Product information

Air-insulated medium-voltage switchgear for secondary distribution

SIMOSEC switchgear is a factory-assembled, type-tested, three-phase, metal-enclosed, indoor switchgear according to IEC 6271-200 and GB 3906 for single busbars.
SIMOSEC

- Up to 24 kV, 25 kA, 1250 A busbar, 1250 A feeder
- Metal-enclosed
- Single-busbar
- Air-insulated technology combined with gas-insulated switching functions
- Factory-assembled, routine-tested according IEC 62 271-200
- Type-tested according IEC 62 271-100, -200
 

Customer's Benefit:
    - Security of Operation, Reliability    
    - Personal Safety    
    - Compactness    
    - Economy, Ecology    

Rated voltage
 kV
7.2 
12 
 15
17.5
24(25)
Rated frequency
Hz
50/60
50/60
50/60
50/60
50/60
Rated short-duration power-frequency withstand voltage
kV
20
28(42)**
36
38
50
Rated lightning impulse withstand voltage
kV
60 
75
95
95
125
Rated short-time withstand current, 3s
kA
21
21
21
21
21
Rated short-circuit withstand current, 2s
kA
25
25
25
25
25
Rated peak withstand current 
kA
63, 65 
63, 65 
63, 65 
63, 65 
63, 65
Rated short-circuit breaking current
kA
31.5
31.5
31.5
31.5
25
Rated short-circuit making current
kA
63, 65
63, 65
63, 65
63, 65
63, 65
Rated normal current of busbar Standard
- Option

A
630
800/1250
630
800/1250
630
800/1250
630
800/1250
630
800/1250
Rated normal current of feeder
(depending on panel type)
A
1250*
1250*
1250*
1250*
1250*
Degree of protection - Primary part
Degree of protection - Secondary part 
 
IP65
IP3X 
IP65
IP3X 
IP65
IP3X 
IP65
IP3X 
IP65
IP3X 
Dimension
- Height (standard)
- Heights with low-voltage compartment,
350/500 mm high 

mm
mm


1750
2100/2300

1750
2100/2300
 

1750
2100/2300


1750
2100/2300


1750
2100/2300

*   Maximum value
** As design option, on request according to some national requirements (e.g.: GOST, GB, …)
Classification according to IEC 62271-200
 
Partition Class:
PM (metallic partition)
Loss of service continuity category panels:
- R, T, L, M(VT)
- M, H, K

LSC 2
LSC 1
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