Siemens Circuit breaker size S3 for motor protection

Siemens

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Description

The SIRIUS circuit breaker 3RV2041-4KA10 from Siemens in size S3 is a compact, current-limiting circuit breaker for load feeders up to 37 kW at AC-3/400 V. Due to a short-circuit protection of 975 A and an adjustable overload protection of 57-75 A, the circuit breaker is ideally suited for the protection of motors.

Specifications

General data

Design: Circuit breakers for motor protection

Trip class: CLASS 10

Number of poles: 3

Size: S3


Electrical data

Operating voltage: 690 V

Adjustable response current: 57-75 A

Operating current at AC-3/400 V: 75 A

Surge voltage resistance: 8 kV


Mechanical data

Dimensions (W x H x D): 70 x 165 x 176 mm

Connection: A screw terminal Standard switching capacity


Ambient conditions

Operating temperature: -20 °C to 60 °C

Protection rating: IP20

Other parts

Documents

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