KBB50-50 Double Blower

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Electrical (Volts/Hz):

Model	Volts/Hz	CFM @ 0" S.P.	Cutoff S.P.	RPM Nominal	Amps		Watts	Approx. Weight
Model	Volts/Hz	CFM @ 0" S.P.	Cutoff S.P.	RPM Nominal	Run	L.R.	Watts	Lbs.	Kg.
KBB50-50	115/60	500	0.9	1700	1.5	4.7	150	15	6.8
	115/50	420	0.61	1700	1.5	4.7	150	15	6.8
K2BB50-50	230/60	500	0.9					15	6.8
	230/50	420	0.61					15	6.8

For 230 Volt details, contact factory.

TECHNICAL DATA

Model Number	Volts/Hz	CFM @ 0" S.P.	Cutoff S.P.	Watts
KBB50-50	115/60	500	0.9	150
Cutoff S.P.: 0.9 RPM Nominal: 1700 Amps, Run: 1.5 Amps, L.R.: 4.7 Approx. weight: 15 lbs. (7 kg)
KBB50-50	115/50	420	0.61	150
Cutoff S.P.: 0.61 RPM Nominal: 1700 Amps, Run: 1.5 Amps, L.R.: 4.7 Approx. weight: 15 lbs. (7 kg)
K2BB50-50	230/60	500	0.9
Cutoff S.P.: 0.9 RPM Nominal: Amps, Run: Amps, L.R.: Approx. weight: 15 lbs. (7 kg)
K2BB50-50	230/50	420	0.61
Cutoff S.P.: 0.61 RPM Nominal: Amps, Run: Amps, L.R.: Approx. weight: 15 lbs. (7 kg)

For 230 Volt details, contact factory.

Standard Features
Accessories & Options
Performance
Arrangement
Similar Models
Documents

• 500 CFM Capacity
• Full performance in any mounting position
• Rugged construction with baked powder finish
• UL/CSA Ball-Bearing Motors

All motors, whether permanent split capacitor or shaded pole, are UL/CSA Recognized and include automatic-reset thermal overload protection. Designed for low temperature rise, Kooltronic motors are also cooled by the blowers' intake air, for maximum motor life. All motors are UL Recognized and carry a Declaration of Conformity to applicable CE Standards. Special permanent lubricants perform over a broad temperature range: -20°F (-29°C) to 250°F (121°C).

• 12-inch [304.8mm] (minimum) power and ground leads

• Airflow Switch (Basic Blowers)
• Automatic Speed Control (Basic Blowers)
• Inlet Finger Guard
• Other voltages and frequencies
• Special external paint finishes
• Special line cord or connectors

KBB50-50 Double Blower performance chart

Click on image for larger view
General Arrangement Thumbnail

KBB50-50 Double Blower general arrangement drawing

Dimensions, inches [mm], are for reference only and subject to change.

Model	Guideline Dimensions (H x W x D)*	CFM @0" S.P.
KBB25-25 Double Blower	5.25 x 9.50 x 4.93	128-155
KBB30-30 Double Blower	6.06 x 9.50 x 5.38	162-185
KBB36-36 Double Blower	7.13 x 12.06 x 6.44	340-390
KBB37-37 Double Blower	7.19 x 13.50 x 6.44	405-465
KBB43-43 Double Blower	8.25 x 11.63 x 7.31	380-450
KBB57-57 Double Blower	9.75 x 13.88 x 8.44	480-560
KBB60-60 Double Blower	11.06 x 12.00 x 9.25	585-665
KBB64-64 Double Blower	11.38 x 14.00 x 10.63	750-890
KBB80-80 Double Blower	13.75 x 14.00 x 12.13	1020-1200
*See model specifics for drawings, dimensions, mounting or cutout plans.

Data Sheet

KBB50-50 Product Data Sheet [710Kb]

Literature

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	Short-Form Catalog (16 pages) [897Kb]
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	Airflow Switch Data Sheet [159Kb]
	Impeller Blower Brochure [650Kb]
	Laboratory Environmental Testing Services [157Kb]
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	Packaged Blower Quick-Sheet [92Kb]

Contact Info:
	Kooltronic, Inc. 30 Pennington-Hopewell Road Pennington, NJ 08534 USA
	609-466-3400 800-321-KOOL
	609-466-1114 (fax)
	Contact Us

KBB50-50 Double Centrifugal Blowers