Marathon 75 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 365T Frame, TEFC - Y574

Catalog #:Y574
Part #:365THFS8036
  • MAX GUARD® Class H insulation system
  • Constant torque operation from 0 to base speed on vector drive, including TEFC (On Volts/Hertz drives, TEFC motors are limited to 20:1 constant torque
  • Constant HP operation to twice base speed (143-256 frame);1.5 times base (all others)
  • Optimized for operation with IGBT inverter (NEMA Design A)
  • Normally closed thermostats (one per phase, class F)
  • Blue Chip quality, cast iron frame and brackets
  • Patented “fracket” design (TEBC enclosure)
File is not found. Please try again or contact customer service.
Sorry, at this time this product does not comply with the standards of the country you selected.
This product complies with the standards of the country you selected.
The account you are currently on does not have access to purchase this product. Please change to your {0} account to purchase.
The following item(s) have been moved to {0}: {1}
Quantities over {0} may require additional lead time. A Regal representative will contact you if this occurs.
You can only order in multiples of {0}. Please enter a valid quantity for this item.
You have no products selected for comparison. Please select at least two products to compare using the 'Add to Compare' checkbox found on product list pages or product detail pages.
Sorry, this item is no longer available.
Discontinued
Available warehouses not found.
Weight:1,061.00 LB
List Price: $16,934.00

General Specifications

UPC: 722856025272 Weight: 1,061.00 LB
Packaged Length: 37.88 IN Packaged Width: 31.88 IN
Packaged Height: 26.93 IN

Nameplate Specifications

Output HP: 75 Hp Output KW: 56.0 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 184.0/92.0 A Speed: 1780 rpm
Service Factor: 1 Phase: 3
Efficiency: 94.1 % Power Factor: 82
Duty: Continuous Insulation Class: H
Design Code: INV KVA Code: J
Frame: 365T Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: Thermostats (N/C) Ambient Temperature: 40 °C
Drive End Bearing Size: 6314 Opp Drive End Bearing Size: 6312
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: Squirrel Cage Inverter Duty Starting Method: Inverter Only
Poles: 4 Rotation: Reversible
Resistance Main: .064 Ohms Mounting: Rigid base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: T Overall Length: 34.71 in
Frame Length: 14.50 in Shaft Diameter: 2.375 in
Shaft Extension: 6.12 in Assembly/Box Mounting: F1/F2 CAPABLE

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
Locked-Rotor 720.00 783.0 560.00 253.0 0 36.0 75.00
Break-Down 400.00 435.0 740.00 335.0 1,675 68.0 75.00
Pull-Up 650.00 707.0 500.00 226.0 900 75.00
Full Load 93.00 101.0 221.00 100.0 1,780 75.00
1/3 700.00 761.0 475.00 215.0 600 75.00
No Load 40.00 43.0 0.00 0.0 1,800 75.00
2/3 550.00 598.0 600.00 271.0 1,200 75.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 125 % 150 % 200 %
Current (Amps) 42.50 47.50 59.00 75.00 92.00 112.00 0.00 0.00
Rated Output (KW) 2.50 15.80 30.00 44.50 59.50 74.50 0.00 0.00
Efficiency (%) 0.0 88.5 93.0 94.1 94.1 93.6 0.0 0.0
Power Factor (%) 5.5 41.0 64.0 75.0 82.0 84.0 0.0 0.0
Speed (RPM) 1,800 1,795 1,790 1,785 1,780 1,775 0 0
Temp. Rise @ FL 0.0 0.0 0.0 0.0 55.0 0.0 0.0 0.0
Torque (ft-lbs) 0.00 55.00 110.00 165.00 221.00 278.00 0.00 0.00
This name is used, please enter another
{0} was created successfully.
{0} was deleted successfully.
Please select an account
Profile updated successfully.
Thank you for your registration request. We have submitted your information to your company's administrator for review and approval.
You have been logged out due to inactivity. Please log in again.
The following items have been added to your cart: {0}