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VACUTAP RMV-II
MR VACUTAP RMV-II Manuals
Manuals and User Guides for MR VACUTAP RMV-II. We have
1
MR VACUTAP RMV-II manual available for free PDF download: Operating Instructions Manual
MR VACUTAP RMV-II Operating Instructions Manual (72 pages)
ON-LOAD TAP-CHANGER
Brand:
MR
| Category:
Industrial Equipment
| Size: 21 MB
Table of Contents
Table of Contents
3
Introduction
6
Validity
6
Manufacturer
6
Completeness
6
Safekeeping
6
Notation Conventions
7
Hazard Communication System
7
Information System
8
Instruction System
8
Safety
10
Appropriate Use
10
Fundamental Safety Instructions
11
Personnel Qualification
13
Personal Protective Equipment
14
Product Description
16
Scope of Delivery
16
On-Load Tap-Changer
16
Function Description for On-Load Tap-Changer
16
On-Load Tap-Changer Design
19
Protective Devices
22
Motor-Drive Unit
23
Function Description
23
Motor-Drive Unit Design
23
Protective Devices in the Motor-Drive Unit
24
Monitoring System (VIM)
25
Function Description of Monitoring System
25
Monitoring System Displays and Controls
26
Dehydrating Breather
26
Packaging, Transport and Storage
28
Packaging
28
Suitability
28
Markings
28
Transportation, Receipt and Handling of Shipments
29
Unpacking Shipments and Checking for Transportation Damages
30
Things to Note When Putting Back into Storage
30
Fitting On-Load Tap-Changer on Transformer
31
Preparatory Work
31
Fitting the On-Load Tap-Changer
31
Connecting the Tap Winding and On-Load Tap-Changer Take-Off Lead
32
Fitting Motor-Drive Unit
33
Preparatory Work
33
Fitting Motor-Drive Unit to On-Load Tap-Changer
36
Checks after Assembly
37
Manual Check
37
Checking Motor-Drive Unit and Monitoring System
38
Transformer Ratio Test and DC Resistance Measurement
38
Carrying out the Transformer Ratio Test
39
Measuring DC Resistance on Transformer
39
Drying the On-Load Tap-Changer
40
Filling On-Load Tap-Changer with Oil
41
Fitting Accessories
42
Fitting Dehydrating Breather
42
Pressure Relief Device Mprec
44
Commissioning at the Transformer Manufacturer's Site
45
Checks before Commissioning
45
Performing Trial Tap-Change Operations
46
High-Voltage Tests on the Transformer
46
Transporting Transformer to Installation Site
48
Transport with Removed Drive
48
Commissioning the Transformer at the Operating Site
49
Safety Current Circuits
50
Performing Trial Tap-Change Operations
50
Switching on Transformer
51
Actuating Motor-Drive Unit with Hand Crank
52
Monitoring During Operation
53
Annual Checks
53
Checking Oil Quality
53
Checking Motor-Drive Unit
54
Checking Return to Starting Position
54
Occasional Visual Checks
54
Fault Elimination
55
General Information
55
Fault Elimination Overview
56
Monitoring System Displays and Controls
57
Overview of Monitoring System Operating Statuses
58
Maintenance
59
Maintenance Intervals
59
Taking On-Load Tap-Changer out of Service
60
Draining Oil and Testing Oil Quality
60
Investigating Vacuum Interrupters
60
External Integrity Check
60
Checking Contact Erosion Indicator
61
Replacing Vacuum Interrupter
62
Checking By-Pass Switch
62
Maintaining Motor-Drive Unit
63
Maintaining Monitoring System
63
Maintaining Dehydrating Breather
64
Preparing the On-Load Tap-Changer for Service
65
Technical Data
66
General Data
69
Temperature Range
69
Appendix
70
Limit Values for Dielectric Strength and Water Content of On-Load Tap-Changer Oil
70
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