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143THEN8034 – Marathon 1 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 143TC Frame, EPNV – Y978

143THEN8034 – Marathon 1 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 143TC Frame, EPNV – Y978

143THEN8034 Marathon 2000:1 Explosion Proof Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

  • BEI H38 explosion proof encoder 1024 ppr, Class I Groups C & D,Class II Groups E, F, G included
  • MAX GUARD® Class F insulation system
  • Constant torque operation from 0 to base speed on vector drive
  • Constant Horsepower operation up to twice base RPM
  • Optimized for operation with IGBT inverter (NEMA Design A)
  • F1 standard, NOT field reversible to F2, Meets temperature code T3B
  • Suitable for Group C
  • Normally closed thermostats (one per phase, Class F)
  • Cast iron frame and brackets
  • UL listed file no. E12044, MC228275/ CSA certified file no. LR47504, MC236833

Marathon Motors
Regal Beloit

Original price was: $14,929.00.Current price is: $8,674.34.

Description

143THEN8034 – Marathon 1 HP Variable Speed Motor, 3 phase, 1800 RPM, 230/460 V, 143TC Frame, EPNV – Y978

143THEN8034 Marathon 2000:1 Explosion Proof Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

General Specifications

UPC: 722856025548 Weight: 86 LB
Packaged Length: 29 IN Packaged Width: 13.25 IN
Packaged Height: 12 IN

Nameplate Specifications

Output HP: 1 Hp Output KW: 0.75 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 3.0/1.5 A Speed: 1756 rpm
Service Factor: 1 Phase: 3
Efficiency: 85.5 % Power Factor: 72
Duty: Continuous Insulation Class: F
Design Code: INV KVA Code: M
Frame: 143TC Enclosure: Explosion Proof Non Ventilated
Thermal Protection: Thermostats (N/C) Ambient Temperature: 40 °C
Drive End Bearing Size: 6205 Opp Drive End Bearing Size: 6205
UL: UL Listed And CSA Certified CSA: Y
CE: N IP Code: 54
Hazardous Location: EXP PROOF CL I GR C&D CL II GR F&G T3C

Technical Specifications

Electrical Type: Squirrel Cage Inverter Duty Starting Method: Inverter Only
Poles: 4 Rotation: Reversible
Resistance Main: 13.8 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: 21.44 in
Frame Length: 7.50 in Shaft Diameter: 0.875 in
Shaft Extension: 2.12 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)
1/3 13.00 867.0 10.50 350.0 150 1.00
Locked-Rotor 13.50 900.0 10.80 360.0 0 67.0 1.00
2/3 12.00 800.0 12.00 400.0 800 1.00
Pull-Up 12.50 833.0 11.00 367.0 600 1.00
No Load 0.85 57.0 0.00 0.0 1,800 1.00
Break-Down 9.00 600.0 14.00 467.0 1,300 81.5 1.00
Full Load 1.50 100.0 3.00 100.0 1,756 1.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 125 % 150 % 200 %
Current (Amps) 0.85 0.90 1.00 1.20 1.50 1.70 2.10 2.50
Rated Output (KW) 0.09 0.25 0.45 0.65 0.85 1.10 1.30 1.70
Efficiency (%) 0.0 79.0 85.5 86.5 85.5 85.5 84.0 81.5
Power Factor (%) 9.5 33.5 53.5 67.0 72.0 80.0 83.5 83.5
Speed (RPM) 1,800 1,790 1,780 1,768 1,756 1,745 1,730 1,700
Temp. Rise @ FL 0.0 0.0 0.0 0.0 40.0 0.0 0.0 0.0
Torque (ft-lbs) 0.00 0.75 1.50 2.20 3.00 3.80 4.60 6.00

Marathon Motors
Regal Beloit

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