Heavy Current OIP transformer bushing is mainly used as current carrier of outdoor large capacity bus oil immersed power transformer or sealed.
Fig. 1 Electrical and technical data
Rated
Voltage
kV
Nominal
System
Voltage
kV
Max. phase
Operation
Voltage
kV(r.m.s)
60S power
Frequency
Test voltage
kV(r.m.s)
Full wave
Lighting
Impulse Test
voltage
kV(peak)
Chopped wave
Lighting
Impulse test
Voltage
kV(peak)
Bending
Load
N
40.5
35
23.5
95
200
220
3150
24
20
14
60
125
144
3150
Designation :
Type character : BR OIP condenser transformer bushing
Structure: L CT is available, 1,2,3means different length for installing CT
Anti-pollutior type: W Anti-pollutior type (the level is indicated at the end), none for normal type . 1,2,3means design serial number
Additional performance code : For outdoor part
2 the min. creepage distance is 20mm/kV, middle pollution area
3 the min. creepage distance is 25mm/kV, heavy pollution area
4 the min. creepage distance is 31mm/kV, extra severe pollution area
Operation condition:
Altitude ≤1000m
Ambient condition: 40~ +40 (DB45)
Mounting angle: Vertically, Horizontal
Free of chemical gas, extreme contamination and salt fog area
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