Emerson 7400 Safety Procedure

Safety Procedure

WARNING

This is a class A UPS product. In a domestic environment, this

product may cause radio interface in which case the user may

be required to take additional measures.

WARNING

HIGH EARTH LEAKAGE CURRENT: EARTH CONNECTIONS IS

ESSENTIAL BEFORE CONNECTING THE INPUT SUPPLY.

This equipment must be earthed in accordance with local

electrical codes.

WARNING

THIS UPS DOES NOT INCORPORATE AUTOMATIC BACKFEED

PROTECTION. A WARNING LABEL MUST BE FITTED TO ALL

EXTERNAL PRIMARY POWER ISOLATIONS STATING.

INSULATE THE UNINTERRUPTIBLE POWER SYSTEM BEFORE

WORKING ON THIS CIRCUIT.

Contents

Main Page IMPORTANT Page Branch Offices: Safety Procedure Page 1 General Description 1 I N D E X 2 Operating Instructions 15 3 Installation (Electrical) 21 4 Optional Equipment 35 5 Maintenance 47 6 Troubleshooting 51 1 1.2.1 Redundant vs General Description 1.2.2 7400 Module Design 1.2.3 Bypass Supplies 3 1.2.4 UPS Power Switch Configuration Breaker 1.2.5 Battery Circuit Series 7400 Single Phase 1+N UPS 105 kVA 60/ 80 kVA 50 kVA 10/ 40 kVA Series 7400 Single Phase 1+N UPS 105 kVA 60/ 70 kVA 50 kVA 10/ 40 kVA 1.2.6 One plus One Parallel Control Page 1.2.7 Common Battery 1.2.8 Operator Control Panel Page Page 1.2.9 Battery Circuit Breaker Rack 1.2.10 Battery Cabinet / 14 1.3.1 General 1.3.2 Batteries 1.3.3 Test Equipment 1.3.4 Personnel 2.1.1 Redundant Module System Operating Instructions Module System 16 How to turn ON the System from a Shut down condition (Complete this actions on one module at a time) How to turn ON the System from a Maint. power-down condition (Complete this action on module at a time) inhibited if either modules Maintenance Bypass Isolator is closed). How to turn OFF the System but continue to provide Load power through the Maintenance Bypass 19 IMPORTANT How to totally Power down the System (Note: In a Non- Redundant Module system LS5 and LS6 will also changeover on the second module) Page Installation Procedure 3.1.1 Equipment positioning and environmental considerations Installation 3.1.2 Raised Floor 3.1.3 Battery Location 23 3.2 Preliminary Checks Page 25 3.3 Connecting UPS Power Cables WARNING 3.3.1 Cable Entry 3.3.2 Cable Rating 3.3.4 Cabling 3.3.3 Cable 26 Procedure ready to receive power then SAFELY isolate the load cables. Connections 27 accordance with local and national codes of practice. -+ I1 I2I3I4 I1I1 I3 I2 I1I1 I3 I2 I1 I2I3 I1 I2I3 ++ 33 + ve -ve Page Optional Equipment 36 4.1.1 AS400 Interface Note: Use one connector only -i.e. dont use both connectors simultaneously. 4.1.3 Calibration 4.1.2 Remote Control Board Outputs 37 Series 7400 Single Phase 1+N UPS 1 2 3 CN1 CN2 4.2.1 Remote Control 4.2.2 Calibration Inputs 39 SH1 M2 M3 M4 M5 Series 7400 Single Phase 1+N UPS CN1 4.3.1 Alarm Outputs 4.3.2 Remote Control Inputs M1 M2 M3 Page Page 44 M1 M2 M3 Series 7400 Single Phase 1+N UPS OUTPUT INTERFACE PCB MOUNTED IN MODULE 1 M1 M2 M3 Page 47 5.1 Introduction 5.2 Safety Precautions Maintenance 5.3.1 Daily Checks 5.3.2 Weekly Checks 5.3.3 Annual Service 5.3.4 Extended Service Maintenance 5.3.5 Battery Page 51 WARNING Troubleshooting 6.1.1 Operating Procedure Parameters and 6.1.2 General Uninterruptible Power System 53 the AC Power Supply Board will be OFF if either of these fuses are ruptured). Page 55 DISPLAY MESSAGE INTERPRETATION 56 DISPLAY MESSAGE INTERPRETATION A N N E X U R E