Access to the input / output connections | GE 225, 300 specification

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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 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

	connection 01US
	300 UPS
	225-
B	SGS_
B

C

A

Q1

E

D

Q2

F

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_0US_V011.doc

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Installation Guide SG Series 225 & 300 kVA

Image 22

GE 225, 300 manual Access to the input / output connections

Contents

SG Series Copyright 2003 by GE Industrial Systems Systems Dear Customer Start UP and Commissioning Preface Table of contents General InstallationBattery Storage Safety instructions when working with battery Risk of electric shock PE Earth GND Ground Safety symbols and warningsSafety warnings Protective Grounding Terminal Layout Layout SG Series 225 and 300 KVA Transport Forklift Crane Dimensions and weightWeight SG Series 225 and 300 kVA Transport UPS only in upright position Delivery Storage of BatteryStorage of the UPS Positioning of the UPS SG Series Place of InstallationCheck -26A of the NEC code for specific requirements Openings for input and output cable connections Fixing of the UPS cabinet on the floor Battery location 1-5 RPA system disposition Ventilation and Cooling CFM Unpacking Take care not to damage the UPS when moving by forkliftPacking material recycling Separate input Rectifier & Bypass recommended Electrical WiringCommon input Rectifier & Bypass Input/output over current protection and wire sizing Neutral current could be greater than the phase currents Wire positive and negative plus Ground Phase, 3 wire plus GroundPhase, 4 wire plus Ground See .7.1-1 Copper Wiring Connection Wire Size Range 1-1 Access to the input / output connections Common Input Rectifier / Bypass Power connection with common input utilityOutput Load Cable section for this connection shall be not less then AWG L2-1 Rectifier Phase B L2-2 Power connection separate input utilityL1-1 Rectifier Phase a L1-2 L3-1 Rectifier Phase C L3-2 BR1 Positive pole of the Battery Battery connectionBattery Do not insert the Battery Fuses before the commissioning Setup for SG Series when functioning as frequency converter Manual Bypass, serious damage to the Load could result Power Wiring of Parallel Units 1 RPA Parallel System UPS Parallel Control BUS Connection Terminal units Intermediate units Control bus cables connection Access to the control bus connectionControl BUS Cable Location Interface IM0048 going to P13 Control bus cables routing 11-3 Control Bus cable routing and connection Customer Interface Customer Interface Output potential free contacts 15, 16 Or J2 17, 18 NO, C, NC General Alarm18, 19 Or J2 20, 21 NO, C, NC Acoustic Alarm Or J2 / 1, 2 NO, C, NC Utility Failure GND EPO Emergency Power Off Input contact JP3 38/38