Main dimensions and standard particulars Class (BS): P-11-Y,P-15-Y,P-20-Y,P-33-Y Main dimensions (H): 133-244/mm Main dimensions (D): 140-279/mm Nominal voltage: 11-33/kV Creepage distance: 240-630/mm Minimum flashover voltage power-frequency Dry: 75-135/kV Minimum flashover voltage Power-frequency Wet: 45-85/kV Minimum flashover voltage 50% impulse Positive: 100-185/kV Minimum flashover voltage 50% impulse Negative: 110-205/kV Withstand voltage One minute Power-frequency Dry: 65-110/kV Withstand voltage One minute Power-frequency Wet: 40-75/kV Withstand voltage impulse: 110-150/kV Radio-influence voltage date test voltage to ground: 15-30/kV Radio-influence voltage date Maximum RIV at 1000kHz: 8000-16000/μV Power-frequency puncture voltage: 135-185/kV Cantilever failing load: 11-13/kN Weight: 1.8-11.5/kg
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