56.OA70.2431N No Image Class 3 Wet Requirements as

Class 3 Wet Requirements as Specified by NEMA Standard DC-20

The Temperature sensors are both non-polarity and non-position sensitive

The ST9120U1011 monitors the thermostat for heat

When Manual Changes and Overrides are Required

High Capacity Thermostatic Radiator Valves with T104 Actuators provide control of temperature by modulating the flow of hot water or steam through free-standing radiators

56.OA70.2431N No Image Class 3 Wet Requirements asSafety relays with forced guided contacts are the core components for safety devices and are indispensable when designing safety circuits. Safety devices are designed to protect man and machine as demanded in OSHA CFR 1910 Regulations General Requirements for All Machinery, and which is a mandatory requirement of the European Machinery Directive EMD 2006 42 EC.