Description
Specs
| Catalog Number | CEM2551T |
|---|---|
| Enclosure | OPSB |
| Frame | 365TC |
| Frame Material | Steel |
| Frequency | 60.00 Hz |
| Motor Letter Type | Three Phase |
| Output @ Frequency | 75.000 HP @ 60 HZ |
| Phase | 3 |
| Synchronous Speed @ Frequency | 1800 RPM @ 60 HZ |
| Voltage @ Frequency | 460.0 V @ 60 HZ 230.0 V @ 60 HZ |
| Agency Approvals | CSA EEV NEMA PREMIUM NEMA_PREMIUM UR |
| Ambient Temperature | 40 °C |
| Auxillary Box | No Auxillary Box |
| Auxillary Box Lead Termination | None |
| Base Indicator | Rigid |
| Bearing Grease Type | Polyrex EM (-20F +300F) |
| Blower | None |
| Current @ Voltage | 85.000 A @ 460.0 V 170.000 A @ 230.0 V |
| Design Code | B |
| Drip Cover | No Drip Cover |
| Duty Rating | CONT |
| Efficiency @ 100% Load | 95.0 % |
| Electrically Isolated Bearing | Not Electrically Isolated |
| Feedback Device | NO FEEDBACK |
| High Voltage Full Load Amps | 85.0 a |
| Front Face Code | Standard |
| Front Shaft Indicator | None |
| Heater Indicator | No Heater |
| Insulation Class | F |
| Inverter Code | Inverter Ready |
| KVA Code | F |
| Lifting Lugs | Standard Lifting Lugs |
| Locked Bearing Indicator | Locked Bearing |
| Motor Lead Exit | Ko Box |
| Motor Lead Termination | Flying Leads |
| Motor Lead Quantity/Wire Size | 9 @ 6 AWG |
| Motor Type | 4462M |
| Mounting Arrangement | F1 |
| Number of Poles | 4 |
| Overall Length | 33.72 IN |
| Power Factor | 85 |
| Product Family | General Purpose |
| Pulley End Bearing Type | Ball |
| Pulley Face Code | C-Face |
| Pulley Shaft Indicator | Standard |
| Rodent Screen | None |
| Service Factor | 1.15 |
| Shaft Diameter | 2.375 IN |
| Shaft Extension Location | Pulley End |
| Shaft Ground Indicator | No Shaft Grounding |
| Shaft Rotation | Reversible |
| Shaft Slinger Indicator | No Slinger |
| Speed | 1775 rpm |
| Speed Code | Single Speed |
| Motor Standards | NEMA |
| Starting Method | Direct on line |
| Thermal Device - Bearing | None |
| Thermal Device - Winding | None |
| Vibration Sensor Indicator | No Vibration Sensor |
| Winding Thermal 1 | None |
| Winding Thermal 2 | None |
Drawings
Nameplate
| CAT.NO. | CEM2551T |
|---|---|
| SPEC. | 44D052W013G1 |
| HP | 75 |
| RPM | 1775 |
| VOLT | 230/460 |
| AMP | 170/85 |
| RATING | 40C AMB-CONT |
| NEMA-NOM-EFF | 95 |
Performance
| Full Load Torque | 0 LB-FT |
|---|---|
| No-Load Current | 0 A |
| Line-Line Res. @ 25° C | 0.0799 Ohms A Ph / 0 Ohms B Ph |
| Temp. Rise @ Rated Load | 30° C |
| Temp. Rise @ S.F. Load | 37° C |
| Start Configuration | DOL |
| Break-Down Torque | 610 LB-FT |
| Pull-Up Torque | 235 LB-FT |
| Locked-Rotor Torque | 327 LB-FT |
| Starting Current | 507 A |
| Rated Load | Rated Load | 0% | 25% | 50% | 75% | 100% | 125% | 150% | S.F. | |
|---|---|---|---|---|---|---|---|---|---|---|
| Power Factor | 4.0 | 56.0 | 77.0 | 84.0 | 86.0 | 87.0 | 87.0 | 86.0 | ||
| Efficiency | 0.0 | 93.6 | 95.6 | 95.4 | 95.3 | 94.6 | 93.9 | 94.7 | ||
| Speed (RPM) | 1,799 | 1,794 | 1,788 | 1,782 | 1,776 | 1,769 | 1,761 | 1,776 | ||
| Line Amps | 26.20 | 33.90 | 48.00 | 66.10 | 85.40 | 106.00 | 128.00 | 100.00 |
Parts
| 10CB3500SP | CONDUIT BOX LID, CAST |
|---|---|
| 51XW2520A12 | SCREW, HEX SER SLT HD, ZN, 1/4-20 X .75 |
| MN416A01 | TAG-INSTAL-MAINT no wire (2100bx)4/22 |


