Hjem / Elektromotorer / 3-fase elektromotorer / 3D3 355M-2 Elmotor

Motor data 50 Hz
Power, 50 Hz (kW) 250
Voltage, 50 Hz (V) 400/690
Speed, 50 Hz (RPM) 2980
Current, 50 Hz, 400 V (A) 414,0
Power factor, 50 Hz (cos φ) 0,91
Efficiency 50 Hz, 100 % 95,9
Efficiency 50 Hz, 75 % 95,5
Efficiency 50 Hz, 50 % 94,3
Motor data 60 Hz
Voltage, 60 Hz (V) 460D
Speed, 60 Hz (RPM) 3576
Current, 60 Hz, 460 V (A) 432
More technical information
Frame size 355
Poles 2
Mounting (IM) B3
Shaft diameter (mm) 75
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) 7,2
Ratio of starting torque to rated torque (Ma/Mn) 1,6
Ratio of sweeping torque to rated torque (Mmax/Mn) 2,2
Moment of iniertia, (J), (kgm²) 3,1254
Product series 3D3
Cooling (IC) 411
Temperature rise class B
Sound pressure 100
Weight
Net weight (kg) 1,655
Material and colour
Colour Blue, RAL 5010
Housing Cast iron
Bearings DE and NDE
Bearing DE 6319 C3
Bearing NDE 6319 C3

Dimensions are in millimeters (mm) unless otherwise noted.

Housing
AC 698
AD 561
bW 2×M63+1×M20
L 1497
Shaft
D 75
GA 79,5
F 20
DH M20x42
E 140
Feet, B3
A 610
AA 116
AB 726
B 560
BB 750
C 254
H 355
HA 52
HD 916
K 28

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