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Siemens 3RN2000-1AA30 Compact Thermistor Motor Protection Relay

Siemens 3RN2000-1AA30 Compact thermistor motor protection evaluation unit.

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ManufacturerSiemens

Part number3RN2000-1AA30

Type Compact evaluation unit

Enclosure Width 17.5 mm

Contacts 1 change-over contact (1 CO)

Voltage Us = 24 V AC/DC

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Compact 17.5mm enclosure Thermistor motor protection Auto RESET 1 change-over contact 24V AC/DC operation Suitable for bimetallic switches

Product description

The Siemens 3RN2000-1AA30 is a compact thermistor motor protection relay featuring an evaluation unit with a narrow 17.5mm enclosure. It includes one change-over contact and operates on 24V AC/DC. This model supports auto-reset functionality and is suitable for bimetallic temperature switches.

This relay offers essential motor protection against overheating and overloads, suitable for a wide range of industrial applications where space is limited. The auto-reset feature simplifies operation after a fault condition, while compatibility with bimetallic switches allows for flexible system integration.

Stanlo Automation, a veteran-owned surplus parts distributor, provides reliable access to new and used automation components. Source your Siemens 3RN2000-1AA30 and other essential parts from us to ensure your industrial equipment remains operational.

Technical specifications

Type	Compact evaluation unit
Enclosure Width	17.5 mm
Contacts	1 change-over contact (1 CO)
Voltage	Us = 24 V AC/DC
Reset	Auto RESET
Compatibility	Suitable for bimetallic temperature switches
LED Indicator	1 LED (tripped)

Common applications

Motor control

Industrial automation

Control panels

Machine building

Limited space applications

Pump systems

Compatible systems

Compatible with bimetallic temperature switches and standard thermistor sensors.

Also known as

Siemens 3RN2000-1AA30 motor protector 3RN2000 series compact relay

Replaces / compatible with

This is a current product line, successor information not applicable.

Technical note

Expert tip

The supply voltage also serves as the output voltage in this compact design, simplifying wiring for certain applications.

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Frequently asked questions

What is the benefit of auto-reset on the Siemens 3RN2000-1AA30 motor protection relay?

The auto-reset function on the Siemens 3RN2000-1AA30 allows the relay to automatically reset after a fault condition has been cleared, reducing downtime and the need for manual intervention. This is particularly useful in continuous operation applications.