11kV High voltage U40B 40kN ball socket type disc porcelain insulator

U40B/52-1 disc Ceramic isolators

Product Detail

U40B详情1

Ball and socket type suspension porcelain insulators( IEC Class )
Type		XP-40
IEC Class		U40B
Coupling size		16
Dimensions
Diameter(D)	mm	190
Spacing(H)	mm	140
Leakage distance	mm	200
Mechanical Values
Combined M&E strength	kn	40
Impact strength	N.m	5
Routine proof test load	kn	20
Electrical Values
power frequency dry withstand voltage	kv	55
power frequency wet withstand voltage	kv	30
Dry lightning impulse withstand voltage	kv	75
Power frequency puncture voltage	kv	90
Radio influence Voltage Data
Test voltage RMS to ground	kv	7.5
Maximum RIV at 1000kHz	μv	50
Packing and Shipping Data
Net weight,approximate	kg	2.8