XC Series Explosionproof Electric Heaters


Catalog excerpts

XC Series Explosionproof Electric Heaters - 1

NEC: Cl. I, Div. 1 & 2, Groups B*, C & D IEC: Cl. I, Zones 1 & 2, Group IIB & H2* NEMA: 7B*CD 3A Applications: Single phase XC explosionproof electric heaters are used: • In areas where flammable liquids, gases or vapors are present • For rugged locations including: - Petroleum refineries, gasoline storage and dispensing areas - Wastewater treatment plants - Areas that use flammable liquids for cleaning parts in dip tanks - Petrochemical plants - Paint spraying areas - Aircraft hangars and fuel servicing areas - Hydrogen fuel cell and battery storage facilities - Natural gas plants • In areas where flammable vapors or gases may be present due to accidental or abnormal conditions • For standby heat to prevent process heat loss or for personnel comfort during maintenance/repair operations Standard Features: • Sloped-top cabinet prevents objects that restrict airflow from being set on top • Corrosion-resistant design with no exposed copper or brass - suitable for H2S environments • High-velocity airflow heats up area faster with better heat distribution • 14-gauge steel cabinet for rugged reliability • Short cabinet lengths take up less wall and floor space • Optional built-in thermostat (Class I, Division 1, Groups C & D, and Zone 1, Group IIB models) reduces field installation costs • Incoloy® 840 heating elements have longer life expectancy • Radial-embossed aluminum plate fins warp less for better heat transfer • Galvanized steel mounting brackets for quick installation Certifications and Compliances: • NEC: Class I, Divisions 1 & 2, Groups B*, C, D • IEC: Class I, Zones 1 & 2, Group IIB + H2* • NEMA: 7B*CD • UL Standard: 823 • CSA Standard: C22.2 Nos. 25, 30, 46 • Temperature Code: T2A - 280°C (536°F) Standard Materials and Finishes: • Heating elements - resistance wire embedded in a magnesium oxide refractory and sheathed in an Incoloy® 840 tube • Finned tube assembly - aluminum tube with radial-embossed aluminum plate fins • Cabinet - 14-gauge (0.075"/1.90 mm) steel, green-gray epoxy powder-coated front and side panels, galvanized steel back panel Accessories and Options: • Built-in thermostat for 120-, 208-, 240-, 277- or 480-volt applications (see ordering information on next page) • Remotely mounted HRC85 explosionproof thermostat using Honeywell® control for 45°F- 85°F heating range (order separately) Specifications: Nominal_kW1. Shipping Weight (lbs.) 61.3 61.3 61.3 88.4 104.3 Enclosures NEMA Type 7. For dry indoor use only. Do not immerse in water. Do not store or use in areas exposed to rain or snow. Mounting Brackets Two 14-gauge galvanized steel brackets. Heating Elements Two Incoloy® 840-sheathed elements. Optional Built-In Explosionproof room thermostat with 10 settings. Thermostat Cabinet Material 14-gauge (0.075"/1.90 mm) steel. Rear panel is galvanized. Front and side panels are baked green-gray epoxy powder coated with five-stage pre-treatment, including iron phosphate. Temperature Code T2A - 280°C (536°F) 3A *Hydrogen applications only apply to heaters without built-in thermostats. Crouse-Hinds by F:T'N www.crouse-hinds.com US: 1-866-764-5454 CAN: 1-800-265-0502 Copyright© 2013 Eaton’s Crouse-Hinds Business

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XC Series Explosionproof Electric Heaters - 2

3A XC Series Explosionproof Electric Heaters NEC: Cl. I, Div. 1 & 2, Groups B*, C & D IEC: Cl. I, Zones 1 & 2, Group IIB & H2* NEMA: 7B*CD Ordering Information: Without built-in room thermostat -Class I, Div. 1 & 2, Groups B, C & D; Zones 1 & 2, Group IIB + H2 Unit Unit Unit Unit Maximum Wattage Output Voltage Current Circuit Fuse With built-in room thermostat -Class I, Div. 1 & 2, Groups C & D; Unit Unit Unit Unit Maximum Voltage Current Circuit Fuse (Volts) (Amps) (Amps)* 120 10.0 15 *Or equivalent breaker as per National Electrical Code and Canadian...

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