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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.
Technical specifications for 3RN2011-1BA30
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Product Model3RN2011-1BA30
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Spare ModelNot available
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Product ParametersSIRIUS 3RN2 thermistor motor protection relay, 24 V AC/DC, two changeover contacts, ATEX approval
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Tariff Code85364900
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Country of originGermany
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Place of shipmentXiamen, China
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In stock1 unit
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Estimated Shipping Size37 x 110 x 129 mm
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ManufacturerSiemens
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Weight0.18 kg
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Product brandSIRIUS
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Product categorySIRIUS 3RN2 thermistor motor protection
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Product designationThermistor motor protection relay
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Product designStandard evaluation unit with ATEX approval
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Product type3RN2
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Protection functionThermistor motor protection
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Control supply24 V AC/DC
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Enclosure width22.5 mm
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Terminal typeScrew terminal
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Output contacts2 changeover contacts
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Reset methodsManual and remote
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Status indicators2 LEDs - ready and tripped
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Electrical isolationYes
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Test and reset buttonYes
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Wire-break monitoringYes
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Short-circuit monitoringYes
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Typical power loss1.2 W
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Mechanical service life10,000,000 operating cycles
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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.
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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.
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Important notice
Manuals, software, firmware, cables, calibration data and accessories are included only when listed in the quotation. AMIKON is an independent supplier and is not affiliated with or authorised by the manufacturer.
This content has been produced using multiple sources. Takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
FREQUENTLY ASKED QUESTIONS
Questions buyers ask about 3RN2011-1BA30
Direct answers about identity, compatibility, stock, warranty, payment and shipping.
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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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3RN2011-1BA30SIRIUS 3RN2 thermistor motor protection relay, 24 V AC/DC, two changeover contacts, ATEX approvalManufacturer: SiemensView Details
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