ABB CM-MSS.31S Thermistor Relay for Motor Protection, 1NO+1NC, 24-240V AC/DC, Compact & Lightweight Design
ABB
$283.25
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ABB
ABB CM-MSS.31S Thermistor Relay for Motor Protection, 1NO+1NC, 24-240V AC/DC, Compact & Lightweight Design
The ABB CM-MSS.31S Thermistor Relay is engineered for optimal thermal motor protection, featuring a versatile 1NO+1NC configuration and operating within a wide voltage range of 24-240V AC/DC. Its compact and lightweight design, measuring 3.35 inches in height, 0.9 inches in width, and 4.1 inches in depth, and weighing just 4.24 oz, ensures seamless installation and integration into existing systems. This relay is ideal for preventing motor overheating, enhancing both safety and efficiency in industrial applications. It belongs to the CM-MSS thermistor motor protection relay range and operates with a rated control supply voltage of 24 - 240 V AC / DC. The relay includes a 1 n/c + 1 n/o (SPDT) output with contacts rated at 250 V / 4 A, and features one sensor circuit to monitor PTC temperature sensors, functioning according to the closed-circuit principle. The sensor circuit is equipped with short-circuit and interrupted-wire monitoring, and the relay can be reset automatically, manually, or remotely once the issue is resolved. Certified under the ATEX directive 94/9/EC, it includes a reset/test button and offers a sealable transparent cover to prevent unauthorized changes. The device utilizes screw connection technology with double-chamber cage connection terminals for secure and reliable connections.
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