Rockwill Electric Group
SM6-12/24/36 AIS Switchgear
China SM6-Moule type RMU with SF6 load switch as main switch. It characters in its simple structure, flexible operation, reliable interlocking and convininent installation etc. ...

Detailed description

  • Description
  • Technical data

General

SM6-Moule type RMU with SF6 load switch as main switch, for whole cabinet is suitable for electric distribution automation and compact also expandable metal close switchgear. It characters in its simple structure, flexible operation, reliable interlocking and convininent installation etc. It also can be assembly with RCB series VCB with permanet magnet mechanism.

No
Item
Unit
Parameter
1
Rated voltage
kV
12
24
36
2
Rated current
A
630/800
3
Rated frequency
Hz
50/60
4
1min Power frequency withstand voltage
wet
kV
38
50
70
dry
kV
48
60
80
5
Lightning impulse withstand voltage Common value
kV
75
125/150
125
6
Rated transfer current
A
1700
1200
800
7
Rated active load and close circuit breaking current
A
63
50
50/40
8
Rated cable charge breaking current
A
50 and 10
9
Rated short circuit breaking current
kA
80
63
50/40
10
Rated short circuit making current (peak)
kA
63
50
63
50
11
Short time (2s) withstand current, load switch/earth
kA
25/20
20/20
25/20
20/20
12
Rated withstand current (peak)
kA
80
63
50/40
13
Mechanism life
Times
5000
2000
2000
Remarks * Rated current of combination of switch and fuse decided by the fuse current.
No
Item
Unit
Parameter
1
Rated voltage
kV
12
24
36
2
Rated current
A
630/800
3
Rated frequency
Hz
50/60
4
1min Power frequency withstand voltage
wet
kV
38
50
70
dry
kV
48
60
80
5
Lightning impulse withstand voltage Common value
kV
75
125/150
125
6
Rated transfer current
A
1700
1200
800
7
Rated active load and close circuit breaking current
A
63
50
50/40
8
Rated cable charge breaking current
A
50 and 10
9
Rated short circuit breaking current
kA
80
63
50/40
10
Rated short circuit making current (peak)
kA
63
50
63
50
11
Short time (2s) withstand current, load switch/earth
kA
25/20
20/20
25/20
20/20
12
Rated withstand current (peak)
kA
80
63
50/40
13
Mechanism life
Times
5000
2000
2000
Remarks * Rated current of combination of switch and fuse decided by the fuse current.

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