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7400 Series UPS

6310018a.02.doc Single and 1+1 IOM Manual

Prelim vi

Issue 2

(02/98)

Table of Contents

1. Chapter 1 - General Description.............................................................................................................................1-1

1.1 Introduction..........................................................................................................................................................1-1

1.2 Design Concept ....................................................................................................................................................1-1

1.2.1 Module Design ..............................................................................................................................................1-1

1.2.2 Bypass supplies .............................................................................................................................................1-5

1.2.3 UPS Power Switch Configuration ..............................................................................................................1-5

1.2.4 Battery circuit breaker...................................................................................................................................1-6

1.2.5 Battery Cabinet..............................................................................................................................................1-6

1.2.6 Battery circuit breaker box............................................................................................................................1-6

1.3 One Plus One System ...........................................................................................................................................1-8

1.3.1 Redundant vs Non-Redundant configuration................................................................................................1-8

1.3.2 One-Plus-One Parallel Control......................................................................................................................1-8

1.3.3 Common battery..........................................................................................................................................1-10

1.4 Operator Control Panel.......................................................................................................................................1-12

1.4.1 Mimic indications........................................................................................................................................1-12

1.4.2 Control switches ..........................................................................................................................................1-13

1.4.3 LCD Display................................................................................................................................................1-15

2. Chapter 2 - Operating Instructions..........................................................................................................................2-1

2.1 Introduction..........................................................................................................................................................2-1

2.1.1 General notes.................................................................................................................................................2-1

2.2 One plus One........................................................................................................................................................2-1

2.2.1 Redundant module system.............................................................................................................................2-1

2.2.2 Non-Redundant module system.....................................................................................................................2-3

3. Chapter 3 - Installation Procedure..........................................................................................................................3-1

3.1 Introduction..........................................................................................................................................................3-1

3.1.1 Equipment positioning and environmental considerations ...........................................................................3-2

3.1.2 Raised floor installation.................................................................................................................................3-3

3.1.3 Battery Location............................................................................................................................................3-3

3.2 Preliminary Checks.............................................................................................................................................3-13

3.3 Reassembling the 300 kVA and 400 kVA cabinets............................................................................................3-14

3.4 Connecting the UPS power cables......................................................................................................................3-16

3.4.1 Cable entry...................................................................................................................................................3-16

3.4.2 Cable rating .................................................................................................................................................3-16

3.4.3 Cable connections........................................................................................................................................3-17

3.4.4 Safety earth..................................................................................................................................................3-17

3.4.5 Cabling procedure .......................................................................................................................................3-18

3.5 Battery Installation .............................................................................................................................................3-24

3.5.1 860 mm cabinet (250 Amp circuit breaker).................................................................................................3-25

3.5.2 Battery circuit breaker boxes.......................................................................................................................3-28

3.5.3 Battery Display Initialisation.......................................................................................................................3-31

4. Chapter 4 - Optional equipment .............................................................................................................................4-1

4.1 AS400 Interface Board (4590041B).....................................................................................................................4-2

4.1.1 AS400 Interface Board outputs .....................................................................................................................4-2

4.1.2 Remote control inputs....................................................................................................................................4-2

4.1.3 Calibration.....................................................................................................................................................4-2

4.2 4-Way AS400 Interface Board (4590045F) .........................................................................................................4-4

4.2.1 Remote control inputs....................................................................................................................................4-4

4.2.2 Calibration.....................................................................................................................................................4-4

4.3 Output Interface (Remote Alarms) Boards (4590044E).......................................................................................4-6

4.3.1 Alarm outputs................................................................................................................................................4-6

4.3.2 Remote control inputs....................................................................................................................................4-6

4.4 Remote Alarm Monitor (RAM) (P/N 4305001Z).................................................................................................4-8