North American Electric PE256T-20-4 General Purpose Electric Motor, 20 HP, 1800 RPM, 256T Frame, 208-230/460V, 3PH, NEMA Design B, 60HZ, 1.15 S.F., TEFC, Gen Purp, Cast Iron, Prem Eff, Inverter Duty
- MFR #PE256T-20-4-AI
- EIS #PE256T-20-4
$2,046.27 / Piece
Available to Order
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20 HP, Service factor: 1.15 @ 60 Hz, 1.0 @ 50 Hz, Suitable for 575V @ 1.0, NEMA Design B Performance/ High starting torgue, F1/F2 reversible, Dual-drilled feet for mounting flexibility, Lifting provision, Class F insulation system, Class B rise at full load, Class H vacuum pressure impregnation (VPI) resin for all windings, Corrosion-resistant epoxy paint and stainless steel nameplate and zinc plated hardware, IP55 protection, Condensation drain with plugs - Three-phase, 20 HP, Totally enclosed fan cooled (TEFC), 143T-586/7UZ frame, Service factor: 1.15 @ 60 Hz, 1.0 @ 50 Hz, Suitable for 575V @ 1.0, NEMA Design B Performance/ High starting torgue, F1/F2 reversible, Dual-drilled feet for mounting flexibility, Lifting provision
Features
- Inverter Rated (10:1 variable torque, 5:1 constant torque)
- Class F insulation system, class B rise at full load
- Corrosion resistant paint
- Voltage rating: 208‐230/460V at 60 Hz, 190/380V at 50 Hz
- Frequency Rating: 50/60 Hz
- Service factor: 1.15 at 60 Hz, 1 at 50 Hz
- Full load ampere: 53.1 ‐ 48/24A at 208‐230/460V, 58/29A at 190/380V
- Locked rotor ampere: 145A At 460V
- Torque rating: 59.8 lb-ft (Full Load), 160 lb-ft (Locked Rotor), 260 lb-ft (Break Down)
Applications
- General purpose use on pumps, fans, blowers, compressors, conveyors, material handling and other industrial machinery installed in damp, dusty or dirty environments
General Information
| Item Name | General Purpose Electric Motor |
| Series | NA-208-RBF1-TEFC-HDCI-IDM |
General Features
| Standards | CSA + CE + US Certification, ISO 9001 Certification, Meets or exceeds EISA Efficiency , Class I, Div II Groups ABCD, T2B, Meets or exceeds NEMA Premium® NEMA MG-1, Table 12-12 |
Design & Construction
| Frame Type | 256T |
| KVA Code | G |
| Bearing Type | Ball |
| Construction | Heavy Duty Cast Iron |
| Duty | Continuous |
| Enclosure Type | Totally Enclosed Fan-Cooled |
| Insulation Type | Class F |
| Mounting Type | Rigid Base, F1 |
| Rotation | Reversible |
| Seal Type | V |
Performance Details
| Speed Rating | 1800 rpm |
| Full Load Efficiency | 93% |
| 1/2 Load Efficiency | 93% |
| 3/4 Load Efficiency | 93.2% |
| Torque Rating | 59.8 lb-ft |
Electrical Properties
| Full Load Ampere | 53.1 A |
| Full Load Power Factor | 83% |
| 1/2 Load Power Factor | 67% |
| HP Rating | 20 HP |
| Locked Rotor Ampere | 145 A |
| 3/4 Load Power Factor | 78% |
| Frequency Rating | 50 Hz |
| Phase | 3-Phase |
| Service Factor | 1.0 |
| Voltage Rating | 208 V |
Physical Properties
| Dimensions | 25 Inch L x 15.4 Inch H |
| Frame Size | 256 |
| Shaft Diameter | 1.625 Inch |
| Shaft Length | 4 Inch |
| Weight | 315 lb |
Environmental Condition
| Temperature Rating | 40 °C |
Documents
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