XGN High voltage switchgear
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XGN66-12 (Z) type fixed AC metal-enclosed switchgear
This type of switchgear is very small, only 50% of normal volume of switchgear. The circuit breakers and interlock mechanism are reliable and have good performance. The switchgear is within 3.6/7.2/12kV 3 phases AC 50Hz single bus bar indoor sets of devices, for receiving and distributing electric energy. It has the functions of circuit control, protection and monitoring.
The main technical parameters
No
project
unit
Technical parameters
1
Rated
voltage
kV
3.6, 7.2, 12
2
Rated
power frequency withstand voltage
kV
On the ground, white: 42:
Fracture: 85
3
Rated
lightning impulse withstand voltage
kV
On the ground, white: 75:
Fracture: 85
4
Rated
frequency
Hz
50
5
Rated
current
A
630, 1250,
6
Rated
short circuit breaking current (rms)
kA
20, 25, 31.5,
7
Rated
short-circuit current (peak)
kA
50, 63, 80,
8
Rated
dynamic current (peak)
kA
50, 63, 80
9
Rated
thermal stability current 4s (RMS)
kA
20, 25 , 31.5
10
Protection
class
IP2X
11
Dimensions
( rel×depth×height='auto' rea)
mm
900×1000×2300
12
weight
Kg
≈600
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