Heater Catalog - Watlow

Air HeatersEnclosure HeatersWATROD HeatersDesigned to prevent freezing and condensation inelectrical and mechanical housings, the WATRODelement is enclosed in a perforated, aluminized-steelbracket.Performance Capabilities• Watt densities up to 15 W/in 2 (2.3 W/cm 2 )• Wattages up to 1000 watts• UL ® and CSA component recognition up to 250VACFeatures and BenefitsStainless steel sheath wall• Resists corrosion and protects the heating coilfrom exposureTUBULAR ENCL 4Silicone resin seal• Provides protection against humid storage conditionsand is effective to 390°F (200°C)Perforated aluminized-steel mounting bracket• Eases installation and helps prevent direct contactwith the heating element0.315 in. (8 mm) Dia.ElementMain BracketStock straight projection Type B #10-32 screw lugterminals• Provides easy electrical connection3½ in.(89 mm)Made-to-order threaded stud• Provides quick connect and flexible lead wiretermination options.Typical Applications• Control panels1 in.(25 mm)1½ in.(38 mm)7⁄16 in.(11.1 mm)7 in.(178 mm)85⁄16 in.(211.1 mm)• Traffic signal boxes• Automated teller machines• Switch gear• Electronic equipmentApplication Hints• Locate heater(s) in the lowest portion of the enclosureto maximize convection heating• Place thermostat(s) in the upper half of the enclosure,away from the heater(s)WATLOW ®417