and are pleased to count you amongst our very valued customers at GE We trust that the use of the SG Series Uninterruptible Power Supply system developed and produced to the highest standards of quality will give you complete satisfaction Please carefully read the Installation Guide It contains all the necessary information about the installation of the UPS Thank you for choosing GE START UP AND COMMISSIONING A GE Global Services Field Engineer must perform start up and commissioning of the UPS Please Contact G E Global Services at least two weeks prior to schedule start up and commissioning at 1 800 637 1738 or by E mail at gedeservices indsys ge com Manufactured by Distributed in the USA by Your service contact GE Industrial Systems General Electric Company 6595 Riazzino Locarno Switzerland OPM_SGS_ISG_M22_M30_0US_V011 doc 3 38 Installation Guide SG Series 225 amp 300 kVA ce Preface Congratulations on your choice of a SG Series Uninterruptible Power Supply UPS It will help eliminate load disturbances due to unexpected power problem This manual describes how to prepare the installation site and it provides weight and dimensions and procedures for moving installing and connecting the UPS Please refer to the Operating Manual which descr
24. current For increased reliability this connection is made with redundant cables In this way communication is maintained between units in case one of the control cables should fail or be accidentally damaged or disconnected The standard length of the control bus cable between two parallel unit is 40 ft 12 m Maximal overall length of bus connection between the first and the last unit should not be longer than 276 ft 84 m Verify that control wiring is run in individual separate steel conduit Under no circumstance should the control bus cable connecting JA 1 2 3 4 5 6 7 and JB 1 2 3 4 5 6 7 be connected or disconnected after the system has been powered On UPS2 JBI JP1 JP2 JB2 N SGT5000 100 150 RPA IMOO48 01 JA3 JA1 JB1 JA2 JB2 JA3 JB3 Next parallel unit 4 5 6 7 8 Fig 3 10 1 RPA System Control bus connection The shield of the control bus cable connected on JA and JB must be connected to ground with the appropriate cable clamps fitted on parallel bus socket It is important to place the units in sequence of their assigned number A unit number from 1 to 8 is defined by the setting of parameters and displayed on the panel This number is also marked inside and outside the packaging
25. e parameter change CAUTION The output transformer of the UPS is designed for 60Hz only Operation at 50Hz 480V output may overheat the transformer The optional 5th harmonic filter is designed for 60Hz operation If the UPS is purchased with this internal filter it may not be operated at 50Hz input or damage to the filter could result OPM SGS ISG M22 M30 OUS VO011 doc 28 38 Installation Guide SG Series 225 amp 300 kVA ce 3 9 POWER WIRING OF PARALLEL UNITS To guarantee good Load sharing between the units of a parallel system we recommend it is recommended that the cable length from the input distribution board 5 to the output distribution board 10 are the same length for each unit a b c d e f gth i men o p qtr Tolerance 10 The AC input power of the Bypass must be the same for all units of the parallel system no phase shift allowed between units It is strongly recommended that no transformers automatic circuit breakers or fuses should be inserted between the unit s output and the Load common bus bars However it is recommended that a disconnect or isolation switch be inserted in order to totally isolate a unit if needed Verify that power wiring and control wiring are run in separate conduits or cable trays UPS input cables must be run in separate conduits from the output cables SP S6 power wiring RPA Parallel System Unit Number 1 Unit Number 2 Unit Number 3 Unit Number 4
26. hanging a dedicated parameter password required When this NO Normally Open contact closes the output Inverter Contactor K7 it is automatically opened and the Load transfer back to Inverter will be inhibited In a parallel system the input on customer interface of each unit must be connected to a separate AUX contact of the External Maintenance Bypass Switch 4 1 6 Auxiliary Power Supply APS 24 VDC 1A SGS 225 7 S 300 Customer inte rface XA 1 24 VDC Yr XA 2 GND XA 3 24 VDC 4c XA 4 GND Fig 4 1 6 1 Terminals for connection 24 VDC OPM SGS ISG M22 M30 OUS VO011 doc 36 38 Installation Guide S6 Series 225 amp 300 kVA ce 4 1 7 EPO Emergency Power Off Input contact _SGS An external Emergency switch Normally Closed voltage free contact can be connected on terminals XB 1 4 or connector J2 12 25 of the P4 Interface Customer A Remove the cable short circuiting terminals XB 2 3 when using this external switch Fig 4 1 7 1 Terminals for connection EPO To enable this function remove cable short circuiting XB 2 3 on the Terminal XB and the Jumper JP3 on P4 Customer Interface when the cables have been already connected on XB or J2 R P A In a parallel system a separate NC Normally Closed contact must be connected individually to each unit When opened this contact causes the immediate openi
27. he Battery Circuit Breaker or Battery Fuse Box must be mounted as near as possible to the Battery Battery installation and connection must be performed by qualified personnel only Read all safety instructions before proceeding with the installation OPM SGS ISG M22 M30 OUS VO011 doc 14 38 Installation Guide SG Series 225 amp 300 kVA oe 3 5 VENTILATION AND COOLING Fig 3 5 1 Installation on plain floor Fig 3 5 2 Installation on raised floor The heat produced by the UPS is transferred to the environment by its ventilation Air inlets for UPS ventilation are located on the front of the UPS while air outlets are on top of the cabinet A suitable ventilation or cooling system must be installed to extract the heat from the UPS room Do not put anything on the top of the cabinet Air filtration systems could be required when the UPS operates in a dirty environment Contact your Dealer or the nearest Service Center for appropriate solutions In order to prevent overheating of the UPS the available air intake flow rate must exceed the total air exhaust flow rate requirement of the UPS system The below table indicates the heat dissipation at full Load at PF 0 8 lag and charged Battery up to 3 280 ft 1 000 m altitude for cooling air 77 F 25 C to 86 F 30 C 6 Series 225 kVA 90 512 14 80 2 541 4 317 6 Series 300 kVA 64 164 18 80 3 228 0 484 OPM SGS ISG M22 M30 OUS VO011 doc 15 38 Installation Guide S
28. ibes the function of the UPS module the purpose and location of the switches the meaning of the system events related to the front panel indication and provides procedures for starting and stopping the equipment While every care has been taken to ensure the completeness and accuracy of this manual GE Industrial Systems assumes no responsibility or liability for any losses or damages resulting from the use of the information contained in this document WARNING SG Series 225 and 300 kVA is a product that needs to be installed by a licensed and knowledgeable contractor We recommend that this manual be kept next to the UPS for future references If any problems are encountered with the procedures contained in this manual please contact your Service Center before you proceed This document shall not be copied or reproduced without the permission of GE Industrial Systems Some of the information contained in this manual may be changed without notice to reflect technical improvements Safety instructions Read the safety instructions contained on the following pages carefully before the installation of the UPS options and battery system Pay attention to the rectangular boxes included in the text They contain important information and warning concerning electrical connections and personnel safety RPA Parallel version secured with RPA REDUNDANT PARALLEL ARCHITECTURE R P When included in the text this symbol refers to o
29. mperature within the specified operating range The recommended air inlet temperature is from 68 F 20 C to 77 F 25 C max 95 F 35 C Refer to section 3 5 Check for sufficient floor load capacity before installing the UPS and the Battery Refer to section 3 1 1 For Battery installation follow the local codes and the recommendation of the battery supplier Temperature is very important for valve regulated batteries maintenance free Operation at temperatures higher than 77 F 25 C will reduce battery life The SG Series UPS can radiate radio frequency energy Although some RFI filtering is inherent to the UPS there is no guarantee that the UPS will not influence sensitive devices such as cameras and monitors that are positioned close by If interference is expected the UPS should be moved away from the sensitive equipment A single phase power outlet 120 VAC should be provided near the UPS for connection of power tools test equipment or connectivity devices This outlet must be grounded Positioning of the UPS S6 Series Min 16 400mm The rear panel of the UPS may be mounted flush to a wall or other structure Clearance around the front of the unit should be sufficient to enable free passage of personnel with the doors fully open and to allow sufficient airflow to the door vents Check section 110 26 A of the NEC code for specific requirements Recommended minimum clearance between ceiling
30. n provide dangerous voltages extremely high currents and a risk of electric shock They may cause severe injury if the terminals are shorted together or to ground You must be extremely careful to avoid electric shock and burns caused by contacting Battery Terminals or shorting terminals during battery installation Do not touch un insulated Battery Terminals A qualified service person that is familiar with Battery systems and required precautions must install and service the Battery The installation must conform to national and local codes Keep unauthorized personnel away from Battery The qualified service person must take these precautions 1 Wear protective clothing such as rubber gloves and boots and protective eye wear Batteries contain caustic acids and toxic materials and can rupture or leak if mistreated Remove rings and metal wristwatches or other metal objects and jewelry Do not carry metal objects in your pockets where the objects can fall into the Battery Cabinet Tools must have insulated handles and must be insulated so that they will not short Battery Terminals Do not allow a tool to short between individual or separate Battery Terminals or to the cabinet or rack Do not lay tools or metal parts on top of the Battery and do not lay them where they could fall onto the Battery or into the cabinet Install the Battery as shown on the drawing provided with the Battery When connecting cables never allow a cable t
31. ng Sizing of circuit breakers fuses and cables for nput Utility Output Load and Battery must meet the requirements of local and national electrical codes Before connecting the UPS verify that the Utility Voltage and Frequency the Output Load Voltage and Frequency and Battery Data cells number floating voltage autonomy are according to the required specifications Output Load configuration may be such that one phase may carry a Load current at 100 of that phases maximum current rating while the other two phases run at 0 or any combination in between Ensure that the Load does not consist of any equipment that may require high starting currents such as electric motors laser printers etc This may cause the UPS to occasionally go into Bypass due to overload conditions To choose the correct input fuses or circuit breaker consider the available short circuit current of the system up stream Choose the correct fuse or breaker using current data shown in the chart and the appropriate NEC code The ratings indicated in the following chart do not consider any line voltage drop In case of optional input transformer the input protective devices should be sized to allow the transformer magnetization inrush current Caution when using four pole circuit breakers as protection A potential problem exists for situations with Non linear Loads The neutral current could be greater than the phase currents The three phase Utility power sup
32. ng of the Contactors K3 K4 K6 K7 and K8 as well as the shutdown of Rectifier Inverter and Static Switch EN Be aware The reliability of the system depends on this contact After closure of the Emergency contact a reset is necessary to enable the restart of the UPS by pressing the key O inverter off on the control panel control panel of each unit connected on parallel bus and having it s output switch Q1 closed R P A In case of a parallel system press the key O inverter off on the OPM SGS ISG M22 M30 OUS VO011 doc 37 38 Installation Guide S6 Series 225 amp 300 kVA or 5 1 NOTES FORM It is recommended to note in this section Notes with date and short description all the operations performed on the UPS as Maintenance components replacement anormal situations etc Date Description Done by OPM SGS ISG M22 M30 OUS VO011 doc 38 38 Installation Guide S6 Series 225 amp 300 kVA
33. ns at the front of this guide carefully and thoroughly review the Battery manufacturers installation and maintenance manual before connecting the batteries to the UPS e lf the UPS system has been purchased with an accompanying Battery Cabinet that cabinet should have an integral Battery Circuit Breaker If the UPS has been purchased without a Battery Cabinet or remote rack mounted batteries are to be used then DC over current protection must be provided by others e Choose an appropriate DC fuse or circuit breaker using the current data in the chart below e Minimum Battery Cable requirement is based on the current data below The AC values below are current ratings per phase These maximum and nominal ratings should be considered when choosing the appropriate AC over current protection device NEC National Electric Code Section 210 20 a rules must be applied DC current rating is the maximum battery discharge current which the UPS allows See Fig 3 7 1 1 and 3 7 1 2 AC Input AC Input EE h TC Max Nom Max SG Series 225 kVA 301 360 A 271A 301A 360 A 401A SG Series 300 kVA 401 480 A 361A 401 A 480 A 535 A Size of Branch Circuit Over current Protection All Models CAUTION To reduce the risk of fire only connect UPS to a circuit provided with See below maximum amperes branch circuit over current protection in accordance with the NEC National Electric Code NSI NFPA 70 AC Input AC Input F 11 F2 2 F
34. o short across a Battery s Terminals the string of batteries or to the cabinet or rack Align the cables on the Battery Terminals so that the cable lug will not contact any part of the cabinet or rack even if the Battery is moved Keep the cable away from any sharp metal edges Install the Battery Cables so the UPS or Battery Cabinet Doors cannot pinch them Do not connect the Battery Terminal to Ground If any Battery Terminal is inadvertently grounded remove the source of the ground Contacting any part of a grounded Battery can cause a risk of electric shock To reduce the risk of fire or electric shock install the Battery in a temperature and humidity controlled indoor area free of contaminants Battery System Chassis Ground earth must be connected to the UPS chassis ground earth If you use conduit this ground conductor must be routed in the same conduit as the Battery Conductors Where conductors may be exposed to physical damage protect the conductors in accordance with all applicable codes 10 If you are replacing Battery or repairing Battery Connections shut OFF the UPS and remove the Battery Fuses or open the Battery System disconnect OPM SGS ISG M22 M30 OUS VO011 doc 7 38 Installation Guide SG Series 225 amp 300 kVA ce Safety symbols and warnings Safety warnings The text of this manual contains some warnings to avoid risk to the persons and to avoid damages to the UPS system and the supplied critical
35. or J2 connector six of the following 26 Some UPS functions can be activated with signals can be selected from the display entering with the parameters when an external Normally Open appropriate password contact is closed on 0 No Information 14 Rectifier Utility Failure 4 49 24 J2 10 23 or X1 11 22 J2 11 24 1 Buzzer 15 Battery Discharge 2 General Alarm 16 Manual Bypass ON Selectable functions by changing parameters 3 Load on Utility 17 Rectifier ON password required are 4 Stop Operation 18 Inverter ON 0 No function 1 Inverter ON 5 Load on Inverter 19 Boost Charge 2 Inverter OFF 3 Print All 6 Utility Failure 20 Battery Earth Fault 4 Status Relay 5 Generator ON 7 DC Over Voltage 21 Battery Fault E icr ign thes 7 External Battery Fuses or External K3 10 O np See Alarm 4104 Battery Fuses Over Temperature 24 Relay Output ON 11 Inverter Utility not syncr 25 Relay Output OFF Voltage free contacts Max DC AC 24V 1 25A 12 Bypass Locked 26 EPO Emergency IEC 950 SELV circuit 13 Bypass Utility Failure Power Off Min Signal Level 5VDC 50mA 6 External Bypass ON OPM SGS ISG M22 M30 OUS VO011 doc 34 38 Installation Guide S6 Series 225 amp 300 kVA ce 4 1 1 Serial Port J3 Serial port J3 RS 232 sub D female 9 pin that allows e Total remote management of the system using new generation software JUMP Java Universal Management Platform for system protection
36. peration needed only for parallel system OPM SGS ISG M22 M30 OUS VO011 doc 4 38 Installation Guide SG Series 225 amp 300 kVA GE Table of contents Page 1 IMPORTANT SAFETY INSTRUCTIONS eeeeenne enne nnne nnne nnne nnn nn nnn nnn 6 2 LAYOUT c 9 2 1 LAYOUT SG SERIES 225 AND 300 KVA essssssssesesenenennnnmneenennen nnne nnns 9 3 ONAF Eao 10 3 1 TRANSPORT oeer E E 10 ele Dimensi ns and Welghi iiseamisieeskadet best ess rer i E E 10 3 2 DELNE P o 11 3 0 STORAGE ons ee ee 11 omo MEE 1 218 100 i e cR T T ee eee eee eee oe eee eee ee 11 ON Mb 6 2 8 210 fo AUO Reena nnn enn o Do omm 11 3 4 PLACE OF INSTALLATION seeeseeeenenennnn nennen nnn nnnm nnn nnn nnne nnn nnn nnns 12 CRM UP exeo T SET 12 Sr MM iue M UU 14 3 5 VENTILATION AND COOLING seeseeennnenmenennenmmnnnnnnnnnn nennen nnne nnns 15 3 6 UNIPA OE dcm 16 3 7 zog le mcm 17 3 7 1 Utility input connection ssssessssssesseeenneennnnnne mnnera n 17 3 7 2 Input output over current protection and wire sizing sseeeeeeeeeeeeeeeee 18 3 7 3 Battery over current protection and wire SIZING cccceeccseeeceeeceeeeeeeeaeeeseeeseeeeeeeaeeens 19 3 8 WIRING CONNEC TIO IN rm 21 ol FONT CONOC
37. ply must be symmetrical with respect to ground due to the existence of voltage surge protection devices inside the UPS If you use ELCB breaker Earth Limiting Circuit Breaker to protect the input connections consider the high leakage current generated by the noise Suppression capacitors If these ELCB breakers are strictly necessary we suggest using the largest type suitable for non linear current and for delayed operations To ensure coordination when the UPS is configured for separate Bypass and Rectifier Inputs special care must be taken in choosing the fuse or circuit breaker ratings installed in the output distribution circuits Protective devices on the output of the UPS should be coordinated with the Bypass Input circuit protection Due to the relatively low short circuit capability of the UPS inverter a short circuit in the Load will cause an immediate transfer to Bypass The largest fuse or circuit breaker in the output distribution should be rated at no more than 60 of the rating of the protective device supplying the Bypass line If circuit selectivity is required while the Load is fed from the inverter Bypass Utility not available the largest fuse or circuit breaker should be rated at no more than 20 of the UPS output current rating OPM_SGS_ISG_M22_M30_0US_V011 doc 18 38 Installation Guide SG Series 225 amp 300 kVA oe 3 3 Battery over current protection and wire sizing e Please read the safety precautio
38. ring maintenance or service work This UPS contains potentially hazardous voltages Be aware that the inverter can restart automatically after the utility voltage is restored INSTALLATION This UPS must be installed and connected only by trained personnel Verify accurately during Commissioning and Maintenance of the UPS for the following Damaged components squeezed wires and cables or not correctly inserted plugs After removing the sidewalls of the UPS make sure that all earth connections when reassembling are correctly reattached This UPS is intended for use in a controlled indoor environment free of conductive contaminants and protected against animals intrusion HIGH GROUND LEAKAGE CURRENT Ground connection is essential before connecting to AC input Switching OFF the unit does not isolate the UPS from the utility Do not install the UPS in an excessively humid environment or near water Avoid spilling liquids on or dropping any foreign object into the UPS The unit must be placed in a sufficiently ventilated area the ambient temperature should not exceed 104 F 40 C Optimal battery life is obtained if the ambient temperature does not exceed 77 F 25 C It is important that air can move freely around and through the unit Do not block the air vents Avoid locations in direct sunlight or near heat sources STORAGE Store the UPS in a dry location storage temperature must be within 13 F 25 C to 131 F 55 C
39. rminals X7 and on connector J2 are in parallel and therefore not separated galvanically from each other The programmable signals on X1 and J2 will be disabled with Q1 open with the exception of the signals for 16 Manual Bypass ON and 26 EPO XB Terminals for EPO connection X211 20r J2 12 25 NC EPO Emergency Power Off Note to enable this function remove cable short circuiting XB 2 3 and the Jumper JP3 on P4 Customer Interface X1 Output signals on voltage free contacts terminals X1 2 3 Utility Failure def Param X114 5 6 Load on Inverter def Param X1 7 8 9 Stop Operation def Param X1 12 13 14 Load on Utility def Param X1 15 16 17 General Alarm def Param X1 18 19 20 Acoustic Alarm def Param Input contacts X1 10 21 or J2 10 23 Programmable default RL1 XB X1 11 22 or J2 11 24 Programmable Generator ON NO def RL2 Fig 4 1 1 Customer interface NO normally open C common NC normally closed SGS 225 300 Customer interface 01 The connectors J4 and J5 can be used for additional SNMP Card Environmental Card not available yet or an additional Customer Interface installation only when the UPS is switched Off XA terminals for 24VDC Auxiliary Power Supply connection XB terminals for EPO connection Programmable user relays Programmable functions on contacts X1 J2 On terminals X1
40. s connection between parallel units must be made on the front of the electronic module fitted behind the front doors To properly route the control bus cables the safety screen A must be removed Control bus cables connection e Plug the cables JA 1 2 3 4 5 6 and JB 1 2 3 4 5 6 7 onto the RJ connectors JA and JB located on parallel bus PCB P34 Bus Interface IM0048 going to P13 RPA Board IM0006 J52 A and J62 B SGT5000 100 150 RPA control bus cable 02US Fix both cables JA 1 2 3 4 5 6 7 and JB 1 2 3 4 5 6 7 to parallel bus socket connecting the cable shield to ground by means the cable clamps A Next parallel unit Fig 3 11 2 Front view electronic module on intermediate unit OPM SGS ISG M22 M30 OUS VO011 doc 32 38 Installation Guide S6 Series 225 amp 300 kVA ce SGS 225 300 RPA control bus cable 02US al JB2 A Next paral unit 3 4 5 6 7 8 lel J Fig 3 11 3 Control Bus cable routing and connection Control bus cables routing Place and fix the cables JA 1 2 3 4 5 6 7 and JB 1 2 3 4 5 6 7 inside the UPS cabinets in the po
41. sition illustrated in the drawing Pay attention when cabling and routing the bus cables JA and JB inside the UPS cabinet In case one unit should be removed from the parallel system the bus cables JA and JB must be removed from the cabinet without disconnecting them from the metal plate where the sockets JA and JB are located For reliability reasons the cables JA 1 2 3 4 5 6 7 and JB 1 2 3 4 5 6 7 connecting the units should be run in separated protected conduits as indicated in fig 3 11 3 separated from the power cables It is important that the cable JA must be the same length as cable JB The connection of the control bus cable in a UPS system already powered requires a special reset operation which can be made by only a trained operator OPM SGS ISG M22 M30_0US_V011 doc 33 38 Installation Guide SG Series 225 amp 300 kVA ce 4 CUSTOMER INTERFACE 4 1 CUSTOMER INTERFACE Serial port J3 RS 232 sub D female 9 pin Suitable for JUMP protocol Pin 2 TX out Pin 3 RX in Pin 5 GND J2 1 2 3 Utility Failure def Param J2 4 5 6 Load on Inverter def Param J2 7 8 9 Stop Operation def Param J2 14 15 16 Load on Utility def Param J2 17 18 19 General Alarm def Param J2 20 21 22 Acoustic Alarm def Param ec Vc 07 6L 8V ZL 9L SL vL EL CL LLIOL 6 8 ZOSI PIEZ Signals on te
42. t terminations for the Rectifier and Bypass The unit may be powered from a common input source or Separate input sources if desired Separate input Rectifier amp Bypass recommended The Bypass and Rectifier Inputs are to be powered from different Utility supplies F1 and F2 inputs In this case when the Rectifier Input Fuses are opened the Bypass and the Manual Bypass are supplied by the other source In this case remove the interconnection links BR1 BR2 and BR3 on the AN input terminals or bus bars See Fig 3 8 3 2 Common input Rectifier amp Bypass The same power source is to be used for both Bypass Supply and Rectifier Input input F3 Bear in mind that when the Utility Fuses are opened there is a supply failure to the Rectifier as well as to the Bypass and Manual Bypass In this case the interconnection links BR1 BR2 and BR3 on the input terminals or bus bars must remain connected See Fig 3 8 3 2 Separate input Rectifier amp Bypass recommended Common input Rectifier amp Bypass Fig 3 7 1 1 Separate input Rectifier amp Bypass Fig 3 7 1 2 Common input Rectifier amp Bypass 1 Rectifier 3 Automatic Bypass Load 7 Battery 2 Inverter 4 Manual Bypass Utility input OPM_SGS_ISG_M22_M30_0US_V011 doc 17 38 Installation Guide SG Series 225 amp 300 kVA ce 3 7 2 Input output over current protection and wire sizing The cabling of the UPS system has to be sized according to the UPS power rati
43. tput transformer Contact your Service Centre which will help you to find valuable solutions Notices for installation SGS 225 300 UPS BR1 2 3 01 Fig 3 8 3 3 AC bus bars BR1 BR2 and BR3 For separate Bypass and Rectifier input configuration AC bus bars BR1 BR2 and BR3 must be removed OPM SGS ISG M22 M30 OUS V011 doc 26 38 Installation Guide SG Series 225 amp 300 kVA ce 3 8 4 Battery connection IN 7 KD E i D y 01US SGS_225 300_UPS connection batter IL Fig 3 8 4 1 Power connections Battery Positive pole of the Battery Negative pole of the Battery A Do not insert the Battery Fuses before the commissioning Battery Cable Terminations are to the Positive and Negative Terminals as shown above Connect wire to the Lugs using appropriate tools and appropriate torque Torque specification for Input Output and DC power connections on Bus
44. tput transformer RPA In a RPA configuration with 3 wire kit it s most important to connect the Neutrals of the UPS outputs together see Fig 3 8 2 2 Cable section for this connection shall be not less then AWG f Output distribution cabinet Fig 3 8 2 2 3 wire kit for RPA Parallel System 2 Bypass transformer In this case the Neutral of wye secondary winding must be connected to the Neutral of the output transformer Contact your Service Centre which will help you to find valuable solutions OPM SGS ISG M22 M30 OUS VO011 doc 24 38 Installation Guide SG Series 225 amp 300 kVA ce 3 8 3 Power connection separate input utility GE_01US parate SGS 225 300 UPS connection se PE Load 2 INPUT BYPASS Position of the PE compression lugs in case S tifi the cable input is from the bottom of the UPS nput rectitier Fig 3 8 3 1 Power connections Separate Input Utility Separate Input Rectifier Bypass L1 1 Rectifier Phase A L1 2 Bypass Phase A L2 1 Rectifier Phase B L2 2 Bypass Phase B Rectifier Phase C a Bypass Phase C Neutral Byp
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