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Datasheet generated 2026-10-07
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Siemens SIRIUS Thermal Overload Relay 47-57 A (3RU2136-4QB0)

Siemens · Switchgear & Protection · Overload Relays · Germany · siemens.com
Part Number
3RU2136-4QB0  ·  HS 8536.49
Siemens SIRIUS Thermal Overload Relay 47-57 A (3RU2136-4QB0)

Siemens 3RU2136-4QB0 is a SIRIUS thermal overload relay with a 47-57 A setting range and direct-attachment mounting. It provides one NO and one NC auxiliary contact with screw main-circuit connections and a Class 10 release. Rated for a maximum operating voltage Ue of 690 V with automatic and manual push-button reset functions.

Technical Specifications

Manufacturer part number (MPN)3RU2136-4QB0
EAN / GTIN4011209916760
Sales unitpcs
Mounting methodDirect attachment
Number of auxiliary contacts as normally open contact1
Number of auxiliary contacts as normally closed contact1
Release classCLASS 10
Type of electrical connection of main circuitScrew connection
Max. rated operation voltage Ue690 V
Reset function inputNo
Reset function automaticYes
Reset function push-buttonYes
Country of originGermany

Properties

MOQ1

Cross-References

Attached Documents