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20JM-3-50-36 - 230/460V 326JM 50HP 3552RPM PREMIUM PUMP

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230/460V 326JM 50HP 3552RPM PREMIUM PUMP
Electric Motors/Close Coupled Pump Motors/JM Close Coupled Pump Motors
230/460V 326JM 50HP 3552RPM PREMIUM PUMP
Item #: 20JM-3-50-36
Elektrim Premium TEFC IP55 3600RPM cast iron foot mounted JM Close Coupled Pump motor features a high 1.2 service factor, oversized bearings and VPI and is ideal for horizontal and vertical fluid transfer applications.

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Technical Details


Item Number: 20JM-3-50-36

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Product Group Close Coupled Pump Motors
Series 20JM Series
Efficiency Premium
Phase PH 3
Horsepower HP 50
RPM RPM 3600
Nominal RPM 60Hz RPM 3552
Frame 326JM
Mount Footed C-Face
Removable / Rotatable / Double Drilled Feet Yes / No / Yes
Voltage V 208-230/460V 60Hz & 190/380V 50Hz
Hertz Hz 60
Winding Connection Double Delta / Delta
Inverter Rated 20:1 VT
Full Load Torque [FLT] 60Hz lb-ft 74
Lock Rotor Torque [LRT] 60Hz % 145
Break Down Torque [BDT] 60Hz % 200
FLA [115V] / [208V] / [230V] / [460V] / [575V] / [796V] 60Hz A -- / 121.6 / 110 / 55 / 44 / --
LRA % % 658
Lock Rotor Amps [230V] / [460V] / [575V] / [796V] 60Hz A 724 / 362 / 290 / --
Efficiency at Full / 0.75 / 0.50 Load 60Hz % 93 / 93.7 / 93.5
Power Factor Full / 0.75 / 0.50 Load 60Hz % 92 / 92 / 89
RPM 50Hz RPM 3000
Nominal RPM 50Hz RPM 2942
FLA [190V] / [230V] / [380V] / [400V] 50Hz A 128 / -- / 64 / --
Efficiency at Full / 0.75 / 0.50 Load 50Hz % 92.4 / -- / --
FL Power Factor 50Hz % 92
NEMA / IEC Design B
Code Letter G
Service Factor 60Hz / 50Hz 1.2 / 1
Insulation Class F
Rotor WK2 [lb-ft] / [kgm2] 4.7
DE Bearing / ODE Bearing 6312 C3 / 6312 C3
Impregnation Method Vacuum Pressure Impregnation (VPI)
PTC Thermistors / Space Heater Standard / Option
Junction Box / Fan Guard Cast Iron / Rolled Steel
Mounting Position / Protection Degree F1 / IP55
Enclosure TEFC
Finish RAL5010
Net Weight / Ship Weight lb 655 / 765
Warranty 3-Years
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