Abb MS132 motor circuit breaker 80-12A 3P 100kA, 2.5M DIN EP 981 5
Abb MS132 80-12A motor protection, efficient protection for motors up to 5.5 kW, with breaking power up to 100kA and precise regulation, with the following features:
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Adjustment range: 8 - 12 A
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Interrupting power: 100 kA at 230 V
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Compatible with motors: up to 5.5 kW at 400 V (AC-3)
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Status indication: ON / OFF / TRIP
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Mounting: DIN rail 2.5 modules (45 mm)
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Overload and short-circuit protection
Abb motor saver maximum protection for your motor
The Abb motor saver is a compact and reliable circuit breaker designed to protect three-phase electric motors from overloads, short circuits and phase failure. The device cuts off the power supply promptly in the event of excessive absorption, ensuring the safety of the motor and the system.
Performance and Safety Abb
Equipped with an interrupting power of 100 kA, the MS132 provides effective protection even under extreme fault conditions. Precise adjustment between 8 and 12 A allows it to adapt to a wide range of electric motors. The product complies with international IEC/EN standards and is suitable for industrial and civil environments.
Simple and versatile installation
Thanks to the front rotary knob, DIN rail mounting and compactness (only 2.5 modules), installation of the motor saver is quick and easy even in small spaces. Screw terminals accept various types of wiring.
Recommended applications
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Three-phase motor protection up to 5.5 kW
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Industrial plants with dynamic loads
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Automation and electrical distribution boards
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Protection against short circuits and phase failure
Technical Specifications Abb motor protection
| Adjustable current | 8 - 12 A |
|---|---|
| Supported motor power (400V AC-3) | 5.5 kW |
| Rated current (Ie) | 12 A |
| Rated voltage (AC/DC) | 690 V AC / 250 V DC |
| Breaking capacity | 100 kA @ 230 V |
| Actuator type | Rotary knob |
| Poles | 3 |
| DIN modules | 2,5 |
| Mounting | DIN rail |
| Degree of protection | IP20 (housing), IP10 (terminals) |
| Electrical service life | 50,000 cycles |
| Mechanical durability | 100,000 cycles |
| Operating temperature | -25 °C TO +70 °C |
| Insulation voltage (Ui) | 690 V |
| Impulse withstand voltage (Uimp) | 6 kV |
| Dimensions (W x H x D) | 45 x 97.8 x 86.55 mm |
Data sheet
- Type: Motor protection
- Modules: 2.5
- Poles: 3P
- Breaking capacity: 100KA
- Amps: 8.0-12A
: 1

