Basic Insulation Level (BIL) definition

Basic Insulation Level (BIL) means reference voltage level expressed in peak (crest) voltage with standard 1.2/50 µs lightning impulse wave. Apparatus should be capable of withstanding test wave of basic insulation level or higher;
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Basic Insulation Level (BIL) means reference voltage level expressed in peak
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Examples of Basic Insulation Level (BIL) in a sentence

  • The Basic Insulation Level (BIL) of the circuit breaker and bushing shall be appropriate.

  • Basic Insulation Level (BIL) of various items of equipment and ratings of surge arresters for generating stations, lines and substations shall be decided on the following order of priority, namely:- Ensure safety to public and operating personnel; Avoid permanent damage to plant; Prevent failure of costly equipment; Minimize circuit interruptions; and Minimize interruptions of power supply to consumers.

  • Insulators and equipment insulation shall be of appropriate Basic Insulation Level (BIL) rating to coordinate with protective arrestors and the actual or operating conditions.

  • Basic Insulation Level (BIL) of various items of equipment and ratings of surge arresters for generating stations, lines and sub-stations shall be decided on the following order of priority, namely:- Ensure safety to public and operating personnel; Avoid permanent damage to plant; Prevent failure of costly equipment; Minimize circuit interruptions; and Minimize interruptions of power supply to consumers.