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Industrial Motors

Marathon Electric K381, 1/2 Hp, 1800 Rpm, 56 FR, 208-230/460 Vac, 3 PH, Dripproof, Resilient Base, Fan Blower Motor, None Over Load, 5K42HN4089.

Marathon Electric K381, 1/2 Hp, 1800 Rpm, 56 FR, 208-230/460 Vac, 3 PH, Dripproof, Resilient Base, Fan Blower Motor, None Over Load, 5K42HN4089.

$676.00
$676.00
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K381, 1/2 Hp, 1800 Rpm, 56 FR, 208-230/460 Vac, 3 PH, Dripproof, Resilient Base, Fan Blower Motor, None Over Load, 5K42HN4089.

Engineering Data

Nameplate Specifications

Output HP  0.5 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  1.25
Phases  3
Efficiency  78.7 %
Duty  CONT
Insulation Class  B
Design Code  B
KVA Code  K
Frame  56
Enclosure  DP
Overload Protector  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  CCW/CW
Mounting  RB
Motor Orientation  ANY
Drive End Bearing  BALL
Opp Drive End Bearing  BALL
Frame Material  Rolled Steel
Overall Length  10.05 in
Frame Length  5.72 in
Shaft Diameter  0.63 in
Shaft Extension  1.88 in
Thru-bolts Extension  0

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