Marathon Electric K550 Product Information Packet
PRODUCT INFORMATION PACKET
Model No: 5K42HN4133
Catalog No: K550
1/2 HP General Purpose Pump Motor, 3 phase, 1800 RPM, 208-230/460 V, 56J Frame, TEFC
General Purpose Pump Three Phase Motors
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©2020 Regal Beloit Corporation, All Rights Reserved. MC017097E
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Product Information Packet: Model No: 5K42HN4133, Catalog No:K550 1/2 HP General Purpose Pump Motor, 3 phase, 1800 RPM, 208-230/460 V, 56J
Frame, TEFC
Nameplate Specifications
Output HP 0.50 Hp Output KW 0.37 kW
Frequency 60 Hz Voltage 208-230/460 V
Current 2.3-2.2,1.1 A Speed 1725 rpm
Service Factor 1 Phase 3
Efficiency 78.7 % Power Factor 0
Duty Continuous Insulation Class B
Design Code B KVA Code K
Frame 56J Enclosure Totally Enclosed Fan Cooled
Thermal Protection N/R Ambient Temperature 40 °C
Drive End Bearing Size 6203 Opp Drive End Bearing Size 6203
UL Recognized CSA Yes
CE N
Technical Specifications
Electrical Type Three Phase Starting Method N/R
Poles 4 Rotation Counterclockwise/Clockwise
Mounting Round Motor Orientation ANY
Drive End Bearing LOCKED Opp Drive End Bearing Ball
Frame Material Rolled Steel Overall Length 11.52 in
Frame Length 5.72 in Shaft Diameter 0.630 in
Shaft Extension 2.39 in
Connection Drawing 113A930FIG2 Outline Drawing 52A109652P1
This is an uncontrolled document once printed or downloaded and is subject to change without notice. Date Created:03/11/2020
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