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Schneider RUMC31ND | Universal plug-in relay, 10 A, 3 CO, 60 V DC

Schneider Electric

In stock

395 EGP 718 EGP

In stock


Schneider RUMC31ND | Universal plug-in relay, 10 A, 3 CO, 60 V DC

“This Harmony RUM universal plug-in relay uses cylindrical pins, has a control coil voltage of 60V DC and has 3 changeover contacts triple pole double throw with a rating of 10A.” “It provides a complete system solution for the most demanding applications.” “It also offers one-step lockable test button.” “It helps to reduce the size of enclosures and increase machine reliability, you can mount nearly everywhere.” “The product is IP40 and has a transparent cover allowing operator to visually inspect the status of contacts.” “Workability for hard-wired logic automated systems to complement the functions of industrial programmable logic controllers (PLCs).”

Schneider RUMC31ND Description


When it comes to the world of industrial and commercial automation, Schneider Electric stands out as a leading innovator. Their vast array of products designed for automation are not just about making processes easier; they’re about optimizing efficiency and reliability. One such component that deserves a spotlight is the Schneider RUMC31ND. But what exactly is it, and why should you consider it for your automation needs? Let’s dive in!

What is Schneider RUMC31ND?

The Schneider RUMC31ND is a relay, a critical component used in various automation systems. Relays like the RUMC31ND play a vital role in controlling electrical circuits by opening and closing contacts in another circuit. This particular model is known for its versatility and robust performance in demanding environments.

Key Features of Schneider RUMC31ND

Compact Design

One of the standout features of the Schneider RUMC31ND is its compact design. Despite its small size, it packs a punch in terms of functionality, making it ideal for systems where space is at a premium.

Performance Specifications

Performance-wise, the RUMC31ND does not disappoint. It offers reliable switching capabilities with minimal energy loss, ensuring that your automation system runs smoothly and efficiently.


Reliability is a hallmark of Schneider products, and the RUMC31ND is no exception. Built to withstand rigorous conditions, it ensures consistent performance over time, reducing the need for frequent replacements or maintenance.

Technical Specifications

Voltage Ratings

The RUMC31ND operates within a voltage range that makes it suitable for various applications. This flexibility allows it to be used in different settings without the need for extensive modifications.

Current Ratings

In terms of current ratings, the RUMC31ND is designed to handle significant loads, making it a dependable choice for heavy-duty applications.


With its compact dimensions, the RUMC31ND fits seamlessly into tight spaces, enhancing its versatility in complex setups.

Applications of Schneider RUMC31ND

Industrial Automation

In industrial settings, the RUMC31ND can be found in assembly lines, manufacturing processes, and other automation systems where precise control is crucial.

Commercial Uses

For commercial applications, this relay can be used in building management systems, HVAC controls, and lighting automation, contributing to overall efficiency and energy savings.

Residential Applications

Even in residential environments, the RUMC31ND proves useful. It can be integrated into home automation systems to control lighting, security systems, and other smart home devices.

Installation and Setup

Pre-Installation Requirements

Before installing the RUMC31ND, ensure you have all the necessary tools and components. Checking compatibility with your existing system is also crucial.

Step-by-Step Installation Guide

  1. Power Down: Always start by turning off the power to the circuit where the relay will be installed.
  2. Mounting: Secure the relay in its designated location.
  3. Wiring: Connect the relay to the circuit according to the wiring diagram provided in the manual.
  4. Testing: Once installed, power up the system and test the relay to ensure it functions correctly.

Safety Precautions

During installation, follow all safety guidelines to prevent electrical shocks or damage to the relay. Always wear appropriate protective gear and use insulated tools.

Benefits of Using Schneider RUMC31ND

Efficiency Improvements

The RUMC31ND enhances overall system efficiency by providing reliable switching with minimal energy loss, ensuring your automation system runs optimally.


Given its durability and performance, the RUMC31ND offers excellent value for money. Its long lifespan means fewer replacements, saving you money in the long run.

Enhanced Safety

With built-in safety features, the RUMC31ND minimizes the risk of electrical failures, contributing to a safer working environment.

Comparing Schneider RUMC31ND with Competitors

Similar Products in the Market

There are several relays on the market, but few match the performance and reliability of the RUMC31ND. Brands like Siemens and ABB offer similar products, but they often come with higher price tags or less comprehensive features.

Advantages of RUMC31ND Over Others

The compact design, coupled with its robust performance and competitive pricing, makes the RUMC31ND a superior choice for many applications.

Troubleshooting Common Issues

Common Problems and Solutions

  • Relay Not Activating: Check the power supply and ensure all connections are secure.
  • Inconsistent Performance: Inspect for any signs of wear or damage and replace if necessary.
  • Overheating: Ensure the relay is not overloaded and that it is installed in a well-ventilated area.

Maintenance Tips

Regularly inspect the relay for any signs of damage or wear. Keeping the relay clean and free from dust can also help maintain optimal performance.

User Reviews and Feedback

Customer Testimonials

Users consistently praise the RUMC31ND for its reliability and ease of installation. Many have noted significant improvements in their automation systems after integrating this relay.

Expert Opinions

Industry experts highlight the RUMC31ND’s robust design and efficiency, making it a recommended choice for both new installations and upgrades.

Future Developments

Upcoming Features

Schneider Electric is continually innovating, and future versions of the RUMC31ND may include enhanced connectivity options and smarter integration capabilities.

Technological Advancements

As technology advances, we can expect the RUMC31ND to incorporate more intelligent features, improving automation efficiency even further.

Buying Guide

Where to Buy

The RUMC31ND is available through various distributors and online platforms, including Schneider Electric’s official website and authorized resellers.

SKU: RUMC31ND Categories: ,
range of product Harmony Electromechanical Relays
Series name Universal
Product or component type Plug-in relay
Device short name RUM
Contacts type and composition 3 C/O
[Uc] control circuit voltage 60 V DC
[Ithe] conventional enclosed thermal current 10 A at -40…55 °C
Status LED Without
control type Lockable test button
Utilisation coefficient 20 %
Shape of pin Cylindrical
[Ui] rated insulation voltage 250 V conforming to IEC
300 V conforming to CSA
300 V conforming to UL
[Uimp] rated impulse withstand voltage 4 kV (1.2/50 µs)
Contacts material AgNi
[Ie] rated operational current 10 A at 277 V AC conforming to UL
10 A at 30 V DC conforming to UL
10 A at 277 V AC (same polarity) conforming to CSA
10 A at 30 V DC conforming to CSA
5 A at 250 V AC (NC) conforming to IEC
5 A at 28 V DC (NC) conforming to IEC
10 A at 250 V AC (NO) conforming to IEC
10 A at 28 V DC (NO) conforming to IEC
Maximum switching voltage 250 V conforming to IEC
Resistive rated load 10 A at 250 V AC
10 A at 28 V DC
Maximum switching capacity 2500 VA/280 W
Minimum switching capacity 170 mW at 10 mA, 17 V
Operating rate <= 18000 cycles/hour no-load
<= 1200 cycles/hour under load
Mechanical durability 5000000 cycles
Electrical durability 100000 cycles for resistive load
Average coil consumption in W 1.4 W
Drop-out voltage threshold >= 0.1 Uc DC
Operate time 20 ms at nominal voltage
Release time 20 ms at nominal voltage
Average coil resistance 2790 Ohm at 20 °C +/- 15 %
Rated operational voltage limits 48…66 V DC
Protection category RT I
Test levels Level A group mounting
Safety reliability data B10d = 100000
Operating position Any position
Net weight 0.086 kg
device presentation Complete product
Dielectric strength 1500 V AC between contacts with micro disconnection
2500 V AC between coil and contact with reinforced
2000 V AC between poles with basic
product certifications CSA
Standards UL 508
CSA C22.2 No 14
IEC 61810-1
Ambient air temperature for storage -40…85 °C
Ambient air temperature for operation -40…55 °C
Vibration resistance 3 gn, amplitude = +/- 1 mm (f = 10…150 Hz)5 cycles in operation
4 gn, amplitude = +/- 1 mm (f = 10…150 Hz)5 cycles not operating
IP degree of protection IP40
Shock resistance 10 gn (duration = 11 ms) for in operation conforming to IEC 60068-2-27
10 gn (duration = 11 ms) for not operating conforming to IEC 60068-2-27
Pollution degree 2
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 3.7 cm
Package 1 Width 3.8 cm
Package 1 Length 7.2 cm
Package 1 Weight 95.0 g
Unit Type of Package 2 BB1
Number of Units in Package 2 10
Package 2 Height 4.0 cm
Package 2 Width 14.6 cm
Package 2 Length 19.7 cm
Package 2 Weight 1.42 kg
Unit Type of Package 3 S02
Number of Units in Package 3 60
Package 3 Height 15.0 cm
Package 3 Width 30.0 cm
Package 3 Length 40.0 cm
Package 3 Weight 6.429 kg

Main Document

Data Sheet : Download


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