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Motor Protection & Motor Starters

ABB MS132-20LC LAMP CIRCUIT BREAKER 16 ... 20 A MS132-20LC

Product Code: MS132-20LC

The MS132-20LC lamp circuit breaker is a compact 45 mm width device with a rated operational current of Ie = 20.0 A. This device is used to manually switch on and off lamp loads (typically LED lamps or loads with similar characteristics) and to protect them reliably and without the need for a fuse from short-circuits, overload and phase failures. The lamp circuit breaker offers a rated service short-circuit breaking capacity Ics = 50 kA at 400 VAC. Further features are the build-in disconnect function, temperature compensation, trip-free mechanism and a rotary handle with a clear switch position indication. The lamp circuit breaker is suitable for three- and single-phase applications. The handle is lockable to protect against unauthorized changes. Auxiliary contacts, signaling contacts, undervoltage releases, shunt trips, 3-phase bus bars, power in-feed blocks and terminal spacers are available as accessory.

Technical Specifications

Brand ABB
Actuator Type Rotary Handle
Breaking Capacity 230V AC - Icu (kA) 50
Breaking Capacity 400V AC - Icu (kA) 50
Current Setting Range (A) 16 - 20
Degree of Protection IP20
Design of Control Element Turn Button
Dimensions (mm) 45W x 97.8H x 86.55D
Indication On/Off/Trip
Main Circuit Electrical Connection Screw Connection
No. of Poles 3
Operational Temperature Range (°C) -25 to +70
Overload Release Current Setting (A) 16
Phase Failure Sensitive Yes
Pollution Degree 3
Rated Instantaneous Short-Circuit Current - Ii (A) 150
Rated Insulation Voltage (V) 690
Rated Operational Current (A) 20
Rated Operational Voltage AC (V) 400
Rated Uninterrupted Current - Iu (A) 20
Series MS132
Standards and Approvals IEC/EN 60947-1, IEC/EN 60947-2
Storage Temperature (°C) -50 to +80
Switching Type Thermomagnetic
Terminal Type Screw terminals
Thermal Overload Protection Yes

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