What is a Variable Frequency Drive?
A variable frequency drive is an electronic device that allows you to start, stop, and control the speed of a three phase motor. It is also a motor starter as it is equipped with overload protection. Read more »
What is the difference between a 'new surplus' motor and a 'factory new' motor?
Our New Surplus electric motors and drives are new and unused overstock or discontinued items offered at lower prices and come with our 90-day warranty.

Factory New products are competitively priced and come with a manufacturers warranty.
Variable frequency drives (VFDs or inverters) now play an important part in major industry.
Within the last 10 years they have been perfected to control and vary the speed of 3 phase electric motors. They serve many purposes, besides speed control. Homeowners and hobbyist alike, who have lathes or milling machines with a 3 phase motor, usually don't have 3 phase power to operate. These VFDs (instead of using a rotary phase converter) can now be used to convert single phase power to 3 phase power. Read more »
 
 
Dealers Electric-Marathon
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1 HP, 850 RPM, 575 Volts, DP, 56Z, N/R, Marathon, K1511


Free Ground Shipping with Marathon motor orders over $1000
Model #: 5K48WN3181S  
5K48WN3181S
 
Stock:  10
HP : 1
RPM : 900
Enclosure : ODP
Frame : 56Z
Frame Remarks : N/R
Volts : 575
Phase : 3
Manufacturer : Marathon Electric
Classification : Condenser Fan Heat Pump
Item Condition : Factory New
Weight:  44 lbs
Retail Price$950.00
Our Price:
$507.57
You Save:$442.43 (47%)
 

Condenser Fan/Heat Pump
Three Phase, Open Air Over

Belly Band/Resilient Ring

  • APPLICATIONS:
    • Commercial condenser fans may be installed outdoors. These motors need to be mounted within the airflow of the fan for proper cooling. Used on Trane, Carrier, Climatrol and York units, 5 tons and larger.
  • FEATURES:
    • 70°C ambient (except as noted)
    • Enclosed shaft end bracket, vented frame
    • Automatic reset thermal protector
    • Nameplate 60/50 hertz 190/380 volts, at next lower HP (except as noted)
    • Double sealed ball bearings
    • 5/8? Dia. x 5? long shaft with flat and keyway
    • Ball bearings
    • Threaded lead exit
    • Patented VCD™ - Voltage Change Device
    • 4 Locating screws 90 degrees apart, 3.33? from outer edge of shaft slinger
    • Hubs on both ends will accept resilient base kits (Call for availability) (except X524 and X526 - horizontal only)
    • UL Recognized and CSA Certified
    • External shaft slinger on all, internal slinger on 5K models
    • Factory New
    • Manufacturer Three Year Warranty
    • Catalog #: K1511
    • HP : 1.00
    • Voltage : 575
    • kW : N/A
    • FL Amps : 2.0
    • RPM : 850
    • FL Eff : 0 %
    • SF : 1
    • Phase : 3
    • Insulation Class : B
    • Frame : 56Z
    • Duty : Continuous
    • Enclosure : DP
    • Ambient : 65
    • Mounting : N/R
    • NEMA Design :
    • Orientation : Vertical Shaft Up
    • Starting Type : Squirrel Cage Induction
    • Assembly : N/A
    • KVA Code : H
    • Drive End Bearing : BALL
    • IP Code :
    • Opposite End Bearing : BALL
    • Drive End Bearing Size : 6203
    • Opposite End Bearing Size : 6203
    • Hazardous Location : N/R
    • Weight : 44 lbs
    • CE : N/A
    • CSA : N/A
    • UL : Y
    • Thermal Protection : Automatic
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