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Power distribution unit
cgm.3 Series
Ormazabal cgm.3 Series User Manual
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Table of Contents
Default Chapter
3
Table of Contents
3
1 Description and Main Characteristics
5
Cubicle Elements
6
Voltage Presence Indication Unit
13
Ekor.sas - Acoustic Grounding
14
Prevention Alarm Unit
14
Nameplate
14
Mechanical Characteristics
16
2 Transport
17
Lifting Methods
17
Location of Documentation and Accessories During Transport
19
P Modules
19
L and V Modules
20
3 Storage
21
4 Installation
22
Unpacking the Equipment
22
Civil Engineering Works
23
Recomended Cable Trenchs
24
Cubicles with Gas Tank Internal Arc up
24
Cubicles with IAC Internal Arc up
28
Fastening to the Floor
31
Floor Fastening on a Profile
31
Fastening to the Floor by Anchoring
31
Connecting the Cubicles
36
Grounding the Equipment
36
Cable Connection
37
5 Recommended Sequence of Operations
38
Checking Voltage Presence and 5.10. Phase Balance
38
Operating Levers
40
Lever for B, BR-A, AV and RAV Driving
40
Mechanisms
40
Spring Charging Lever for Cgm.3-V
40
Cgm.3-L Cubicle
41
Opening Operation from
41
The Grounded Position
41
Switch Closing Operation from
42
The Open Position
42
Opening Operation from the Switch-Disconnector Closed Position
43
Grounding Operation from
44
The Open Position
44
Cable Test
44
Cgm.3-S Cubicle
45
Switch-Disconnector Closing Operation
45
Switch-Disconnector Opening Operation
46
Cgm.3-S-Ptd Cubicle
47
Opening Operation from
47
The Grounded Position
47
Closing Operation from the Open Position
48
Opening Operation from the Switch-Disconnector Closed Position
49
Grounding Operation from
50
The Open Position
50
Cgm.3-S-Pti Cubicle
51
Opening Operation from
51
The Grounded Position
51
Closing Operation from the Open Position
52
Opening Operation from the Switch-Disconnector Closed Position
53
Grounding Operation from
54
The Open Position
54
Cgm.3-P Cubicle
55
Opening Operation from the Grounded
55
Position
55
Switch-Disconnector Closing Operation from the Open Position (Using the BR-A Driving Mechanism)
56
Opening Operation from the Switch-Disconnector Closed Position
57
Grounding Operation from
58
The Open Position
58
Fuse Replacement Sequence
59
Selection of Recommended Fuses
63
Cgm.3-Rb with Grounding
64
Opening Operation from
64
The Grounded Position
64
Grounding Operation from
65
The Open Position
65
Cgm.3-V Cubicle with Driving
66
Mechanism a(M)V or RA(M)V
66
The Grounding Position
66
Closing Operation from the Open Position
68
Opening Operation from
71
The Closed Position
71
Grounding Operation from
73
The Open Position
73
6 Safety Elements
75
Earthing Prevention Acoustic Alarm Unit
75
Interlocks
75
Locking with a Padlock
76
Locking with a Key Lock (Optional)
76
7 Maintenance
77
Voltage Presence Indicator Test
77
Acoustic Grounding Prevention Alarm Test
78
Connecting the Ekor.sas Unit
79
Specific Maintenance for the Cgm.3-V Cubicle
79
Replacement of Contact
80
Inspection Camera
80
8 Spares and Accessories
85
9 Environmental Information
87
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Ormazabal cgm.3 Series Specifications
General
Brand
Ormazabal
Model
cgm.3 Series
Category
Power distribution unit
Language
English
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