Monday, 22 April 2013

Service Conditions for 11KV MetalClad Switchgear according to WAPDA Specification P-44:96

Ambient Temperature:
Maximum Temperature    50 deg. C
Maximum Mean over an hour    45 deg. C
Mean in any year   30 deg. C
Minimum Temperature - 10 deg. C

Relative Humidity:
Relative Humidity may range upto 100%.

Altitude:
Installation upto 1000m above sea level.

Supply System:
The Switchgear shall be suitable for installation in 11KV three phase AC supply system of the following characteristics:

Nominal Voltage 11KV
Rated Voltage 12KV 
Frequency  50Hz

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