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g 

 

GE

 

OPM_SGS_ISG_10K_40K_0US_V010.doc 

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 Installation 

Guide

 

SG Series

 10, 20, 30 & 40 kVA 

3.8.2  Power connection with common input utility of 

SG Series

 10 and 20 kVA 

 

S

G

T

500

0_0

10-

0

20_

UP

S

 c

o

nne

ct

ion

 c

omm

on_0

1US

N

L1-1

IN

P

U

T

LOA

D

PE

L3-1
L2-1

N

L2
L1

L3

RE

C

TIFIER

X1

PE

 

Fig. 3.8.2-1   Power connections Common Input Utility of 

SG Series

 10 and 20 kVA

 

 

SG Series

 10 and 20 kVA

: 

Max. rating 

X1

 terminals: 

3 AWG

 (25mm

2

) 

 

Common Input Rectifier / Bypass 

L1-1 

Rec Bypass Phase A 

 

 

L2-1 

Rec Bypass Phase B 

 

 

L3-1 

Rec Bypass Phase C 

 

 

N 

Neutral (Bypass) 

PE 

Ground 

 

Output Load 

L1 

Load Phase A

 

L2 

Load Phase B

 

L3 

Load Phase C

 

N 

Neutral 

PE 

Ground 

 

The interconnection links 

BR1

, 

BR2 

and 

BR3

 must remain connected

.

 

Cable terminations are to the 

Rectifier Input Terminals

 and 

Output Terminals

 as shown above. 

Connect wire to the 

Terminals

 using appropriate tools and appropriate torque. 

Torque specification for 

Input / Output

 and 

DC

 power connections on 

Terminals

: 

Section 3.8.1

. 

 

 

This UPS is only designed to operate in a wye-configured electrical system 
with a solidly grounded neutral. 
If the UPS is equipped with an input transformer, the secondary of the 
transformer must be wye-configured with neutral solidly grounded. 

Содержание Digital Energy SG Series

Страница 1: ... kVA INSTALLATION GUIDE UNINTERRUPTIBLE POWER SUPPLY Digital Energy TM SG Series 10 20 30 40 kVA Series 0 g General Electric Company 2500 Discovery Blvd Rockwall TX 75032 Telephone 972 290 7400 Fax 972 290 7500 SG Series UPS Technology for the digital world ...

Страница 2: ... 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 The illustrations and plans describing the equipment are intended as general reference only and are not necessar...

Страница 3: ...mplete 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...

Страница 4: ...sulting from the use of the information contained in this document WARNING SG Series 10 20 30 and 40 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 ...

Страница 5: ...ower connection with common input utility of SG Series 10 and 20 kVA 27 3 8 3 Power connection with common input utility of SG Series 30 and 40 kVA 28 3 8 4 Power connection separate input utility of SG Series 10 and 20 kVA 29 3 8 5 Power connection separate input utility of SG Series 30 and 40 kVA 31 3 8 6 Battery connection of SG Series 10 and 20 kVA 33 3 8 7 Battery connection of SG Series 30 a...

Страница 6: ...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 th...

Страница 7: ... objects and jewelry Do not carry metal objects in your pockets where the objects can fall into the Battery Cabinet 2 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 wh...

Страница 8: ...g 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 cur...

Страница 9: ...l view with open doors SGT5000_010 020_UPS_GE_04 4 1 2 5 CR XA XB 3 Fig 2 1 3 SG Series general view with optional 5 th harmonic filter and removed protection panels 1 Opening for top cable entry 2 Opening for bottom cable entry 3 Terminals for Utility input and load output 4 Terminals for external Battery connection BS Battery Shelf CR Connectivity Rack XA Terminals for 24VDC Auxiliary Power Supp...

Страница 10: ...es general view with open doors SGT5000_030 040_UPS_GE_04 4 1 3 2 XB XA CR OFF ON OFF ON Fig 2 2 3 SG Series general view with optional 5 th harmonic filter and removed protection panels 1 Opening for top cable entry 2 Opening for bottom cable entry 3 Terminals for Utility input and load output 4 Terminals for external Battery connection CR Connectivity Rack XA Terminals for 24VDC Auxiliary Power ...

Страница 11: ...der bars Note of the center of gravity marked on the package Forklift Crane Fig 3 1 1 UPS cabinets moving Check for sufficient floor and elevator loading capacity 3 1 1 Dimensions and weight Dimensions SG Series 10 20 30 and 40 kVA W x D x H 26 78 x 31 50 x 70 90 inches 680 x 800 x 1 800 mm SGT5000_030 040_UPS dimensions_GE_01US W D H Fig 3 1 1 1 UPS cabinet dimensions Weight SG Series 10 20 30 an...

Страница 12: ... away from chemical substances and with a temperature range not exceeding 13 F 25 C to 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 Cent...

Страница 13: ...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...

Страница 14: ...nection 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 Positioning of the UPS cabinet SG Series is equipped with wheels for easy placement of the UPS To make the UPS movable on wheels the bolts on each leg of the cabinet have to be turned counter clockwise until they are free from ...

Страница 15: ...d 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 usua...

Страница 16: ... 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...

Страница 17: ...o the final location before removing from the pallet Remove the cabinet from the pallet with care because of the heavy weight of the equipment To unpack the cabinet follow the instructions below 1 WOODEN CRATE WILL ARRIVE AS SHOWN 2 REMOVE FRONT AND TOP PANELS 3 Let down the ramp A and save wood braces B and C for ramp supports 4 Remove the remaining panels 5 Unscrew anchoring bolt D from plate on...

Страница 18: ...rames B and C under ramp for support 10 Make sure leveling feet are raised and carefully role UPS down ramp Take care not to damage the UPS when moving by forklift For parallel systems the delivery also includes the bus control cables for inter connecting the UPS modules Packing material recycling GE in compliance with environment protection uses only environmentally friendly material UPS packing ...

Страница 19: ...d 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 input terminals or bus bars See Fig 3 8 4 2 for 10 20 kVA and Fig 3 8 5 2 for 30 40 kVA Common input Rectifier Bypass The sa...

Страница 20: ...ective 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 supply must be symmetrical with respect to ground due to the existence of voltage surge protection d...

Страница 21: ...nd 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 Rectifier AC Input Bypass AC Input DC Input F1 F3 Nom Max F2 Nom Max F4 SG Series 10 kVA 17 2 A 20 2 A 12 A 17 2 ...

Страница 22: ... 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 terminals can accept Refer to torque specifications table for torque requirements Rectifier Input Bypass Input DC Input AC Output GND SG Series 10 kVA 3 AWG 3 AWG 3 AWG 3 AWG 3 AWG SG Series 20 kVA 3 AWG 3 AWG 3 AWG 3 AWG 3 AWG SG Series 30 kVA 1 AWG 1 AWG ...

Страница 23: ... 40 50 55 30 40 45 6 55 65 75 40 50 60 4 70 85 95 55 65 75 3 85 100 110 65 75 85 2 95 115 130 75 90 100 1 110 130 150 85 100 115 1 0 125 150 170 100 120 135 2 0 145 175 195 115 135 150 3 0 165 200 225 130 155 175 4 0 195 230 260 150 180 205 250 215 255 290 170 205 230 300 240 285 320 190 230 255 350 260 310 350 210 250 280 400 280 335 380 225 270 305 500 320 380 430 260 310 350 600 355 420 475 285...

Страница 24: ... 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 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 The grounding and neutral c...

Страница 25: ...les Top entry cables SGT5000_010 020_UPS connection_01US D Fig 3 8 1 1 Access to the input output connections of SG Series 10 and 20 kVA To access input output and Battery connections proceed as follows Remove protection panel A Remove protection panel B Remove UPS side panel C Only from Separate Input Utility Remove with appropriate tool the metallic window D from the metal screen C ...

Страница 26: ...Top entry cables SGT5000_030 040_UPS connection_01US A B C Fig 3 8 1 2 Access to the input output connections of SG Series 30 and 40 kVA To access input output and Battery connections proceed as follows Remove protection panel A Remove protection panel B Remove UPS side panel C Only from Separate Input Utility Remove with appropriate tool the metallic window D from the metal screen C ...

Страница 27: ...1 Rectifier Bypass Phase C N Neutral Bypass PE Ground Output Load L1 Load Phase A L2 Load Phase B L3 Load Phase C N Neutral PE Ground The interconnection links BR1 BR2 and BR3 must remain connected Cable terminations are to the Rectifier Input Terminals and Output Terminals as shown above Connect wire to the Terminals using appropriate tools and appropriate torque Torque specification for Input Ou...

Страница 28: ...se B L3 1 Rectifier Bypass Phase C N Neutral Bypass PE Ground Output Load L1 Load Phase A L2 Load Phase B L3 Load Phase C N Neutral PE Ground The interconnection links BR1 BR2 and BR3 must remain connected Cable terminations are to the Rectifier Input Terminals and Output Terminals as shown above Connect wire to the Terminals using appropriate tools and appropriate torque Torque specification for ...

Страница 29: ...fier Phase C L3 2 Bypass Phase C N Neutral Bypass PE Ground The interconnection links BR1 BR2 and BR3 must be removed see Fig 3 8 4 2 Output Load L1 Load Phase A L2 Load Phase B L3 Load Phase C N Neutral PE Ground The interconnection links BR1 BR2 and BR3 must be removed Cable terminations are to the Rectifier Bypass Input Terminals and Load Output Terminals as shown above Connect wire to the Term...

Страница 30: ... 20 30 40 kVA Notices for installation SGT5000_010 020_UPS BR1 2 3_01 X2 X1 BR2 BR1 BR3 Fig 3 8 4 2 Interconnection links BR1 BR2 and BR3 of SG Series 10 and 20 kVA For separate Bypass and Rectifier Input configuration the interconnection links BR1 BR2 and BR3 must be removed ...

Страница 31: ... 1 Rectifier Phase C L3 2 Bypass Phase C N Neutral Bypass PE Ground The interconnection links BR1 BR2 and BR3 must be removed see Fig 3 8 5 2 Output Load L1 Load Phase A L2 Load Phase B L3 Load Phase C N Neutral PE Ground The interconnection links BR1 BR2 and BR3 must be removed Cable terminations are to the Rectifier Bypass Input Terminals and Load Output Terminals as shown above Connect wire to ...

Страница 32: ...40 kVA Notices for installation X1 SGT5000_030 040_UPS BR1 2 3_01 OFF ON OFF ON X2 BR1 BR2 BR3 Fig 3 8 5 2 Interconnection links BR1 BR2 and BR3 of SG Series 30 and 40 kVA For separate Bypass and Rectifier Input configuration the interconnection links BR1 BR2 and BR3 must be removed ...

Страница 33: ...nals as shown above Connect wire to the Terminals using appropriate tools and appropriate torque Torque specification for Input Output and DC power connections on Terminals See sect 3 8 1 To meet standards concerning electromagnetic compliance the connection between the UPS and external battery must be done by using a shielded cable or suitable shielded metal conduit This UPS is only designed to o...

Страница 34: ...e terminations are to the Positive and Negative Terminals as shown above Connect wire to the Terminals using appropriate tools and appropriate torque Torque specification for Input Output and DC power connections on Terminals See sect 3 8 1 To meet standards concerning electromagnetic compliance the connection between the UPS and external battery must be done by using a shielded cable or suitable ...

Страница 35: ...o Manual Bypass when the UPS is being used as a frequency converter As an added measure of safety the interconnection links BR1 BR2 and BR3 should also be removed See Fig 3 8 4 2 SG Series 10 20 kVA or Fig 3 8 5 2 SG Series 30 40 kVA Fig 3 8 8 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 sta...

Страница 36: ...rs 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 Fig 3...

Страница 37: ...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 c...

Страница 38: ...JP1 JP2 JP3 and JP4 must be inserted JB1 JA1 JP2 JP1 JP3 JP4 JP3 JP2 JP1 JP4 IM 0048 JB2 JA2 SGT5000_100 150_RPA IM0048_03 JA JB 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 ...

Страница 39: ...ontrol bus connection between parallel units must be made on the front of the electronic module fitted behind the front doors SGT5000_100 150_RPA control bus cable_02US Next parallel unit JB2 JB1 JA2 JA1 A A JA JB Fig 3 11 2 Front view electronic module on intermediate unit Control bus cables connection Plug the cables JA 1 2 3 4 5 6 7 and JB 1 2 3 4 5 6 7 onto the RJ connectors JA and JB located ...

Страница 40: ...ables shall allow the removal of the protection covers A 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 ...

Страница 41: ...NO def RL2 1 12 13 2 14 3 15 4 16 5 17 6 18 7 19 8 20 9 21 10 22 11 1 14 9 1 X1 J2 J3 SGT5000_100 150_Customer interface_01 J5 J4 XA 2 1 XB 1 2 3 4 1 2 3 4 JP3 Fig 4 1 1 Customer interface NO normally open C common NC normally closed 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 ...

Страница 42: ...ation 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 X1 4 5 6 or J2 4 5 6 NO C NC Load on Inverter def Par RL 3 X1 7 8 9 or J2 7 8 9 NO C NC Stop Operations def Par RL 5 X1 12 13 14 or J2 14 15...

Страница 43: ... delay of Battery recharging during the generator operation In a parallel system a separate NO Normally Open contact must be 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 ...

Страница 44: ... the Terminal XB and the Jumper JP3 on P4 Customer Interface when the cables have been already connected on XB or J2 In a parallel system a separate NC Normally Closed contact must be connected individually to each unit When opened this contact causes the immediate opening of the Contactors K3 K4 K6 K7 and K8 as well as the shutdown of Rectifier Inverter and Static Switch Be aware The reliability ...

Страница 45: ...uide SG Series 10 20 30 40 kVA 5 NOTES 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 ...

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