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 »
 
 
449TSTDN7001-Marathon-Dealers Industrial
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450 HP, 3600 RPM, 460 Volts, 3 PH, ODP, 449TS, Marathon, 449TSTDN7001

Model #: 449TSTDN7001  
449TSTDN7001
 
Stock:  Backordered
HP : 450
RPM : 3600
Enclosure : ODP
Frame : 449TS
Frame Remarks : 
mounting : Rigid Base
Volts : 460
Phase : 3
Manufacturer : Marathon Electric
Item Condition : FACTORY NEW
Category : Electric Motor
Weight:  2544 lbs
Our Price:
$32,900.88
 
 
Out of Stock

Marathon 450 HP Fire Pump Motor, 3 phase, 3600 RPM, 460 V, 449TS Frame, ODP - H818

Features

  • Designed for use on pumps for fire pump duty
  • UL file EX5190, CSA file LR2025 and CE mark
  • 50°C ambient
  • Red paint on 25 HP through 200 HP
  • NEMA Design B, Code G or less
  • Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower
  • Single voltage motors have 12 leads and are suitable for wye-delta, across the line, or part winding start
  • Dual voltage motors have 12 leads, suitable for wye-delta or across the line start on either voltage, or part winding start on low voltage

Specifications

  • Model #: H818
  • Output: 450 HP
  • RPM: 3600
  • Voltage: 460V @ 60Hz)
  • Full Load Amps: 502.0 A
  • Enclosure: ODP (Open Drip Proof)
  • Frame: 449TS
  • Mounting: Rigid Base
  • Service Factor: 1.15
  • Power Factor: 88
  • NEMA Design: B
  • Efficiency: 95.8 (NEMA PREMIUM)
  • Bearings: 6314 / 6314
  • Shaft dimensions (dia x len): 2-3/8" x 4-3/4"
  • Factory New with manufacturer's warranty
  • IP Code: 12
  • Electrical Type: Squirrel Cage Induction Run
  • Starting Method: Part Wdg Start & Wye Start Delta Run
  • Mounting: F1/F2 CAPABLE
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