Type C Double Pole 10kA - System Pro M Compact Type C characteristic offers short circuit response of 5-10 x normal rated current, making it ideal for circuits with higher inrush currents such as motor control and fluorescent lighting installations in industrial buildings where nuisance tripping might occur if a faster type was used. DIN rail mounting Complies with BS EN 60898 Operating temperature range of -25°C to +55°C Standard 35mm width Max. operating voltage 440Vac ABB System Pro M Single & Double Pole MCB's Note The Classic & System pro M product cannot be intermixed and do not share common accessories. System pro M products can only be fitted to new style Protecta distribution boards,see typically stock no. 539-1553.