8DJH is hermetically enclosed maintenance free & compact gas insulated medium voltage ring main unit, factory-assembled & type tested according to IEC 62271-200.
Up to 17.5 kV 630A 25kA 1s or 21kA 3 and 24kV 630A 21kA 3s
8DJH is internal arc classified ring main unit according to IAC A FLR up to 21kA for 1sec arc duration.
8DJH ring main unit is used in public and industrial energy systems for secondary distribution & transformers protection including : load break switches, load break fused switches & circuit breakers.
With the integration of digital grid devices, protection relays, remote terminal units RTUs & motorized switches, 8DJH smart ring units are introduced to the modern & intelligent distribution networks ensuring full control & monitoring functions through various communication protocols.