doing pressure test on main busba
power solvent 20this liquid was used to removed dirt(carbon) at circuit breaker compartment and busbar contact and surface.
120 ohm thermostat
33kv main busbar
potetial transformer fuserating: 36 kv, 3.15A , model: ABGNA 7/92
connection of potential transformer
PT fuse holder
PT fuse holder contactthis part was connected between PT fuse and cable busbar
current tranformer (CT)
CT function is to step down current charge in cable busbar to set current.
Potential Transforment (PT) compartment
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