GE GL 312 F1/4031 P/VR Manuals

Manuals and User Guides for GE GL 312 F1/4031 P/VR. We have 1 GE GL 312 F1/4031 P/VR manual available for free PDF download: Operating Instructions Manual

GE GL 312 F1/4031 P/VR Operating Instructions Manual (151 pages)

High Voltage Circuit Breaker

Brand: GE | Category: Circuit breakers | Size: 19.69 MB

Table of Contents
3
Introduction
7
Safety
11
Safety Instructions
11
Handling Sulfur Hexafluoride
13
Safety Precautions When Handling SF6
13
Oxygen Displacement
13
Mechanical Handling
13
Frostbite
14
Safety Precautions When Handling Used SF6
15
Transport at the Installation Site
16
Components Supplied
17
Scope of Supply (Standard)
17
Scope of Supply (Optional)
18
Transport and Storage
19
Transport and Handling
19
Storage
20
Installation
21
Preparing for Installation
21
Documentation
21
Checklist
21
Materials and Equipment to be Provided by Customer
24
Use of Auxiliary Materials and Supplies
24
Unpacking the Transport Units
24
Base Frame
25
Pole Column
25
Unpacking Pole Column with Composite Insulators
27
Unpacking Pole Column with Porcelain Insulators
28
Operating Mechanism
30
Preinstalling the Supports
31
Installing the Base Frame
32
Installing the Mechanism Brackets
33
Mounting the Operating Mechanism
34
Installing the Pole Columns
37
Erecting the Pole Columns
37
Positioning the Pole Columns
38
Aligning and Connecting the Pole Columns
40
Aligning and Connecting Pole Column B
41
Connecting the Drive Rod to the Drive Lever
42
Connecting the Drive Rod to Pole B
43
Connecting the Lever to the Connecting Rod for Pole C
45
Aligning and Connecting Pole Column a
46
Aligning and Connecting Pole Column C
47
Mounting the High Voltage Terminal Pads
48
Connecting the Cables
49
Earthing (Grounding) the Circuit Breaker
50
Commissioning
51
Density Monitor
51
Connecting the Cable
51
Checking the Operating Points of the Density Monitor
52
Filling the Pole Columns with Gas (Preparation)
54
Establish Gas Connections between Density Monitor and Pole Columns
55
Filling the Breaker with Gas
56
Checking the Anti-Condensation Heater
58
Connecting the Supply and Control Cables
58
Functional Testing
59
Test Operations
59
Measuring the Running Time of the Charging Motor
59
Measuring the Contact Resistance
60
Measuring the Operating Times
60
Checking Manual Operation
61
Manually Charging the Closing Spring
62
Checking the Anti-Pumping System
63
Checking the Functional Lockout
63
Operations Counter
63
Final Tasks
63
Troubleshooting
65
Electrical Switching Commands Are Not Correctly Executed
65
Mechanism Reconditioning Procedures
66
Replacing the Charging Motor
66
Replacing the Closing and Opening Coil
67
Replacing the Operations Counter
68
Replacing the Motor Limit Switch And/Or the Auxiliary Switch
69
Replacing the Density Monitor
71
Austausch einer Gasverbindung
73
Inspection and Maintenance
75
Ordering Accessories and Replacement Parts
77
Inspection
77
Visual Inspection
77
Anti-Condensation Heater
77
Checking Gas Pressure
77
Maintenance
78
Checking the Cable Connections
78
Checking the Connecting Linkage
78
Checking the Control Circuits
78
Checking the Gas Quality
79
Checking the Contact Resistance
79
Checking the Operating Times
79
Checking the Threaded Connections
79
Reconditioning
81
Reconditioning the Interrupter Chamber
82
Disconnecting the Interrupter Chamber from the Post Insulator
82
Removing the Double Motion System
84
Removing the Guide Shaft
85
10.1.3.1 Switchgear with 4031
85
10.1.3.2 Switchgear with 4040
86
Disconnecting the Making and Breaking Units
87
Reconditioning the Movable Contact System
87
Reconditioning the Fixed Contact
88
Lubricating the Interrupter Unit
88
Connecting the Making and Breaking Units
89
Mounting the Guide Shaft
91
10.1.9.1 Switchgear with 4031
91
10.1.9.2 Switchgear with 4040
92
Reconditioning the Holder
93
Installing the Double Motion System
94
Adjusting the Double Motion System
96
Connecting the Interrupter Chamber to the Post Insulator
97
Replacing the Adsorption Filter
99
Final Operations
100
Disassembling the Post Insulator and Crankcase
100
Disassembling the Opening Springs
101
Disassembling the Crankcase
102
End-Of-Life Management
105
Special Equipment (Optional)
107
Easycheck Density Monitor Unit
107
Functional Description
108
Operating Condition
109
Test Condition
110
Flexlink-Gas Connection
111
Setup of the Flexlink-Gas Connction
111
If Flexlink Gas Piping Is Already Installed
112
Flexlink Gas Piping Still Needs to be Installed
113
Exchange of Flexlink Gas Connections
114
A1 Description of the Equipment
117
A1.1 Purpose
117
A1.2 Main Components
117
A1.3 Operation
117
A2 Tools and Auxiliary Equipment
119
A2.1 Customer-Supplied Materials and Equipment for Installation
119
And Commissioning
119
A2.2 Materials
119
A2.3 Hoisting and Climbing or Lifting Equipment
119
A2.4 Tools, Test Equipment and Auxiliary Equipment
119
A2.4.1 Tool Recommendations
120
A2.5 Greases for Installation, Commissioning and Maintenance
123
A2.6 Locking Adhesives for Installation, Commissioning and Maintenance
124
A2.7 Measuring Devices for Checking Gas Quality
124
A2.8 Tools for Reconditioning
125
A2.9 Auxiliary Materials and Supplies
126
A3 Replacement Parts and Accessories
127
A3.1 Servicing Equipment
128
A3.2 Replacement of Arcing Contacts
129
A3.3 Replacement Parts for Installation Work on Post Insulator and Crankcase
129
A4 Handling Used Sulfur Hexafluoride
131
A5 Technical Description
133
Technical Data: Circuit Breaker Type GL 310-GL 311
133
Technical Data: Circuit Breaker Type GL 312 - GL 313
134
A5.3 Technical Data: Spring Operating Mechanism
135
A6 Slow Operation for Maintenance Purposes
137

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GE GL 312 F1/4031 P/VR Operating Instructions Manual (151 pages)

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