| Customization: | Available |
|---|---|
| Certification: | ISO9001 |
| Shell Material: | Galvalume |
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The IESIS-12 solid insulated RMU switchgear is a fully insulated, fully sealed, maintenance-free solid insulated vacuum switchgear. It features a simple structure, flexible operation, reliable interlocking, and convenient installation. It is suitable for 50Hz, 12kV power systems and is widely used in industrial and civil cable networks as well as distribution network terminal projects for the reception and distribution of electrical energy.
This switchgear is particularly suited for power distribution in urban residential areas, small substations, switch rooms, cable branch boxes, box-type substations, industrial and mining enterprises, shopping malls, airports, subways, wind farms, hospitals, stadiums, railroads, tunnels, and other similar environments.
|
ITEM
|
Unit
|
Parameters
|
|
|
Rated voltage
|
kV
|
12
|
|
|
Rated current
|
A
|
630
|
|
|
Rated short-time withstand current (4S)
|
kA
|
25
|
|
|
Rated peak withstand current
|
kA
|
50
|
|
|
Rated short circuit breaking current (peak)
|
kA
|
50
|
|
|
Rated active load breaking current
|
A
|
630
|
|
|
Rated closed-loop breaking current
|
A
|
630
|
|
|
Rated cable charging and breaking current
|
A
|
10
|
|
|
Combined electrical rated breaking transfer current
|
A
|
3700
|
|
|
1minute Frequency withstand voltage
|
Phase to ground/phase to phase spacing
|
kV
|
42
|
|
Vacuum break
|
42
|
||
|
Isolation distance
|
48
|
||
|
Impulse Withstand voltage
|
Phase-to-ground/phase to phase spacing
|
kV
|
75
|
|
Vacuum break
|
75
|
||
|
Isolation distance
|
85
|
||
|
Mechanical life
|
breaker
|
Time
|
10000
|
|
isolatio knife
|
3000
|
||
|
Ingress Protection Rating
|
IP4X
|
||
|
Enclosure protection level
|
IP4X
|
||
|
Partial discharge
|
pC
|
≤20(1.2Ur)
under
measurement
|
|
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