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Siemens 3RN2011-1BA30
Siemens 3RN2011-1BA30
Siemens 3RN2011-1BA30
· Product image is representative; revision or series may vary. Contact us to request a specific version.

3RN2011-1BA30

SIRIUS 3RN2 thermistor motor protection relay, 24 V AC/DC, two changeover contacts, ATEX approval

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Technical specifications for 3RN2011-1BA30

  • Product Model
    3RN2011-1BA30
  • Spare Model
    Not available
  • Product Parameters
    SIRIUS 3RN2 thermistor motor protection relay, 24 V AC/DC, two changeover contacts, ATEX approval
  • Tariff Code
    85364900
  • Country of origin
    Germany
  • Place of shipment
    Xiamen, China
  • In stock
    1 unit
  • Estimated Shipping Size
    37 x 110 x 129 mm
  • Manufacturer
    Siemens
  • Weight
    0.18 kg
  • Product brand
    SIRIUS
  • Product category
    SIRIUS 3RN2 thermistor motor protection
  • Product designation
    Thermistor motor protection relay
  • Product design
    Standard evaluation unit with ATEX approval
  • Product type
    3RN2
  • Protection function
    Thermistor motor protection
  • Control supply
    24 V AC/DC
  • Enclosure width
    22.5 mm
  • Terminal type
    Screw terminal
  • Output contacts
    2 changeover contacts
  • Reset methods
    Manual and remote
  • Status indicators
    2 LEDs - ready and tripped
  • Electrical isolation
    Yes
  • Test and reset button
    Yes
  • Wire-break monitoring
    Yes
  • Short-circuit monitoring
    Yes
  • Typical power loss
    1.2 W
  • Mechanical service life
    10,000,000 operating cycles

Description

Siemens 3RN2011-1BA30 is a SIRIUS 3RN2 thermistor motor protection relay and standard evaluation unit.

It uses a 24 V AC/DC supply and provides two changeover contacts.

The 22.5 mm enclosure uses screw terminals and supports manual or remote reset.

Two LEDs indicate ready and tripped states, and a test/reset button is provided.

The sensor circuit includes wire-break and short-circuit monitoring, electrical isolation and ATEX approval for the exact unit.

Siemens lists the product as PM300 - Active Product. Verify the thermistor circuit, supply, contact assignments, reset logic and ATEX requirements before replacement.

Information

Product Information Key Features Applications Engineering & Compatibility Lifecycle & Replacement

Siemens 3RN2011-1BA30 is a SIRIUS 3RN2 thermistor motor protection relay.

The product is a standard evaluation unit with ATEX approval.

It uses a 24 V AC/DC supply and a 22.5 mm enclosure.

Two changeover contacts provide the output switching functions.

Manual and remote reset are supported, with ready and tripped LEDs.

Electrical isolation, a test/reset button, wire-break monitoring and short-circuit monitoring are included.

SIRIUS 3RN2 thermistor motor protection.

Standard evaluation unit with ATEX approval.

24 V AC/DC control supply.

Two changeover contacts.

Manual and remote reset.

Ready and tripped LED indication.

Wire-break and short-circuit monitoring with electrical isolation.

Thermistor-based motor overtemperature protection.

Motor-protection circuits requiring a 24 V AC/DC evaluation relay.

Circuits requiring two changeover output contacts.

Applications requiring manual or remote reset and local test.

Verified ATEX motor-protection installations using the exact approved unit.

Confirm the exact 3RN2011-1BA30 article and the compatible thermistor sensor circuit.

Verify the 24 V AC/DC supply, grounding and upstream protection.

Match both changeover-contact assignments to the motor-control and trip circuits.

Confirm the required manual or remote reset behavior and test procedure.

Verify wire-break and short-circuit monitoring with the connected sensor wiring.

Preserve the required electrical isolation and ATEX installation conditions.

Check screw-terminal conductor sizes, 22.5 mm enclosure fit and panel ventilation.

Test the complete motor-protection and shutdown function before the equipment returns to service.

Siemens lists 3RN2011-1BA30 as PM300 - Active Product.

No official successor is listed for this active article.

A replacement must match the 24 V AC/DC supply and two changeover-contact arrangement.

The thermistor sensor circuit, reset logic, fault monitoring and electrical isolation must be verified.

ATEX approval applies to the exact configured installation and must be reassessed for any change.

AMIKONG can assist with checking availability of the exact unit and compatible spare units for the verified motor-protection circuit.

Alternative Names

Technical notes

Confirm the exact 3RN2011-1BA30 article, compatible thermistor sensor circuit, 24 V AC/DC supply, two changeover-contact assignments, manual or remote reset logic, ATEX requirements, wire-break and short-circuit monitoring, test and reset procedure, electrical isolation, screw-terminal wiring, upstream protection, 22.5 mm enclosure fit and current Siemens motor-protection documentation before installation or replacement.

FAQs

  • What is Siemens 3RN2011-1BA30?

    +
    It is a SIRIUS 3RN2 thermistor motor protection relay and standard evaluation unit.
  • What supply voltage does the relay require?

    +
    It requires a 24 V AC/DC control supply.
  • How many output contacts are provided?

    +
    It provides two changeover contacts.
  • Which sensor-circuit faults are monitored?

    +
    The unit monitors wire breaks and short circuits in the sensor circuit.
  • How can the relay be reset and tested?

    +
    It supports manual and remote reset and includes a test/reset button with ready and tripped LEDs.
  • Does the exact unit have ATEX approval?

    +
    Yes. Siemens identifies this exact standard evaluation unit with ATEX approval.
  • What are the package dimensions and net weight?

    +
    The package dimensions are 37 x 110 x 129 mm and the net weight is 0.180 kg.
  • What must be checked before replacement or installation?

    +
    Confirm the exact article, thermistor sensor circuit, supply, contact assignments, reset logic, ATEX requirements, fault monitoring, isolation, terminals, upstream protection and enclosure fit.
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