Home › Manufacturers › Siemens › 3RN2010-2CA30

Siemens

Siemens 3RN2010-2CA30 Thermistor Motor Protection Relay - Spring Terminals

Siemens 3RN2010-2CA30 Thermistor Motor Protection Relay

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RN2010-2CA30

Enclosure 17.5 mm

Terminals Spring-loaded

Contacts 1 NO, 1 NC

Supply Voltage (Us) 24 V AC/DC

Get a price for 3RN2010-2CA30

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

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

Product description

The Siemens 3RN2010-2CA30 is a compact thermistor motor protection relay featuring a 17.5 mm enclosure and spring-loaded terminals for quick and secure connections. It offers one normally open (NO) and one normally closed (NC) contact. This relay operates at a fixed supply voltage of 24 V AC/DC and includes an auto-reset function. It is designed for use with bimetallic switches and is equipped with two LEDs to indicate the ready and tripped status.

This relay is essential for protecting motors against overheating by directly monitoring their winding temperatures. It is widely used in industrial automation, control panels, and machinery where reliable thermal management is crucial for performance and longevity.

Stanlo Automation, a veteran-owned surplus industrial parts distributor, is your trusted source for the Siemens 3RN2010-2CA30. We offer quality surplus components at competitive prices, ensuring you get the best value for your operational needs.

Technical specifications

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

Common applications

Motor protection

Industrial automation

Control panels

Machinery

Thermal monitoring

Spring terminals

Compatible systems

Bimetallic switches PTC sensors

Also known as

3RN2010-2CA30 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 direct replacement for older Siemens models or similar devices in motor protection applications.

Technical note

Expert tip

The auto-reset feature simplifies operation, but ensure that the motor is allowed to cool sufficiently before a reset occurs to prevent damage.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the advantage of the spring-loaded terminals on the Siemens 3RN2010-2CA30?

The spring-loaded terminals on the Siemens 3RN2010-2CA30 offer a quick and tool-free connection method. This can significantly speed up installation and maintenance, especially in applications with frequent wiring changes or in confined spaces.