Explosion Proof Motor, 300 & 250 HP, 3 Ph, 60 & 50 Hz, 460 & 380 V, 1800 & 1500 RPM, 447/449T Frame, EPFC
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Explosion Proof Motor, 300 & 250 HP, 3 Ph, 60 & 50 Hz, 460 & 380 V, 1800 & 1500 RPM, 447/449T Frame, EPFC
Part#: 449TTGS7037
Catalog#: H503
Model#: 449TTGS7037BE
Weight: 3032 lb
Key Features
- Meets NEMA Premium® efficiencies, Bearing Current Protection (BCP), as noted
- 10:1 Variable torque, see Inverter Duty column for constant torque
- MAX GUARD® Class F insulation
- 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 IBGT 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
- Ball Bearings (except as noted), Ball Bearings (except as noted)
Specifications
| Phase | Phase: 3 | Output HP | Output HP: 300 & 250 Hp |
| Output KW | Output KW: 224.0 & 187.0 kW | Voltage | Voltage: 460 & 380 V |
| Speed | Speed: 1785 & 1485 rpm | Service Factor | Service Factor: 1.0 & 1.0 |
| Frame | Frame: 447/449T | Enclosure | Enclosure: Explosion Proof Fan cooled |
| Thermal Protection | Thermal Protection: Thermostat | Efficiency | Efficiency: 95.4 & 95 % |
| Ambient Temperature | Ambient Temperature: 40 °C | Frequency | Frequency: 60 & 50 Hz |
| Current | Current: 338 & 342 A | Power Factor | Power Factor: 87 |
| 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: NU319 | Opp Drive End Bearing Size | Opp Drive End Bearing Size: 6318 |
| UL | UL: UL Listed; also, UL Certified for Canada | CSA | CSA: N |
| CE | CE: N | IP Code | IP Code: 54 |
| Number of Speeds | Number of Speeds: 1 | Hazardous Location | Hazardous Location: EXP PROOF CL I GR C&D CL II GR F&G T3B |
| Electrical Type | Electrical Type: Squirrel Cage Inverter Rated | Starting Method | Starting Method: Part Wdg Start & Wye Start Delta Run Or Inverter |
| Poles | Poles: 4 | Rotation | Rotation: Reversible |
| Resistance Main | Resistance Main: .0085 Ohms | Mounting | Mounting: Rigid Base |
| Motor Orientation | Motor Orientation: Horizontal | Drive End Bearing | Drive End Bearing: Roller |
| Opp Drive End Bearing | Opp Drive End Bearing: Ball | Frame Material | Frame Material: Cast Iron |
| Shaft Type | Shaft Type: T | Overall Length | Overall Length: 51.85 in |
| Frame Length | Frame Length: 28.75 in | Shaft Diameter | Shaft Diameter: 3.375 in |
| Shaft Extension | Shaft Extension: 8.76 in | Assembly/Box Mounting | Assembly/Box Mounting: F1 ONLY |
| Inverter Load | Inverter Load: CONSTANT 2:1 |
| Service Factor | Service Factor: 1 | Frame Suffix | Frame Suffix: T |
| Current | Current: 338 A | Synchronous RPM | Synchronous RPM: 1800 & 1500 rpm |
| Frequency | Frequency: 60 Hz | Speed | Speed: 1785 rpm |
| Connection Drawing | Connection Drawing: A-EE7300CB | Outline Drawing | Outline Drawing: B-SS515578-2875 |
| Voltage | Voltage: 460 V | Output KW | Output KW: 224 kW |
| Output HP | Output HP: 300 Hp | Frame Size | Frame Size: 449 |
| Torque UOM | Torque UOM: LB-FT | Efficiency | Efficiency: 95.4 % |
| Packaged Length | Packaged Length: 56.00 IN | Weight | Weight: 3032.00 LB |
| UPC | UPC: 722856024060 | Packaged Width | Packaged Width: 46.00 IN |
| HTC | HTC: 8501.53.8040 | Country of Origin | Country of Origin: United States of America |
| Packaged Height | Packaged Height: 29.41 IN |
| % of Rated Load | 0% | 25% | 50% | 75% | 100% | 115% | 125% |
|---|---|---|---|---|---|---|---|
| % of Rated Load: Current (Amps) | 0%: 96.00 | 25%: 124.00 | 50%: 186.00 | 75%: 258.00 | 100%: 338.00 | 115%: 388.00 | 125%: 425.00 |
| % of Rated Load: Rated Output (KW) | 0%: 7.50 | 25%: 61.50 | 50%: 119.00 | 75%: 176.00 | 100%: 235.00 | 115%: 270.00 | 125%: 294.00 |
| % of Rated Load: Efficiency (%) | 0%: 0.0 | 25%: 90.2 | 50%: 94.5 | 75%: 95.4 | 100%: 95.4 | 115%: 95.4 | 125%: 95.4 |
| % of Rated Load: Power Factor (%) | 0%: 7.0 | 25%: 63.0 | 50%: 80.0 | 75%: 84.0 | 100%: 87.0 | 115%: 87.0 | 125%: 86.5 |
| % of Rated Load: Speed (RPM) | 0%: 1,800 | 25%: 1,795 | 50%: 1,792 | 75%: 1,790 | 100%: 1,785 | 115%: 1,782 | 125%: 1,780 |
| % of Rated Load: Temp. Rise @ FL | 0%: 0.0 | 25%: 0.0 | 50%: 0.0 | 75%: 0.0 | 100%: 80.0 | 115%: 110.0 | 125%: 0.0 |
| % of Rated Load: Torque (ft-lbs) | 0%: 0.00 | 25%: 219.00 | 50%: 439.00 | 75%: 660.00 | 100%: 882.00 | 115%: 1,015.00 | 125%: 1,105.00 |
| Curvepoint | Current (Amps) | Current (%) | Torque (ft-lbs) | Torque (%) | Speed (RPM) | Rated Output (KW) | Power Factor (%) | Rated Output (Hp) |
|---|---|---|---|---|---|---|---|---|
| Curvepoint: Full Load | Current (Amps): 338.00 | Current (%): 100.0 | Torque (ft-lbs): 882.00 | Torque (%): 100.0 | Speed (RPM): 1,785 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 300.00 |
| Curvepoint: Break-Down | Current (Amps): 1,200.00 | Current (%): 355.0 | Torque (ft-lbs): 2,200.00 | Torque (%): 249.0 | Speed (RPM): 1,725 | Rated Output (KW): | Power Factor (%): 63.0 | Rated Output (Hp): 300.00 |
| Curvepoint: Locked-Rotor | Current (Amps): 2,200.00 | Current (%): 651.0 | Torque (ft-lbs): 1,775.00 | Torque (%): 201.0 | Speed (RPM): 0 | Rated Output (KW): | Power Factor (%): 31.0 | Rated Output (Hp): 300.00 |
| Curvepoint: 1/3 | Current (Amps): 2,150.00 | Current (%): 636.0 | Torque (ft-lbs): 1,550.00 | Torque (%): 176.0 | Speed (RPM): 600 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 300.00 |
| Curvepoint: 2/3 | Current (Amps): 1,900.00 | Current (%): 562.0 | Torque (ft-lbs): 1,900.00 | Torque (%): 215.0 | Speed (RPM): 1,200 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 300.00 |
| Curvepoint: No Load | Current (Amps): 96.00 | Current (%): 28.5 | Torque (ft-lbs): 0.00 | Torque (%): 0.0 | Speed (RPM): 1,800 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 300.00 |
| Curvepoint: Pull-Up | Current (Amps): 2,050.00 | Current (%): 607.0 | Torque (ft-lbs): 1,625.00 | Torque (%): 184.0 | Speed (RPM): 900 | Rated Output (KW): | Power Factor (%): | Rated Output (Hp): 300.00 |
Efficiency
| Country | Complies with standards |
|---|---|
| Country: United States | Complies with standards: cancel |
| Country: Canada | Complies with standards: cancel |
| Country: Mexico | Complies with standards: check_circle |
| Country: Australia | Complies with standards: check_circle |
| Country: Brazil | Complies with standards: check_circle |
| Country: Chile | Complies with standards: check_circle |
| Country: China | Complies with standards: cancel |
| Country: Europe | Complies with standards: check_circle |
| Country: Japan | Complies with standards: check_circle |
| Country: New Zealand | Complies with standards: check_circle |
| Country: Saudi Arabia | Complies with standards: cancel |
| Country: South Korea | Complies with standards: check_circle |