Page 374 - Practical Power System and Protective Relays Commissioning
P. 374
management Required Duration Labor Technician Engineer Days Days 0 1 1 1 1 1=A 1 1 1=A 1=A and 1 1 1 2 1 1 1 2 1 1 1 2 33 A 1 1 1 1 1 1 angle of 1 1 1 1 1 1 B 1 1 1 B 1 1 1 1 1 1
resources continuity, trays SWG operation of
and cable 220 kV check relays REF
time cables, test and and and test
for measurement control charges charge 500 panels relays relays EF port regulator
Example inspection and battery and test control protection EF and O/C element relays protection and O/C differential voltage
Substation Activity General resistance Earth services Power test insulation and Batteries discharge Battery charger Battery and Relays differential Line Directional directional EF and O/C failure Breaker Transformer Transformer Automatic
23.1 of
TABLE Number 1 2 3 4 4.1 4.2 5 5.1 5.2 5.3 5.4 5.5 5.6 5.7
