HV glass suspension insulator U70BS

The suspended glass insulator U70BS is used for insulation and wires and thunder-proof cables fastening on power transmission lines, in switchgears in electrical power system with 1000 V and 100 Hz.

It is used at the range of -60 °C  + 50 °C.

Class IEC1 U70BS
Class GOST2 ПС 70 Е 212V
Minimum mechanical failing load, kN 70
Minimum mechanical residual strength, kN3 56
Diameter of the insulating part, (D), mm 255
Spacing, (H), mm 127
Nominal creepage distance, mm 320
Ball and socket coupling (d), mm4 16
Puncture voltage in insulating medium, kV5 130
Dry lightning impulse withstand voltage, kV5
(a. One unit, +/- , kV)
105/105
Dry lightning impulse withstand voltage, kV5
(b. Short standard string (5 units), kV)
400/400
Wet power-frequency withstand voltage, kV 5
(a. One unit, kV)
40
Wet power-frequency withstand voltage, kV 5
(b. Short standard string (5 units), kV)
185
Power frequency withstand voltage, dry, kV 70
Power frequency withstand voltage, wet, kV 40
Radio interference voltage, dB/kV 60/20 86/25
Zinc coating mass, not less than, g/m2 600
Weight, kg 3,6

1 in accordance with IEC 60305 standard
2 in accordance with GOST 27661
3 in accordance with IEC 60797 standard
4 in accordance with IEC 60120 standard
5 in accordance with IEC 60383-1 standard
6 in accordance with IEC 60437 standard

* There are also lot's of other options in the template administrator like colors, etc., however due to their complexity i didn't added them in the demo panel.
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