The CM-MSS.33S Belongs To The CM-MSS Thermistor Motor Protection Relay Range. It Operates With A Rated Control Supply Voltage Of 110-130 V AC And 220-240 V AC And Has A 2 C/O (SPDT) Output With Contacts Rated At 250 V / 4 A. It Features One Sensor Circuit To Monitor PTC Temperature Sensors And Works According To The Closed-Circuit Principle. The Sensor Circuit Of This CM-MSS.33S Is Short-Circuit, As Well As Interrupted-Wire Monitored And The Relay Can Be Reset Automatically, Manually Or Remotely After The Failure Has Been Removed. This Protection Relay Is Certified According To The ATEX Directive 94/9/EC And Is Equipped With A Reset / Test Button. A Sealable Transparent Cover For Protection Against Unauthorized Changes Is Available As Accessory. The Device Offers Screw Connection Technology With Double-Chamber Cage Connection Terminals.

• · Thermistor Motor Protection Relays