Heatrex
425 Hanley Industrail Court, St. Louis, MO 63144
Toll Free: (800) 394-6589 • Phone: (814) 724-1800 • Fax: (314) 644-5332
E-mail: sales@heatrex.com Website: www.heatrex.com
All Categories > Explosion-Proof Heaters > Explosion-Proof Duct Heaters > Item # 220  


Item # 220, 220 Series Explosion-Proof Duct Heaters


  • CSA Approved for Class I, Division 2 locations where a hazardous gas is occasionally present
  • Ignition temperatures as low as 392°F (200°C)
  • For ducts up to 240" (610 cm) wide by 120" (305 cm) high
  • Ratings up to 1000 kW, 600 volts







Specifications

Custom Options

View
B - Built-in Step Controller
D - Built-on Disconnect Switch

F - Supplementary Fusing

G - NEMA 4 Construction

K - "Warning" Pilot Light

L - "Heater On" Pilot Light

M - Disconnecting Magnetic Contactors

P - Built-on Airflow Switch

V - 120 Volt Control Circuit

Control Options

Multi-stage control with built-in step controller and field installed thermostat
Single-stage ON/OFF control with field installed thermostat

Solid state control with built-in zero-cross switching SCR and field installed thermostat



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