> Line Post Insulators (ANSI)

Cat. No. 4011 4013 4015 4017 4019 Fig. 1 1 1 1 1 Class ANSI 57-11 57-12 57-13 57-14 57-15 Main Dimensions (mm) H 254 330 419 495 571 D 152 165 171 184 190 R1 - - - - - R2 - - - - - H1 - - - - - H2 - - - - - d 102 102 102 102 102 Nominal Voltage (kV) - - - - - Creepage Distance (mm) 355 558 736 1016 1143 Dry Arcing Distance (mm) 165 241 311 368 438 Cantilever Strength (kN) 12.5 12.5 12.5 12.5 12.5 Critical Impulse Flashover Voltage Positive (kV) 130 180 210 255 290 Negative (kV) 155 205 260 340 380 Power-frequency Withstand Voltage Dry (kV) - - - - - Wet (kV) - - - - - Power-frequency Flashover Voltage Dry (kV) 80 110 125 150 175 Wet (kV) 60 85 100 125 150 Lighting Impulse Withstand Voltage (kV) - - - - - Test Voltage to Ground (kV) 15 22 30 44 44 Maximum RIV at 1000kHz (uV) 100 100 200 200 200 Quantity of Shed 4 6 8 10 12 Weight (kg) - - - - - Fired Blank: White Glazed

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