Fixed-Mounted Circuit-Breaker Switchgear                        Type 8DJH ST E

Fixed-Mounted Circuit-Breaker Switchgear Type 8DJH ST E
Product information

Gas-insulated medium-voltage switchgear for primary distribution

Fixed-mounted circuit-breaker switchgear 8DJH ST E is a factory-assembled, type-tested, three-pole, metal-clad, SF6 insulated switchgear for single busbar applications. 8DJH ST E switchgear is used in primary power distribution for Utilities, Switching substations, Infrastructure and Industrial applications.

8DJH ST E switchgear is used in primary power distribution for Utilities, Switching substations, Infrastructure and Industrial applications e.g. in

- Automotive
- Buildings and Commercial installations
- Cement
- Chemicals
- Food and beverages
- Mining
- Pharmaceuticals
- Power Utilities
- Pulp & Paper
- Shipbuilding

Technical data

 
 
Rated voltage
 12 kV
Rated frequency
50 Hz
Rated short-duration power-frequency withstand voltage
28 kV   1)
Rated lightning impulse withstand voltage
75 kV   1)
Rated peak withstand current
65.75 kA
Rated short-circuit making current
65.75 kA
Rated short-time withstand current 3s
26.3 kA
Rated short-circuit breaking current
26.3 kA
Rated normal busbar current
1250 A
Rated normal feeder current
1250 A
Degree of protection
Gas vessel: IP67
Switchgear enclosure : IP4X
Partition class
PM
Loss of service continuity
LSC 2
Internal arc classification
IAC A FLR 26.3 kA, 1 s
Dimension
- Width
- Depth
- Height 

500 mm
1100 mm
2550 mm

1) BIL 38kV/95kVp available optionally

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