Electric Motor Protection | Circuit Breaker | RS
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    Motor Protection

    Motor protection is used to prevent damage to an electrical motor and to reduce the incidence of problems such as internal faults and abnormal conditions. The type of motor protection you choose will depend on the size of motor you need it for and the voltage level required.

    What does motor protection do?

    Motor protection units protect against various types of damage that can occur within a motor, such as problems arising from vibration or excess torque. Motor protection units also take care of other mechanical limitations like startup frequency management, and control operating characteristics like voltage, phases and short-circuit current availability.

    What is motor protection used for?

    Motor protection is mainly used to manage and protect synchronous and asynchronous motors. They can also be used for circuit breakers (devices used for stopping the electric current as a safety measure) and motors in a variety of drive applications, such as motor drives for pumps, fans, compressors, mills and crushers.

    580 Products showing for Motor Protection

    Siemens
    1.1 → 1.6 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV2
    -
    Current
    45mm
    97mm
    97mm
    -20°C
    +60°C
    20 → 690 V
    Extended product life, Saves energy
    Yes
    -
    100 kA
    3
    Screw
    Siemens
    10 → 16 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV2
    -
    Current
    45mm
    97mm
    97mm
    -20°C
    +60°C
    20 → 690 V
    Extended product life, Saves energy
    Yes
    -
    100 kA
    3
    Screw
    Siemens
    1.1 → 1.6 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV2
    -
    -
    97mm
    45mm
    91mm
    -20°C
    +60°C
    690 V
    Extended product life, Saves energy
    Yes
    -
    100 kA
    3
    Screw
    Siemens
    1.8 → 2.5 A
    SIRIUS 3RV
    Circuit Breaker
    690 V
    S00
    -
    3RV2
    -
    -
    97mm
    45mm
    91mm
    -20°C
    +60°C
    690 V
    Extended product life, Saves energy
    Yes
    -
    100 kA
    3
    Screw
    Siemens
    2.2 → 3.2 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV2
    -
    Current
    45mm
    97mm
    97mm
    -20°C
    +60°C
    20 → 690 V
    Extended product life, Saves energy
    Yes
    -
    100 kA
    3
    Screw
    Siemens
    25 A
    SIRIUS 3RV
    Magnetic Control Unit
    690 V
    3RV2
    -
    3RV2
    -
    -
    -
    -
    -
    -
    -
    -
    Extended product life, Saves energy
    Yes
    -
    -
    -
    -
    Siemens
    40 A
    SIRIUS 3RV
    Circuit Breaker
    690 V
    -
    -
    3RV2
    -
    -
    97mm
    45mm
    91mm
    -20°C
    +40°C
    -
    Extended product life, Saves energy
    Yes
    -
    2 kA
    -
    Screw
    Siemens
    Maximum of 16 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV2
    -
    -
    45mm
    96.9mm
    97mm
    -
    -
    -
    Extended product life, Saves energy
    Yes
    -
    -
    -
    -
    Siemens
    7 → 10 A
    SIRIUS 3RV
    Circuit Breaker
    690 V
    -
    -
    3RV2
    -
    -
    97mm
    45mm
    91mm
    -20°C
    +60°C
    690 V
    Extended product life, Saves energy
    Yes
    -
    4 kA
    -
    Screw
    Siemens
    20 → 25 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV2
    -
    -
    -
    -
    -
    -
    -
    -
    Extended product life, Saves energy
    Yes
    -
    -
    -
    -
    Siemens
    20 A
    SIRIUS 3RV
    Circuit Breaker
    690 V
    -
    -
    3RV2
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Siemens
    36 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV2
    -
    -
    97mm
    45mm
    91mm
    -
    -
    -
    Extended product life, Saves energy
    Yes
    -
    -
    -
    -
    Siemens
    25 A
    SIRIUS 3RV
    -
    690 V
    SIRIUS
    -
    3RV2
    -
    Current
    -
    -
    -
    -
    -
    -
    Extended product life, Saves energy
    Yes
    -
    -
    -
    -
    Siemens
    32 A
    SIRIUS 3RV
    Magnetic Control Unit
    690 V
    3RV1
    -
    3RV1
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Siemens
    10 → 16 A
    SIRIUS 3RV
    Circuit Breaker
    20 → 690 V
    -
    -
    3RV2
    -
    -
    97mm
    45mm
    91mm
    -20°C
    +60°C
    690 V
    Extended product life, Saves energy
    Yes
    -
    4 kA
    3
    Screw
    Siemens
    10 A
    SIRIUS 3RV
    -
    690 V
    SIRIUS
    -
    3RV2
    -
    Current
    -
    -
    -
    -
    -
    -
    Extended product life, Saves energy
    Yes
    -
    -
    -
    -
    Siemens
    7 → 10 A
    SIRIUS 3RV
    Circuit Breaker
    690 V
    Circuit Breaker SZ S0
    -
    3RV2
    -
    -
    45mm
    96.9mm
    97mm
    -20°C
    +60°C
    690 V
    Extended product life, Saves energy
    Yes
    -
    4 kA, 6 kA, 10 kA, 42 kA, 100 kA
    3
    Screw
    Siemens
    4.5 → 6.3 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV2
    -
    -
    45mm
    96.9mm
    97mm
    -20°C
    +60°C
    690 V
    Extended product life, Saves energy
    Yes
    -
    100 kA
    3
    Screw
    Siemens
    1.1 → 1.6 A
    SIRIUS 3RV
    Circuit Breaker
    -
    -
    -
    3RV1
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Siemens
    2.8 → 4 A
    SIRIUS 3RV
    Circuit Breaker
    690 V
    -
    -
    3RV2
    -
    -
    109mm
    45mm
    91mm
    -20°C
    +60°C
    690 V
    Extended product life, Saves energy
    Yes
    -
    100 kA
    3
    Screw
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