MS132-B stands for the compact and powerful series in 45 mm width for motor protection up to 15 kW (400 V) in railway applications. The equipment complies with current rail standards and is therefore suitable for installation in passenger areas and driving stands of trains that frequently travel in tunnels and underground. They offer reliable protection in the event of overload and short-circuit and have a disconnect function. The operation takes place via a stretch grip with clear switching position display I/TRIP/0, in addition MS132-B possess a short-circuit display. The rotary handle can be locked in the 0 position using a padlock. Auxiliary, signal and short-circuit signaling contacts as well as undervoltage and shunt releases can be mounted without tools, this accessory can also be used for MS165-B. 3-phase rails for 65 A or for 100 A and feed blocks for 25 mm² or 35 mm² permit the joint infeed of several motor circuit breakers. Protective housings as well as accessories for installation in control cabinets and doors complement the product range. MS132-B have tripping class 10, are temperature compensated and phase failure sensitive. They comply with the international railway standards IEC 60077 in the applicable parts, IEC 61373 (category 1, class B) for shock and vibration and the European safety standard EN 45545-2 for fire and smoke.
This text is machine translated.