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Leeson Three-Phase 1/3 HP Explosion Proof Electric Motor - 1200 RPM, 56H Frame | Rigid Base
A6T11EB21-electric-motor
A6T11EB21-electric-motor
 


Product Code: A6T11EB21-MOTOR
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Description
 
Leeson A6T11EB21 0.33 HP explosion proof electric motor is a three phase, 1200 RPM 56H frame size motor with a rigid base. This hazardous application motor is rated for Division I and Division II, class I, groups C and D, as well as Class II Groups F and G. Being manufactured in accordance to National Electrical Manufacturers Association (NEMA) standard means that this electric motor will drop-in replace most of the common brands out there, and this motor even includes an explosion proof conduit box. More specifically, Leeson motors use a premium double-shielded ball bearing, has an industry leading warrantee, and meets all UL as well as CSA Safety Requirements. The A6T11EB21 (catalog # 111940.00) explosion proof motor has an automatic overload protection for additional safety and ease of mind. When making a selection of an explosion proof motor it is important to select a motor that is approved for use in the specific class or group that defines the hazardous environment the motor will run in, refer to "Explosion Proof Motor Classification" on our main explosion proof motor main page for more information. For additional information or to get a quote on a Leeson Three-Phase 1/3 HP Explosion Proof Electric Motor, 1200 RPM, 56H Frame, Rigid Base please contact us and we will be happy to assist you.

Leeson A6T11EB21 Explosion Proof Motor Specifications

  • Download - A6T11EB21 Motor Connection
  • Download - A6T11EB21 Motor Outline/ Drawing
  • Download - A6T11EB21 Motor Certification
  • Download - A6T11EB21 Motor Performance
  • Download - A6T11EB21 Motor Operation Manual
  • Download - A6T11EB21 Motor Complete Data Pack

A6T11EB21 General Information

UPC
Weight
Package Length
Package Width
Package Height
691720010297 42.00 lbs 19.5 in 10.44 in 10.88 in

A6T11EB21 Nameplate Information

Output HP
Frequency
Current
Service Factor
Efficiency
0.33 Hp 60/50 Hz 1.5-1.5/0.75 A 1 76.5%
Duty Design Code Frame Thermal Protection Drive End Bearing Size
Continuous B 56 Automatic 6203
UL CE Hazardous Location Output KW Voltage
UL Listed and CSA Certified N EXP PROOF CL | GR C&D CL || GR F&G T3C 0.25 kW 208-230/460 V
Speed Phase Power Factor Insulation Class KVA Code
1,140 rpm 3 57 B L
Enclosure Ambient Temperature
(Celsius) 		Opp Drive End Bearing Size CSA IP Code
Explosion Proof Non Ventilated 40 6203 Y 54
Hazardous Location: EXP PROOF CL I GR C&D CL II GR F&G T3C

A6T11EB21 Technical Information

Electrical Type Poles Resistance Main Motor Operation
Squirrel Cage Induction Run 6 52.6 Ohms Horizontal
Opp Drive End Bearing Shaft Type Frame Length Shaft Extension
Ball NEMA 56 8.31 in 1.88 in
Starting Method Rotation Mounting Drive End Bearing
Across the Line Reversible Rigid Base Ball
Frame Material Overall Length Shaft Diameter Assembly/ Box Mounting
Rolled Steel 13.97 in 0.625 in F1 Only

A6T11EB21 Speed Characteristics

Curve-Point Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (HP)
2/3 3.30 440.0 4.60 307.0 600 - - 0.33
Locked-Rotor 3.70 493.0 4.40 293.0 0 - 63.0 0.33
No Load 0.55 73.0 0.00 0.0 1,200 - - 0.33
Pull-Up 3.50 467.0 4.20 280.0 400 - - 0.33
1/3 3.60 347.0 5.80 387.0 825 - 77.0 0.33
Break-Down 2.60 347.0 5.80 387.0 825 - 77.0 0.33
Full Load 0.75 100.0 1.50 100.0 1,140 - - 0.33

A6T11EB21 Load Characteristics

% of Rated Load 0% 25% 50% 75% 100% 115%125%
Current (Amps) 0.55 0.60 0.65 0.70 0.75 0.80 0.85

Rated Output (KW) 0.08 0.12 0.18 0.25 0.32 0.35 0.40

Efficiency (%) 0.0 56.0 69.0 74.0 76.5 76.5 76.5

Power Factor (%) 11.0 25.0 38.0 49.0 57.0 62.0 64.0

Speed (RPM) 1,200 1,185 1,170 1,155 1,140 1,130 1,125

Temp. Rise @ FL 0.0 0.0 0.0 0.0 50.0 70.0 0.0

Torque (ft-lbs) 0.00 0.37 0.75 1.10 1.50 1.70 1.90





Explosion Proof Motors | Hazardous Application Electric Motors
Features
    • Premium Quality Explosion Proof Motor
    • Meets All UL as Well as CSA Safety Requirements
    • Uses Precision Double Shielded Bearings

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