Ruffneck Defender SPDT Explosion Proof HD Thermostat, Heat/Cool Only, 22A
Ruffneck Defender SPDT Explosion Proof HD Thermostat, Heat/Cool Only, 22A
Ruffneck Defender XT-311 and XT-312 explosion-proof heavy-duty thermostats are the smallest, lightest, and most durable thermostats available. These thermostats are designed to control heating only, cooling only, or ventilation systems in demanding industrial applications. These include oil refineries, petrochemical plants, pulp and paper mills, coal mines, grain elevators, hazardous waste storage facilities, and other hazardous locations where specific explosive gases or dust are present. For hazardous-location temperature controls, rely on Defender thermostats for the most dependable and trouble-free service available. Ruffneck Defender XT-311 and XT-312 thermostat's unique and highly engineered design offers outstanding features and benefits. Features: Certifications - UL-CULAll-aluminum exteriorNo breakable external plastic partsNo exposed copper or brassCorrosion resistant, suitable for H2 S environmentsCompact & lightweightMore competitively pricedCFC & mercury freeEnvironmentally safe, no leveling required3-year warranty: the longest trouble-free warranty in the industryPrecision die-cast componentsGreater consistency, better qualityBimetal sensing elementFast-acting, reliable, unaffected by altitudeNo delicate coils or bellowsRugged reliability480 Vac maximumWider range of applicationsFor Use With - Thermostat SPST for use on Ruffneck FX Series Explosion-Proof Forced Air Unit HeatersSpecifications: Temperature range 36 F to 82 F (2 C to 28 C)Temperature differential 2.5 F (1.5 C )Net weight 2.1 lbs (0.95 kg)Switching Snap actingConduit opening 3/4" - 14 NPTElectrical Rating: 22 amps Res, 480 Vac Max; HP 125 Vac, 1 HP 250 VacClass I, Division 1 & 2, Groups C & DClass II, Division 1, Groups E, F, & GClass II, Division 2, Groups F & GClass III; Class I, Zones 1 & 2, Groups IIA & IIBAvailable in Two Models: XT-311 (Feed-Through, Single Pole, Single Throw) For heating-only applicationsXT-312 (Feed-Through, Single Pole, Double Throw) For heating or cooling/ventilation applications.
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