Disc Insulators (T & C, B & S Type)

Disc Insulators (T & C, B & S Type)

Standard Particulars

Drawing No			SC-D-1106 B70
Diameter		MM	255
Spacing		MM	145
Total Creepage Distance		MM	320
Combined Electro Mechanical Strength		KN	70
Power Frequency one minute	Wet	kV	40
Withstand Voltage	Dry	kV	55
Impulse withstand Voltage	Negative	kVp	100
	Positive	kVp	90
Power Frequency Flash over	Wet	kV	55
Voltage	Dry	kV	65
Impulse Flash over Voltage	Negative	kVp	110
	Positive	kVp	100
Puncture Voltage		kV	105
Radio Influence(Test voltage RMS to Ground)		kV	10
Voltage Data(Max R1 V at 1Mhz)		μV	50
Tongue and Clevis Type			16mmB
Net Weight (approx)		Kgs	5.5

Specification as per IS: 731, BS:EN 60383, IEC: 383.