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Siemens 3RN2010-2CW30 Thermistor Motor Protection Relay - Wide Voltage/Spring Terminals

Siemens 3RN2010-2CW30 Thermistor Motor Protection Relay

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ManufacturerSiemens

Part number3RN2010-2CW30

Enclosure 17.5 mm

Terminals Spring-loaded

Contacts 1 NO, 1 NC

Supply Voltage (Us) 24-240 V AC/DC

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CAGE: 9NK75

Compact 17.5mm enclosure Spring-loaded terminals 1 NO + 1 NC contacts Auto-reset function Dual LED indication Wide voltage range 24-240V AC/DC

Product description

The Siemens 3RN2010-2CW30 is a compact thermistor motor protection relay featuring a 17.5 mm enclosure and spring-loaded terminals for efficient installation. It provides one normally open (NO) and one normally closed (NC) contact, and operates across a wide supply voltage range of 24 V to 240 V AC/DC. This model includes an auto-reset function and is suitable for bimetallic switches. Two LEDs indicate the ready and tripped status.

This relay offers reliable thermal protection for motors by directly monitoring their winding temperatures. It is ideal for a variety of industrial applications, including automation systems, machinery, and any environment where robust motor protection against overheating is essential.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 3RN2010-2CW30. We are dedicated to providing quality components and exceptional value to our customers. Trust Stanlo Automation for your industrial automation needs.

Technical specifications

Enclosure	17.5 mm
Terminals	Spring-loaded
Contacts	1 NO, 1 NC
Supply Voltage (Us)	24-240 V AC/DC
Reset	Auto RESET
Indicators	2 LEDs (Ready/Tripped)
Compatibility	Bimetallic switches

Common applications

Motor protection

Industrial automation

Machinery

Control systems

Thermal monitoring

Spring terminals

Compatible systems

Bimetallic switches PTC sensors

Also known as

3RN2010-2CW30 Siemens Relay Siemens Spring Terminal Motor Relay

Replaces / compatible with

This relay is designed to protect motors from overheating and can be used as a replacement for older Siemens models or similar devices in motor protection applications.

Technical note

Expert tip

The spring-loaded terminals ensure a vibration-resistant connection, crucial for maintaining reliable operation in demanding industrial environments.

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Frequently asked questions

What is the voltage range for the Siemens 3RN2010-2CW30?

The Siemens 3RN2010-2CW30 thermistor motor protection relay operates on a wide voltage range of 24 V to 240 V AC or DC. This broad compatibility makes it suitable for a variety of industrial power supply systems.