Specification

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© 2016 Delta T Corporation dba Big Ass Solutions. All rights reserved | An ISO 9001 certified company | BFN-MKTG-62-ENG -01 REV. A | December 14, 2016
TECHNICAL
SPECIFI CATIONS
Big Ass Fan 4900
Technical Specifications
Diameter (A) Weight
1
Max speed Airfoil clearances
2
Input power and required breaker Max amps Motor
Sound at max
speed
3
14 ft (4.3 m) 145 lb (65.8 kg) 101 RPM
10 ft (3 m) above floor
2 ft (0.6 m) on sides
5 ft (1.5 m) below ceiling deck
100–125 VAC, 50/60 Hz, 1 Φ, 20 A 11 A 1.0 hp (0.75 kW) < 55 dBA
1
Weight does not include mount or extension tube.
2
Measure the distance from the tip of the winglet to the ceiling or major obstruction.
3
Fans are sound tested at maximum speed in a laboratory environment. Actual results in field conditions may vary due to sound reflecting surfaces and environmental conditions.
Lead times may vary.
See full warranty for coverage information.
Specifications subject to change without notice.
Certified to UL 507 and CSA C22.2
The unique aerodynamic design eliminates
vortex formation at the airfoil tips.
Big Ass Fan 4900 is an impressive and economical fan package for
workshops, small manufacturing facilities and industrial spaces. Easy
installation, superb performance and year-round energy savings — just
what you’d expect from Big Ass Fans.
WHEN SIZE MATTERS
• Convenient Installation — Lightweight and pre-wired for easier,
faster installation; plug and play in any 110–125 V, 20 A receptacle
• Airfoils — Six patented aluminum airfoils (mill finish)
• Winglets — Cued winglets eliminate wind noise (safety yellow)
• Motor and Gearbox — Industrial-grade motor and gearbox feature
inline helical-cut gears for ecient, durable, and reliable operation;
lubricated for life with synthetic oil
• Hub System — Machine-cut precision components for uniform load
distribution
• Controller — NEMA 4X variable speed drive is pre-wired to the
motor with a 50-foot (15.2 m) cord and includes a 10-foot (3 m) AC
supply power cord
• Mounting — Standard upper mount with 36-inch (914 mm)
extension tube installs to I-beams and angle iron
• Safety Features — Airfoil retainers, hub retainer clips, safety cables,
Grade 8 bolts, fire relay (must be wired if required by local code)
• Eciency — Moves more air than 70 standard ceiling fans at just a
fraction of the operating cost
14 ft (4.3 m)
24 in.
(610 mm)
69 in.
(1753 mm)
28 in.
(711 mm)
VFD Dimensions
Height: 8 in. (203 mm)
Width: 6.28 in. (160 mm)
Depth: 4.47 in. (114 mm)