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Home / Products / Electric motors / Three-phase standard motors / 3SIEK 280S-2 Electric motor
3SIE 280 2-pole
75 kW B5 IE3
Item number:
118550
Unfortunately sold out
Representative image only.
| Motor data 50 Hz | |
|---|---|
| Power, 50 Hz (kW) | 75 |
| Voltage, 50 Hz (V) | 400/690 |
| Speed, 50 Hz (RPM) | 2978 |
| Current, 50 Hz, 400 V (A) | 126,0 |
| Power factor, 50 Hz (cos φ) | 0,91 |
| Efficiency 50 Hz, 100 % | 94,7 |
| Efficiency 50 Hz, 75 % | 94,8 |
| Efficiency 50 Hz, 50 % | 94,2 |
| Motor data 60 Hz | |
| Power, 60 Hz (kW) | 86 |
| Voltage, 60 Hz (V) | 460D |
| Speed, 60 Hz (RPM) | 3577 |
| Current, 60 Hz, 460 V (A) | 127 |
| Power factor, 60 Hz (cos φ) | 0,90 |
| Efficiency 60 Hz, 100 % | 94,8 |
| Efficiency 60 Hz, 75 % | 9,9 |
| Efficiency 60 Hz, 50 % | 93,9 |
| More technical information | |
| Frame size | 280 |
| Poles | 2 |
| Mounting (IM) | B5 |
| Shaft diameter (mm) | 65 |
| Insulation class | F |
| Degree of protection (IP) | 55 |
| Efficiency class | IE3 |
| Thernal protection | PTC 140°C |
| Ratio of starting current to rated current (Ia/In) | 6,7 |
| Ratio of starting torque to rated torque (Ma/Mn) | 1,8 |
| Ratio of sweeping torque to rated torque (Mmax/Mn) | 2,9 |
| Moment of iniertia, (J), (kgm²) | 0,76 |
| Product series | 3SIE |
| Cooling (IC) | 411 |
| Temperature rise class | B |
| Weight | |
| Net weight (kg) | 660 |
| Material and colour | |
| Colour | Blue, RAL 5010 |
| Housing | Cast iron |
| Bearings DE and NDE | |
| Bearing DE | 6315 C3 |
| Bearing NDE | 6315 C3 |
Dimensions are in millimeters (mm) unless otherwise noted.
| Housing | |
|---|---|
| bW | 2×M63 + 1×M20 |
| L | 1135 |
| Shaft | |
| D | 65 |
| GA | 69 |
| F | 18 |
| DH | M20x42 |
| E | 140 |
| Flange, B5 | |
| LA (B5) | 23 |
| M (B5) | 500 |
| N (B5) | 450 |
| P (B5) | 550 |
| S, mm Ø (B5) | 19 |
| T (B5) | 5 |
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