# ABB CM-MSS Thermistor Motor Protection Relay 1SVR430720R0400

The **ABB CM-MSS Thermistor Motor Protection Relay 1SVR430720R0400** is an essential component for safeguarding motors in industrial and automation systems. This relay is designed to monitor motor temperature, providing reliable protection against overheating and potential damage. Its robust design and versatile functionality make it a critical element in maintaining operational efficiency and extending the lifespan of valuable equipment.

This **motor protection relay** operates with a wide voltage range (AC/DC 24-240V) and frequency range (15-400Hz). It features 1 normally open and 1 normally closed contact, with a current rating of 4A and a voltage rating of 250V. The **ABB CM-MSS** meets international safety standards including IEC/EN 60255-6, and VDE 0660T 302/303, ensuring dependable performance in diverse operational environments. It is ideal for industries that require robust motor management and protection.

Key Features:

-   **Thermistor Motor Protection**: Provides reliable protection against motor overheating.
-   **Wide Voltage Range**: Compatible with AC/DC 24-240V power inputs.
-   **Versatile Contacts**: Features 1 NO and 1 NC contact for flexible application.
-   **Compact Design**: Easy to install and integrates seamlessly into existing systems.
-   **International Standards**: Meets various international safety standards.

This **ABB CM-MSS 1SVR430720R0400** relay offers superior protection and reliability for your motor systems. Its ability to handle AC and DC loads, along with its compliance with stringent international standards, ensures consistent performance. Trust the **ABB CM-MSS** to protect your motors and minimize downtime. For optimal performance in your industrial or automation setup, consider the **ABB CM-MSS Thermistor Motor Protection Relay**. Contact Ram Automations at [info@ramautomations.com](mailto:info@ramautomations.com) for more details.

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Industrial Automation > Motor Protection > Relays
- **Tags:** 1SVR430720R0400, ABB, industrial automation, motor overload protection, motor protection relay, thermistor relay

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Used | 999.00 USD | In stock |

## Images

- ABB CM-MSS Thermistor Motor Protection Relay 1SVR430720R0400-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-cm-mss-1svr430720r0400-relay)
> Updated: 2026-09-18