8DJH With Siemens cooperation download

Medium Voltage Switchgear for Secondary Distribution System Up to 24KV, Gas Insulated



8DJH switchgear is factory-assembled, type-tested, 3-pole metal-enclosed, single-busbar switchgear for indoor installation:

Typical uses

8DJH switchgear is used – even under severe ambient conditions – for power distribution in secondary distribution systems, such as
Substations, customer transfer substations, distribution substations and switching substations of power supply and public utilities
Industrial plants, such as:



8DJH switchgear is classified according to IEC/EN 62271-200 /VDE 0671-200.
Design and construction

Partition class PM (partition of metal)
Loss of service continuity category for
panels or panel blocks
– With HV HRC fuses (T, H) LSC 2A
– Without HV HRC fuses (R, L, ...) LSC 2B
Accessibility to compartments (enclosure)
– Busbar compartment – Non-accessible
– Switching-device compartment – Non-accessible
– Low-voltage compartment (option) – Tool-based
– Cable compartment for panels or panel blocks
– With HV HRC fuses (T) – Interlock-controlled
– Without HV HRC fuses (R, L, ...) – Interlock-controlled
– Only cable feeder (K) – Tool-based
– Metering panels (air-insulated) (M) – Tool-based

Internal arc classification (option)

Designation of the internal arc classification IAC Rated voltage 7.2 kV to 24 kV
IAC class for
– Wall-standing arrangement (standard) IAC A FL
– Free-standing arrangement (option) IAC A FLR
Type of accessibility A Switchgear in closed electrical
service location, access “for
authorized personnel only”
(according to IEC / EN 62271-200)
– F Front
– L Lateral
– R Rear
(for free-standing arrangement)
Arc test current Up to 21 kA
Test duration 1 s

Modular design

Extremely low “life-cycle costs” throughout the entire product service life thanks to:


Quality and environment

Personal safety