DC Type – Disc Suspension Tempered Glass Insulator
Model IEC Type Drawing No. Ø D (mm) Spacing H (mm) Creepage Dist. (mm) Coupling Ø (mm) Mech. Failing Load (kN) Mech. Routine Test (kN) DC Dry W‑Withstand (kV) DC Wet W‑Withstand (kV) Lightning Impulse W‑Withstand (kV) Impulse Overvoltage W‑Withstand (p.u.) SF₆ Puncture W‑Withstand (kV) Radio Interference (10 kV, 1 MHz) (µV) Corona Test (pin & cap) (kV) Net Wt….