SIEMENS 3RU2146-4JB0

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5,112EGP ~~5,680EGP~~

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"🔹 Siemens 3RU2146-4JB0 Thermal Overload Relay

Size: S3

Setting Range: 45 – 63 A

Motor Power: 30 kW / 40 HP

Application: Motor protection

Description (EN):

The Siemens 3RU2146-4JB0 thermal overload relay offers precise protection for motors operating in the 45 – 63 ampere range. Designed to be used with contactors of size S3, this reliable relay protects motors with a power rating of up to 30 kW (40 HP) against phase failure, overload, and unbalanced currents. It ensures high operational reliability and quick trip response, making it ideal for general industrial applications.

Features:

- Adjustable setting range: 45 – 63 A

- Compatible with Siemens 3RT contactors (Size S3)

- Manual and automatic reset functions

- Phase failure sensitivity

- Compact DIN rail mountable design"