# ABB CM-MSS Thermistor Relay 1SVR430811R1300 - Motor Protection

The **ABB CM-MSS Thermistor Motor Protection Monitoring Relay 1SVR430811R1300** is an essential component for safeguarding motors against overheating. Designed for industrial and marine applications, this relay ensures the longevity and optimal performance of your equipment. It is a crucial element in control panels, particularly for air conditioning compressors, offering reliable protection and peace of mind.

With an operating voltage of AC 220-240V and a frequency of 50/60Hz, the **1SVR430811R1300** relay features 2 C/O contacts. It complies with IEC 60255-6, EN 60255-6, VDE 0435 T301, EN 60947-5-1, and VDE 0660T 302/303 standards. This German-made relay, part of the ABB Stal Marine AB product line, is designed for the demanding requirements of marine and industrial environments.

Key features include:

-   **Motor Overheat Protection**: Prevents damage from excessive temperatures.
-   **Wide Voltage Range**: Compatible with AC 220-240V systems.
-   **Robust Construction**: Designed for harsh industrial and marine conditions.
-   **Compliance with Standards**: Meets IEC and EN standards for safety and performance.
-   **Compact Design**: Easy integration into control panels.

Specifications include an operating voltage of AC 220-240V, frequency of 50/60Hz, and 2 C/O contacts rated at 203 AC12 230V 4A and DC12 24V 4A, as well as AC15 230V 3A and DC13 24V 2/1.5A NO/NC B300 according to IEC 60255-6 and EN 60255-6 standards. The relay also complies with VDE 0435 T301, EN 60947-5-1, VDE 0660T 302/303 regulations.

Choose the **ABB CM-MSS Thermistor Motor Protection Relay** for superior motor protection. Ensure the reliability and efficiency of your industrial or automation systems. 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:** 1SVR430811R1300, ABB, industrial automation, motor overload protection, motor protection relay, thermistor relay

## Variants

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

## Images

- ABB CM-MSS Thermistor Relay 1SVR430811R1300 - Motor Protection-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-cm-mss-thermistor-relay-1svr430811r1300)
> Updated: 2026-09-18