Hjem / Elektromotorer / 3-fase elektromotorer / 3D3 250M-8 Elmotor

Motor data 50 Hz
Power, 50 Hz (kW) 30
Voltage, 50 Hz (V) 400/690
Speed, 50 Hz (RPM) 735
Current, 50 Hz, 400 V (A) 60,0
Power factor, 50 Hz (cos φ) 0,79
Efficiency 50 Hz, 100 % 91,4
Efficiency 50 Hz, 75 % 91,3
Efficiency 50 Hz, 50 % 89,5
Motor data 60 Hz
Power, 60 Hz (kW) 36
Voltage, 60 Hz (V) 480D
Speed, 60 Hz (RPM) 882
Current, 60 Hz, 460 V (A) 62,6
More technical information
Frame size 250
Poles 8
Mounting (IM) B3
Shaft diameter (mm) 65
Duty S1
Insulation class F
Degree of protection (IP) 55
Efficiency class IE3
Thernal protection PTC 150°C
Ratio of starting current to rated current (Ia/In) 6,7
Ratio of starting torque to rated torque (Ma/Mn) 1,9
Ratio of sweeping torque to rated torque (Mmax/Mn) 2,0
Moment of iniertia, (J), (kgm²) 0,8900
Product series 3D3
Cooling (IC) 411
Temperature rise class F
Sound pressure 67
Weight
Net weight (kg) 372
Material and colour
Colour Blue, RAL 5010
Housing Cast iron
Bearings DE and NDE
Bearing DE 6314/C3
Bearing NDE 6314/C3

Dimensions are in millimeters (mm) unless otherwise noted.

Housing
AC 484
AD 375
bW 2×M63
L 933
Shaft
D 65
GA 69
F 18
DH M20x42
E 140
Feet, B3
A 406
AA 80
AB 484
B 349
BB 445
C 168
H 250
HA 30
HD 625
K 24

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