Explosion Proof Motor, 20 & 15 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 3600 & 3000 RPM, 256TC Frame, EPFC
Explosion Proof Motor, 20 & 15 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 3600 & 3000 RPM, 256TC Frame, EPFC
Part#: 256TTGCD6505
Catalog#: C500
Model#: 256TTGCD6505AA
Weight: 435 lb
Key Features
- IP-54, Meets NEMA Premium® efficiency, Blue Chip Hazadous Duty® XRI® Motor
- Class F Insulation System, 10:1 Constant torque, 10:1 Variable torque, MAX GUARD® Class F insulation system, Internal and external epoxy paint
- Explosion Proof Division 1 Class I, Groups C & D, Class II, Groups F & G Meets temperature code T3B,
- Blue Chip Series® quality, 100% cast iron construction for rigidity and reduced vibration
- 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)
- Brass Breather Drains both ends, Pipe Plugs both ends
- UL Recognized, CSA Certified, and CE Mark
Specifications
| Phase | Phase: 3 | Output HP | Output HP: 20 & 15 Hp |
| Output KW | Output KW: 14.9 & 11.2 kW | Voltage | Voltage: 230/460 & 190/380 V |
| Speed | Speed: 3540 & 2945 rpm | Service Factor | Service Factor: 1.0 & 1.0 |
| Frame | Frame: 256TC | Enclosure | Enclosure: Explosion Proof Fan cooled |
| Thermal Protection | Thermal Protection: Thermostat | Efficiency | Efficiency: 91 & 90.2 % |
| Ambient Temperature | Ambient Temperature: 50 °C | Frequency | Frequency: 60 & 50 Hz |
| Current | Current: 47.5/23.7 & 43.5/21.7 A | Power Factor | Power Factor: 87.5 |
| Duty | Duty: Continuous | Insulation Class | Insulation Class: F |
| Design Code | Design Code: B | KVA Code | KVA Code: G |
| Drive End Bearing Size | Drive End Bearing Size: 6309 | Opp Drive End Bearing Size | Opp Drive End Bearing Size: 6210 |
| UL | UL: UL Listed And CSA Certified | CSA | CSA: Y |
| CE | CE: N | IP Code | IP Code: 54 |
| Number of Speeds | Number of Speeds: 1 | Hazardous Location | Hazardous Location: DIV 1 EXP PROOF CL I GR CD CL II GR FG T3C |
| Electrical Type | Electrical Type: Squirrel Cage Induction Run | Starting Method | Starting Method: Across The Line |
| Poles | Poles: 2 | Rotation | Rotation: Reversible |
| Resistance Main | Resistance Main: .546 Ohms | Mounting | Mounting: Rigid Base |
| Motor Orientation | Motor Orientation: Horizontal | Drive End Bearing | Drive End Bearing: Ball |
| Opp Drive End Bearing | Opp Drive End Bearing: Ball | Frame Material | Frame Material: Cast Iron |
| Shaft Type | Shaft Type: T | Shaft Diameter | Shaft Diameter: 1.625 in |
| Assembly/Box Mounting | Assembly/Box Mounting: F1 ONLY |
| Service Factor | Service Factor: 1 | Frame Suffix | Frame Suffix: TC |
| Current | Current: 47.5/23.7 A | Synchronous RPM | Synchronous RPM: 3600 & 3000 rpm |
| Frequency | Frequency: 60 Hz | Speed | Speed: 3540 rpm |
| Connection Drawing | Connection Drawing: EE7308T | Outline Drawing | Outline Drawing: SS203036-1225 |
| Voltage | Voltage: 230/460 V | Output KW | Output KW: 14.9 kW |
| Output HP | Output HP: 20 Hp | Frame Size | Frame Size: 256 |
| Efficiency | Efficiency: 91 % | Packaged Length | Packaged Length: 30.19 IN |
| Weight | Weight: 435.00 LB | UPC | UPC: 722856212436 |
| Packaged Width | Packaged Width: 16.50 IN | Country of Origin | Country of Origin: Mexico |
| Packaged Height | Packaged Height: 14.00 IN |
| % of Rated Load | 0% | 25% | 50% | 75% | 100% | 115% | 125% |
|---|---|---|---|---|---|---|---|
| % of Rated Load: Current (Amps) | 0%: 8.10 | 25%: 10.00 | 50%: 13.60 | 75%: 18.30 | 100%: 23.70 | 115%: 27.10 | 125%: 29.50 |
| % of Rated Load: Rated Output (KW) | 0%: 0.90 | 25%: 4.40 | 50%: 8.30 | 75%: 12.30 | 100%: 16.50 | 115%: 19.00 | 125%: 20.80 |
| % of Rated Load: Efficiency (%) | 0%: 0.0 | 25%: 84.5 | 50%: 89.5 | 75%: 91.0 | 100%: 91.0 | 115%: 90.6 | 125%: 89.9 |
| % of Rated Load: Power Factor (%) | 0%: 9.0 | 25%: 56.0 | 50%: 76.5 | 75%: 84.0 | 100%: 87.5 | 115%: 88.5 | 125%: 88.5 |
| % of Rated Load: Speed (RPM) | 0%: 3,600 | 25%: 3,585 | 50%: 3,570 | 75%: 3,555 | 100%: 3,540 | 115%: 3,530 | 125%: 3,522 |
| % of Rated Load: Temp. Rise @ FL | 0%: 0.0 | 25%: 0.0 | 50%: 0.0 | 75%: 0.0 | 100%: 65.0 | 115%: 85.0 | 125%: 95.0 |
| % of Rated Load: Torque (ft-lbs) | 0%: 0.00 | 25%: 7.30 | 50%: 14.70 | 75%: 22.00 | 100%: 29.70 | 115%: 34.00 | 125%: 37.00 |
| Curvepoint | Current (Amps) | Current (%) | Torque (ft-lbs) | Torque (%) | Speed (RPM) | Rated Output (KW) | Power Factor (%) | Rated Output (Hp) |
|---|---|---|---|---|---|---|---|---|
| Curvepoint: No Load | Current (Amps): 8.10 | Current (%): 34.0 | Torque (ft-lbs): 0.00 | Torque (%): 0.0 | Speed (RPM): 3,600 | Rated Output (KW): | Power Factor (%): 9.0 | Rated Output (Hp): 20.00 |
| Curvepoint: 1/3 | Current (Amps): 134.00 | Current (%): 565.0 | Torque (ft-lbs): 40.00 | Torque (%): 135.0 | Speed (RPM): 1,200 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: 2/3 | Current (Amps): 118.00 | Current (%): 498.0 | Torque (ft-lbs): 50.00 | Torque (%): 168.0 | Speed (RPM): 2,400 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: Pull-Up | Current (Amps): 128.00 | Current (%): 540.0 | Torque (ft-lbs): 41.00 | Torque (%): 138.0 | Speed (RPM): 1,800 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 20.00 |
| Curvepoint: Break-Down | Current (Amps): 83.00 | Current (%): 350.0 | Torque (ft-lbs): 74.00 | Torque (%): 249.0 | Speed (RPM): 3,258 | Rated Output (KW): | Power Factor (%): 73.0 | Rated Output (Hp): 20.00 |
| Curvepoint: Locked-Rotor | Current (Amps): 143.00 | Current (%): 603.0 | Torque (ft-lbs): 49.00 | Torque (%): 165.0 | Speed (RPM): 0 | Rated Output (KW): | Power Factor (%): 38.0 | Rated Output (Hp): 20.00 |
| Curvepoint: Full Load | Current (Amps): 23.70 | Current (%): 100.0 | Torque (ft-lbs): 29.70 | Torque (%): 100.0 | Speed (RPM): 3,540 | Rated Output (KW): | Power Factor (%): 87.5 | Rated Output (Hp): 20.00 |
Efficiency
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