For use in applications requiring a large amount of output in a hazardous location environment. Allegro’s 20” (50.8 cm) Explosion Proof blower is offered with a 1/2 HP Explosion Proof motor with an efficient 3-blade fan in a rugged metal housing. Certified to CSA Standard C22.2 No. 113. Electric, explosion proof motor is UL/CSA listed single phase motor and NEMA rated. 115V plug and 3 blade fan. Meets Class I, Division 1 and 2, Groups C & D, Class II Division 1 and 2 Groups F & G.

Meets or Exceeds ASTM 227 specs

Features and Specs: 

CONSTRUCTION:

• Complete unit epoxy powder coated in orange
• Interchangeable flange for intake or exhaust side mounting
• 16 gauge cold rolled steel housing
• Integrated carrying handles
• Steel grill (zinc plated)
• Equipped with four rubber feet

MOTOR:

• HP: 1/2 HP
• Certifications: UL Listed, CSA certified
• Voltage/Hz: 115/230V AC, 60 Hz, Single Phase
• RPM: 1725
• Current Draw: 8.2/4.1A
• Cord: 25’ (7.62m) 12/3 AWG SJOOW 90C 300V medium duty
• Plug: NEMA 20 Amp plug, explosion proof rated.

FAN:

• Anti-Static glass reinforced polyamide three blade fan with aluminum hub
• Moving fan mounted 1 5/8” (4.12 cm) from grill for safety, grill gap 5/16” (0.79 cm)

DUCTING: (Accessory)

• Black single-ply, neoprene coated, statically conductive vinyl/polyester material, temperature resistant up to 250°F (121.1°C)
• Retractable, non-collapsible design. Class 1 hard drawn spring steel wire helix that (meets ASTM 227 specs)