I.B. 17555
Page iii
Effective 03/97
TABLE OF CONTENTS
PAGE
SECTION 1
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1-1
Preliminary Comments and Safety Precautions..................................................................................................1
1-1.1
Warranty and Liability Information ..........................................................................................................1
1-1.2 Safety Precautions .................................................................................................................................1
1-2
General Information.............................................................................................................................................1
1-3
Functions/Features/Options ................................................................................................................................2
1-4
Standards ............................................................................................................................................................5
SECTION 2
FUNCTIONAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2-1
Protection, Testing and Communication Capabilities..........................................................................................6
2-1.1
RMS Sensing .........................................................................................................................................6
2-1.2
Pickup Setting ........................................................................................................................................6
2-1.3
Time Setting ...........................................................................................................................................6
2-1.4
Protection Curve Settings.......................................................................................................................6
2-1.5
Integral Testing.....................................................................................................................................10
2-1.6
Communications...................................................................................................................................10
2-2
Protective Relay Hardware................................................................................................................................11
2-2.1
Front Operations Panel ........................................................................................................................11
2-2.2
Rear Access Panel ...............................................................................................................................14
2-2.3
External Hardware................................................................................................................................16
2-3
UL Testing and Specification Summary ............................................................................................................16
SECTION 3
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3-1
Introduction........................................................................................................................................................18
3-2
Power-Up and Self Testing ...............................................................................................................................18
3-3
Panel Operations...............................................................................................................................................18
3-3.1
Characteristic Curve .............................................................................................................................18
3-3.2
Program Mode......................................................................................................................................24
3-3.3
Programming Overview ........................................................................................................................26
3-3.4
Test Mode ............................................................................................................................................27
3-4
Communications Function.................................................................................................................................27
SECTION 4
APPLICATION CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
4-1
Zone Interlocking Capabilities ...........................................................................................................................31
SECTION 5
INSTALLATION, STARTUP AND TESTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5-1
Introduction........................................................................................................................................................34
5-2
Panel Preparation..............................................................................................................................................34
5-2.1
Cutout ...................................................................................................................................................34
5-2.2
Mounting...............................................................................................................................................34
