66kv and 120kv outdoor lighting arresster for substation

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66kv and 120kv outdoor lighting arresster for substation
Posting date : Aug 15, 2008
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85-
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120kv lighting arrester Service system voltage : 110 kV Max system Voltage : 123 kV Rated voltage : 96 kV Nominal discharge currents (8/20s): 10 kA Max. Continuous operation voltage : 77 kV High current impulse (4/10s) : 100 kA Energy absorption capacity : 4.5 kJ /kV Ur Residual voltage (impulse 8/20s - Discharge current 10 - kA crest) : 256 kV Line discharge class : 2 Accessories: + Surge Counter + Support structure and earthing wire + Leakage current indicator. + Terminal connectors for conductor and earthing terminals + Tools for installation and maintenance 2 - 66KV Surge Arrester Standard: IEC - 99 - 4 Technical Parameters : Type : outdoor, metal-oxide surge arrester without gaps. Max Service system voltage : 72kV Nominal discharge currents (8/20s): 10 kA Residual voltage (LIWL 1.2/50s) : 192 kV Energy absorption capacity : 4.5 kJ /kV Ur Line discharge class : 2 Accessories: + Surge Counter + Support structure and earthing wire + Leakage current indicator. + Terminal connectors for conductor and earthing terminals + Tools for installation an

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