Dielectric Strength:
Between Contact and Coil: 2,500VAC, 1Minute/ Between Poles: 2,000VAC 1Minute/Between Contact of the Same Pole: 1,000VAC, 1minute یا Between live and dead parts: 2,000V AC, 1 minute/Between contact circuit and operating coil: 2,000V AC, 1minute/Between contact circuit : 2,000V AC, 1minute/Between contact of the same pole: 1,000V AC, 1minute