nVent RAYCHEM Raystat-EX-02 mechanical trace heating thermostat


The Raystat EX-02 switching temperature range is from -4°C to +163°C and is adjustable externally to the Ex-d enclosure by a dial mounted under a bolted-on cover and seal.

Technical Specifications

Area of useHazardous area: Zone 1, Zone 2 (Gas), Zone 21, Zone 22 (Dust), Ordinary
Special conditions for Safe Use–40°C < Ta < +60°C, Ta = Ambient Temperature
Exposure temperature–50°C to +215°C
Temperature setting range–4°C to +163°C
RelaySingle pole change over volt free contacts (SPDT)
Rating22 A at 250 Vac


Installation Manuals
Connection and Protection