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Dayton 20 inch transformer fan with steel guard and cast aluminum blades

Dayton

Dayton 20 in. 115/230V Transformer Fan 6600 cfm

SKU CH-PY3E-Q3A5H

Delivers 6600 cfm airflow with a 20 in cast-aluminum blade on a guard-mount frame, running at 115/230 V single-phase power

  • typeGuard Mount
  • Delivers 6600 cfm airflow for powerful transformer cooling
  • Dual 115/230V voltage fits varied power supplies
  • Guard-mount design with steel guard protects blades
  • Totally enclosed air-over motor resists dust and moisture
  • 15 ft cord allows flexible placement near equipment

Industrial Transformer Cooling Fan

The Dayton 20-inch guard-mount fan delivers 6600 cfm airflow at 1725 rpm for transformer cooling applications. Dual-voltage 115/230V AC operation with a 15-foot cord suits industrial and commercial installations. Totally enclosed air-over motor with Class B insulation handles ambient temperatures up to 104 degrees F.

Suited For High-Volume Transformer Cooling

This unit fits guard-mount locations where a 20-inch blade diameter and 23-inch square footprint are acceptable. Buyers needing a smaller blade diameter or different mounting style should look at other models. The single-phase ball-bearing motor runs at 4.1 amps on 115V or 2.1 amps on 230V.

6600 CFM Airflow Rating

The 6600 cfm specification is the primary figure for sizing this fan to a transformer's heat-load requirement. Verify that the required cooling capacity matches this output before purchasing. Motor nameplate shows 1/2 hp at 60 Hz with a 48Y frame and yoke mount.

Highlights

  • Delivers 6600 cfm airflow for powerful transformer cooling
  • Dual 115/230V voltage fits varied power supplies
  • Guard-mount design with steel guard protects blades
  • Totally enclosed air-over motor resists dust and moisture
  • 15 ft cord allows flexible placement near equipment

Specifications

BrandDayton
typeGuard Mount

Questions about this item

What clearance does the 20 in. blade diameter and 13 5/16 in. depth require for the guard mount?

The unit measures 23 in. tall by 23 in. wide with a 13 5/16 in. depth; allow at least that envelope plus service space around the steel guard and mounting eye centres at 17 3/4 in.

Which wiring step for the dual-voltage 115/230V motor is most often missed?

Confirm the supply matches 115 V at 4.1 A or 230 V at 2.1 A, then connect the 15 ft cord to the correct tap on the totally enclosed air-over motor before energising.

When should the ball bearings in the 1/2 hp motor be re-lubricated or replaced?

Inspect the Class B insulated bearings annually; re-lubricate or replace if noise or vibration appears, especially when operating near the 104 °F maximum ambient temperature.

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