Eaton Cutler-Hammer O & M Manual page 5

Fixed spb automatic transfer switch

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Table Of Contents

Table of Contents

IB01602002E

SECTION 6: TESTING AND PROBLEM SOLVING

6.1

Testing .............................................................................................................................................................18

6.2

Problem Solving ................................................................................................................................................18

6.2.1

Transfer Switch Appears Inoperative ...................................................................................................19

6.2.2

Transfer Switch will not Automatically Transfer to Normal ...................................................................19

6.2.3

Transfer Switch will not Automatically Transfer to Emergency ............................................................19

6.2.4

Transfer Switch will not Automatically Recharge Switches ..................................................................20

SECTION 7: MAINTENANCE

7.1

Introduction........................................................................................................................................................21

7.2

Procedures ........................................................................................................................................................21

7.3

Cover Removal and Replacement ....................................................................................................................23

7.3.1

NEMA 1 Cover Removal and Replacement .........................................................................................23

7.3.2

NEMA 3R Cover Removal and Replacement ......................................................................................25

SECTION 8: RENEWAL PARTS GUIDE

8.1

General .............................................................................................................................................................28

Figure

Title

1-1

Typical Load Transfer Switch (circuit breaker type) Schematic.................................................................2

1-2

Typical Mini Transfer Switch with Dead Front Attached ............................................................................3

1-3

Typical Mini Transfer Switch with Dead Front Removed ...........................................................................3

3-1

Typical Mini Power Panel ..........................................................................................................................6

3-2

Insulated Case Switch ...............................................................................................................................6

3-3

Fixed Insulated Case Circuit Breaker ........................................................................................................7

3-4

Terminal Connections for Typical Fixed Mount Transfer Switch ...............................................................7

3-5

Voltage Selection Panel.............................................................................................................................8

3-6

ATC-600/ATC-800 .....................................................................................................................................8

3-7

Neutral SE with Ground Fault ....................................................................................................................9

3-8

Solid Neutral ..............................................................................................................................................9

3-9

Charger Mounting Dimensions in Inches (mm) .......................................................................................10

4-1

Seismic Tested and Approved Product Mounting Instructions ................................................................15

5-1

Pumping Handle Charges Stored Energy Mechanism ............................................................................16

5-2

Close Switch by Pushing Close Button....................................................................................................16

5-3

Switching Device Closing Precautions ....................................................................................................17

Effective 10/02

LIST OF FIGURES