Siemens 3RU1146-4JD0
Shop the Siemens 3RU1146-4JD0 SIRIUS thermal overload relay, size S3, with an adjustable current range of 45-63A. Provides reliable CLASS 10 motor protection against overload and phase failure.
Siemens 3RU1146-4JD0
The Siemens 3RU1146-4JD0 is a SIRIUS thermal overload relay designed for reliable, current-dependent protection of motors and other loads against impermissible temperature rises. This is achieved by protecting against overload or phase failure. Engineered for direct mounting onto a contactor, this size S3 relay ensures a compact and efficient motor starter assembly. Its precise trip mechanism (CLASS 10) and adjustable current setting range provide accurate protection, preventing motor damage and reducing downtime in industrial applications. The integrated auxiliary contacts (1 NO + 1 NC) allow for seamless integration into control circuits for signaling and shutdown procedures.
Technical Specifications:
Product Type: Thermal Overload Relay
Series: SIRIUS 3RU11
Size of Overload Relay: S3
Adjustable Current Range: 45 … 63 A
Trip Class: CLASS 10
Mounting Type: Contactor mounting
Connection Type: Screw terminals (Main and Auxiliary circuits)
Auxiliary Contacts: 1 Normally Open (NO) + 1 Normally Closed (NC)

| Brand | Siemens |
|---|---|
| Model | 3RU1146-4JD0 |
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