20 KW 480V 3P Portable Hazardous Location Heater

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20 KW 480V 3P Portable Hazardous Location Heater

• Heat Exchanger and Elements: Heavy walled, painted carbon steel with aluminum fins liquid heat exchanger, liquid filled with three-immersion type copper sheathed elements.  The elements shall have the highest quality nickel-chromium resistance wire encased in a magnesium oxide dielectric and be hermetically sealed into the heat exchanger core. The heat transfer fluid is Ethylene-glycol solution for operation to -49 degrees F (– 45 degrees C).  Stainless steel and aluminum pressure relief valve for overpressure.
• Thermal Cutout High Limit Protection:  The capillary type manual reset thermal cutout shall be rated for 6000 cycles of service and mounted in the liquid filled heat exchanger. A pilot light to indicate power on, is located on control enclosure.
• Motor: The motor shall be a permanent split capacitor type, permanently lubricated, ball bearing type. The motor shall be rated for hazardous location and operate at rated voltage of heater, 60 Hz, 1725 RPM.
• Control Enclosure: All controls shall be factory installed and wired in a hazardous location enclosure. Contactors and back-up contactors are heavy duty type and break all ungrounded conductors and be rated for 100,000 cycles at full load. Standard 24-Volt control circuit shall be supplied by internal class II transformer. A factory wired integral thermostat. No fan delay relay.
• Disconnect Switch: Factory mounted and wired hazardous location disconnect switch.
• Cabinet With Adjustable Louvers:  The Cabinet shall be .125 inch Aluminum with powder coated epoxy finish.  Bronze fan guards with less than  1/4 inch spacing to cover motor and fan shall conform to OSHA Requirements.
• Note: Before selecting a hazardous location electric heater refer to Article 500 or other applicable standard referenced in the National Electric Code.

Features :

• 3.0 through 25 KW rating
• 208, 240, 480, 600 Volt available in selected capacities
• Cart has anti-static wheels to reduce the risk of static discharge
• Wheeled cart allows for easy maneuverability
• Cart has integrated fork-lift channels to provide ease of lifting on to ramps or trucks
• Excellent for providing seasonal heating in hazardous environments
• All units have disconnect switch, pilot light, and thermostat - standard
• 24 Volt control, transformer, and contactor in NEMA 7 enclosure
• Durable epoxy coating on heater housing
• Hazardous location unit mounted male / female plug
• Adjustable louvers; manual reset
• Made in U.S.A.