Table Of Contents - Eaton DHP VR + Series Instruction Book

Table of Contents

DISCLAIMER OF WARRANTIES AND LIMITATION OF LIABILITY
SECTION 1: INTRODUCTION
1.1 VISUAL INSTRUCTION BOOKLET ESSENTIALS
1.2 QUICK RESPONSE CODE
-VR +
1.3 AVAILABLE DHP CIRCUIT BREAKERS
SECTION 2: SAFE PRACTICES
SECTION 3: RECEIVING, HANDLING, AND STORAGE
3.1 RECEIVING
3.2 HANDLING
3.3 STORAGE
3.4 APPROXIMATE WEIGHT BY TYPE
SECTION 4: DESCRIPTION AND OPERATION
4.1 VACUUM INTERRUPTER
4.1.1 VACUUM INTERRUPTER ASSEMBLY
4.1.2 CONTACT EROSION INDICATOR
4.1.3 CONTACT WIPE AND STROKE
4.2 LINE AND LOAD CONDUCTOR ASSEMBLIES
4.3 STORED ENERGY MECHANISM
4.3.1 CLOSING SPRING CHARGING
4.3.2 CLOSING OPERATION
4.3.3 TRIPPING OPERATION
4.3.4 TRIP-FREE OPERATION
4.4 CONTROL SCHEMES
4.4.1 TIMING
4.5 SECONDARY DISCONNECT CONTACT BLOCK
4.6 INTERLOCKS
4.6.1 RACKING-IN INTERLOCK
4.6.2 CIRCUIT BREAKER - CODE PLATE
4.6.3 ANTI-CLOSE INTERLOCK
4.6.4 FLOOR TRIPPING AND CLOSING SPRING RELEASE INTERLOCKS
4.6.5 RAIL LATCH
4.7 MISCELLANEOUS ITEMS
4.7.1 GROUNDING CONTACT
4.7.2 MOC AND TOC OPERATIONS
4.7.3 OPERATIONS COUNTER
4.7.4 RACKING DEVICE
VR-Series
ii SECTION 5: INSPECTION & INSTALLATION
5.1 EXAMINATION FOR DAMAGE
4
5.1.1 NAMEPLATE VERIFICATION
4
5.2 SURE CLOSE MECHANISM ADJUSTMENT
4
5.3 MECHANISM OPERATED CELL (MOC) SWITCH PANTOGRAPH
4
ADJUSTMENT
8
5.4 MANUAL OPERATION CHECK
9
5.5 VACUUM INTERRUPTER INTEGRITY
9
5.6 INSULATION
10
5.7 CONTACT EROSION AND WIPE
10
5.8 PRIMARY CIRCUIT RESISTANCE
10
5.9 SNUBBER ADJUSTMENT
5.10 ELECTRICAL OPERATIONS CHECK
15
15
5.11 RACKING CIRCUIT BREAKER INTO CIRCUIT BREAKER COMPARTMENT
15 5.12 REMOVING CIRCUIT BREAKER FROM CIRCUIT BREAKER COMPARTMENT 30
15
SECTION 6: INSPECTION & MAINTENANCE
16
6.1 INSPECTION FREQUENCY
16
6.2 INSPECTION AND MAINTENANCE PROCEDURES
16
6.3 VACUUM INTERRUPTER INTEGRITY TEST
16
6.4 CONTACT EROSION AND WIPE
16
6.5 INSULATION
17
6.6 INSULATION INTEGRITY CHECK
17
6.7 PRIMARY CIRCUIT RESISTANCE CHECK
17 6.8 VR-SERIES + CIRCUIT BREAKER ELEMENT MECHANISM CHECK
17 6.8.1 CLOSURE™ TEST (50DHP-VR + Models)
17
6.8.2 CLOSURE™ TEST (75/150DHP-VR + Models)
19
6.9 MAINTENANCE RECOMMENDATION
19
SECTION 7: REPLACEMENT PARTS
19
7.1 GENERAL
19
7.2 ORDERING INSTRUCTIONS
19
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Instruction Book
IB182917EN September 2018 www.eaton.com
DHP-VR
+
Replacement Circuit Breaker
+
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