Thermal relays

SIEMENS offers a variety of thermal relays with different sizes S00, S0, S2 and S3 with a power range from 5.5kW to 45kW with an intensity from 0.25 to 100A. These products have overload trip, tripping phase failure and phase unbalance. They also have to attach to contactor connection, setting the motor current, switch for automatic / manual res...

SIEMENS offers a variety of thermal relays with different sizes S00, S0, S2 and S3 with a power range from 5.5kW to 45kW with an intensity from 0.25 to 100A. These products have overload trip, tripping phase failure and phase unbalance. They also have to attach to contactor connection, setting the motor current, switch for automatic / manual reset and reset button, terminals, temperature compensation and high Stability aspects over time.

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Manufacturer Code Reference Catalog Number Description Delivery Price

3RB3046-2XX1

3RB3046-2XX1

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Overload relay 32...115 A Electronic For motor protection Size S3, Class 20E Stand-alone installation Main circuit: Straight-through transformer Auxiliary circuit: Spring-type terminal Manual-Automatic-Reset

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3RB3046-2XB0

3RB3046-2XB0

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Overload relay 32...115 A Electronic For motor protection Size S3, Class 20E Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset

3 View Availability View Price

3RU2146-4FD0

3RU2146-4FD0

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Overload relay 28...40 A Thermal For motor protection Size S3, Class 10 Contactor mounting Main circuit: Screw Auxiliary circuit: spring-type terminal Manual-Automatic-Reset

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3RU2146-4MB1

3RU2146-4MB1

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Overload relay 80...100 A Thermal For motor protection Size S3, Class 10 Stand-alone installation Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset

SIRIUS Innovations Thermal overload relay, motor protection, 80-100A, S3, Class10, independent mounting, screw connection

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3RU2146-4MB0

3RU2146-4MB0

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Overload relay 80...100 A Thermal For motor protection Size S3, Class 10 Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset

SIRIUS Innovations Thermal overload relay, motor protection, 80-100A, S3, Class10, contactor mounting, screw connection

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3RU2146-4JB0

3RU2146-4JB0

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Overload relay 45...63 A Thermal For motor protection Size S3, Class 10 Contactor mounting Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset

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3RU2146-4JB1

3RU2146-4JB1

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Overload relay 45...63 A Thermal For motor protection Size S3, Class 10 Stand-alone installation Main circuit: Screw Auxiliary circuit: Screw Manual-Automatic-Reset

3 View Availability View Price

3RB3046-1UX1

3RB3046-1UX1

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Overload relay 12.5...50 A Electronic For motor protection Size S3, Class 10E Stand-alone installation Main circuit: Straight-through transformer Auxiliary circuit: Spring-type terminal Manual-Automatic-Reset

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3RB3046-2XD0

3RB3046-2XD0

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Overload relay 32...115 A Electronic For motor protection Size S3, Class 20E Contactor mounting Main circuit: Screw Auxiliary circuit: Spring-type terminal Manual-Automatic-Reset

3 View Availability View Price

3RB3143-4XX1

3RB3143-4XX1

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Overload relay 32...115 A Electronic For motor protection Size S3, Class 5E...30E Stand-alone installation Main circuit: Straight-through transformer Auxiliary circuit: Spring-type terminal Manual-Automatic-Reset

3 View Availability View Price

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