cBallast
Industrial Parts Catalog
Datasheet generated 2026-10-07
sales@cballast.com
cballast.com

Siemens 3RU2146-4MD0 SIRIUS S3 Thermal Overload Relay for Motor Protection

Siemens · Switchgear & Protection · Overload Relays · Germany · siemens.com
Part Number
3RU2146-4MD0  ·  HS 8536.49
Siemens 3RU2146-4MD0 SIRIUS S3 Thermal Overload Relay for Motor Protection

Siemens 3RU2146-4MD0 SIRIUS Class 10 thermal overload relay in size S3 for motor protection. Direct-attachment mounting under a contactor with 1 NO + 1 NC auxiliary contacts, screw terminals for the main circuit, and automatic or push-button reset up to 690 V.

Technical Specifications

Manufacturer part number (MPN)3RU2146-4MD0 EAN / GTIN: 4047621013046 Sales unit: pcs Mounting method: Direct attachment Number of auxiliary contacts as normally open contact: 1 Number of auxiliary contacts as normally closed contact: 1 Release class: CLASS 10 Type of electrical connection of main circuit: Screw connection Max. rated operation voltage Ue: 690 V Reset function input: No Reset function automatic: Yes Reset function push-button: Yes Country of origin: Germany

Properties

MOQ1

Cross-References

Attached Documents