Design Features
Totally insulated body of phenolic molding non-hygroscopic giving
improved mechanical strength.
Easy fuse replacement-fuse link self locating in fuse clip.
Provision is made to seal the unit against unauthorized access.
Clip spring in the fuse clip ensures high pressure contact.
Wiping action ensures low resistance with tin plated base contact.
All phase terminals are shrouded by fixed shield which is part of
molding.
The phase terminals can accommodate two outgoing and two incoming
cables rangings from 6 mm2 to
35mm2.
It can accommodate fuses as per B. S. 1361-1971, In a comprehensive
range of ratings from 15 Amps. to
60 80 100 Amps.
System Parameter
Nominal system voltage: 400/230V, 3ph Neutral.
System highest voltage: 440/250V, 3ph Neutral.
System frequency: 50Hz.
Method of earthing: Solidly earthed neutral at
substations.
System fault level: 5KA.