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IPHT-10-145/550

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Composite hollow insulators are intended for general use (unpressurized) or for use with a permanent gas pressure (pressurized). They are intended for use in both outdoor and indoor electrical equipment operating on alternating current with a rated voltage greater than 1000 V and a frequency not greater than 100 Hz or for use in direct current equipment with a rated voltage greater than 1500 V.




  IPHT-10-145/550
Rated voltage, kV 145
Full lightning impulse testing voltage, not less, kV 550
Minimal bending failure, kN, not less (in the entire operating temperature range) 10

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