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H504A

MARATHON ELECTRIC
H504A

Explosion Proof / Hazardous Location Motor - 350 hp, 1800 rpm, 3 ph, 208-230/460 V, 447/449T Frame, EPFC (Explosion Proof Fan Cooled) Enclosure, 60 Hz, 1785 rpm Base, Rigid Base Mount, Continuous Duty
MI ITEM #07085010
MFR #H504A
Price$121,903.02/each
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MARATHON ELECTRIC H504A
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MARATHON ELECTRIC
H504A

Explosion Proof / Hazardous Location Motor - 350 hp, 1800 rpm, 3 ph, 208-230/460 V, 447/449T Frame, EPFC (Explosion Proof Fan Cooled) Enclosure, 60 Hz, 1785 rpm Base, Rigid Base Mount, Continuous Duty
MI ITEM #07085010
MFR #H504A
Availability:
In Stock
Factory Order
Shipping
Shipping time may vary. Motion rep will advise.
This product requires a Quote Request and may take longer to process and ship
Price$121,903.02/each

MARATHON ELECTRIC
H504A

Explosion Proof / Hazardous Location Motor - 350 hp, 1800 rpm, 3 ph, 208-230/460 V, 447/449T Frame, EPFC (Explosion Proof Fan Cooled) Enclosure, 60 Hz, 1785 rpm Base, Rigid Base Mount, Continuous Duty
Price$121,903.02/each

Specifications

Dimensions

  • Drive End Bearing Size
    NU319
  • Frame Size
    447/449T
  • Motor Length Less Shaft
    28.75 in
  • Opposite Drive End Bearing Size
    6318
  • Overall Length C Dimension
    51.85 in
  • Service Factor
    1.00
  • Shaft Diameter
    3.3750 in
  • Weight
    3300 lbs

Details

  • 2D Drawing
    Click here
  • Ambient Temperature Range
    40 °C
  • Assembly Box Mounting
    F1 Only
  • Base RPM
    1785 rpm
  • Description Keyword
    350 hp
  • Duty Condition Type
    Continuous Duty
  • Electrical Type
    Squirrel Cage Inverter Rated
  • Enclosure Type
    EPFC (Explosion Proof Fan Cooled)
  • Frame Material
    Cast Iron
  • Frequency Rating
    60 Hz
  • Full Load Current
    395.00 A
  • Full Load Efficiency
    96.20 %
  • Insulation Class
    F
  • IP Rating
    54
  • KVA Code
    G
  • kW
    260 kW
  • Manufacturer Product Page
    Click here
  • Manufacturer Upc Number
    722856051714
  • Motor Category
    General Purpose Motor
  • Motor Horsepower
    350 hp
  • Motor Orientation
    Horizontal
  • Motor Phase
    3 ph
  • Motor Poles
    4-pole
  • Motor Supply Voltage
    208-230/460 V
  • Mounting Type
    Rigid Base
  • NEMA Design Class
    B
  • Opposite Drive End Bearing Type
    Ball
  • Product Type
    Explosion Proof (Hazardous Location) Motors
  • Shaft Rotation
    Reversible
  • Shaft Type
    T
  • Starting Method
    Part Wdg Start & Wye Start Delta Run Or Inverter
  • Synchronous Rpm
    1800 rpm
  • Thermal Protection
    None
  • Type Of Bearing
    Roller
  • Volts @ Frequency
    460 V @ 60 Hz
  • Wiring Diagram
    Click here

Overview

Mfr description
H504A 449TTGS16557 350HP
  • 10:1 Variable torque, see Inverter Duty column for constant torque
  • MAX GUARD® Class F insulation system
  • Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
  • Internal and external surfaces treated with epoxy paint
  • 1.15 Service Factor on sinewave or 1.0 Service Factor on IGBT power
  • Precision balanced to .08”/sec.
  • Extended grease tubes
  • Normally closed thermostats (must be connected to control circuit)
  • Meets temperature code T3B, Shaft slinger, Nameplated 60/50 Hz, 190/380 Volts, at next lower HP, as noted

Compliance & Safety Data

Click on an icon below to learn more about the compliance and safety data
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