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ABB VHK-R Manuals
Manuals and User Guides for ABB VHK-R. We have
1
ABB VHK-R manual available for free PDF download: Installation & Maintenance Instructions Manual
ABB VHK-R Installation & Maintenance Instructions Manual (16 pages)
Medium-Voltage Vacuum Power Circuit Breakers 250, 500 and 750 MVA, 1200 /2000 Amperes, 5000 - 15000 Volts
Brand:
ABB
| Category:
Circuit breakers
| Size: 8.06 MB
Table of Contents
Table of Contents
2
Introduction
3
Circuit Breaker General Information
3
Installation Inspection
3
Vacuum Interrupter Examination
3
Insulation Structure
3
Manual Operation of Electrically Operated Models
5
Maintenance : Adjustments and Tests
5
General Information
5
Millivolt Drop Test
5
Insulation Cleaning
5
Circuit Breaker Operation , Contact Adjustment and Timing
6
Contact Adjustment
6
Closing and Opening Times and Speeds
6
Operating Mechanism
7
Latch Engagement ( Bite )
7
Control Relay Adjustment
7
Lubrication
8
Dielectric Tests
8
Electrical Characteristics
9
Electrical Operating Sequence
9
DC Operating Sequence
9
DC Schematic Diagram of Control Circuit
10
AC Operating Sequence
11
AC Schematic Diagram of Control Circuit
12
Renewal Parts
13
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