• Ranging from 3 HP to 20 HP • Contacts made of Electrolytic Copper with Double Break System, Ensure long life and Better Conductivity • No Volt coil and Contacts are immersed in oil, thus absorbs Coil Temperature and Sparking of Contacts. • No Volt coils are designed to withstand wide voltage fluctuations. • Bimetal Thermal type over load Relay • Transformer Oil - 2.25 Ltrs