
Type
4LC-355M-4
Brand
VYBO Electric
Power
250 kW
Rated current (380V)
446 A
Rated current (400V)
424 A
Rated current (415V)
409 A
Speed
1490 rpm
Frequency
50 Hz
(LRT/RTL)
1,8
(BDT/RLT)
2,2
(LRA/RLA)
8,5
Efficiency
96,7 %
Power factor
0,9
Noise level
92 dB(A)
Weight
1663 kg
Rotor inertia
7,39245 kg/m2
Frame
355 mm
Poles
4
Rated voltage
400 / 690 V
Connection
△/Y
Insulation class
F
Service factor
1,0
Duty
S1, S2, S3, S4-S9
Ambient temperature
-35~50°C
3D video of electric motor
Altitude
1000 m
Protection degree
IP55
Cooling
IC411
Mounting
IM B (on request)
Vibration
2.8 mm/s
Direction of rotation
both
Starting method
DOL or VFD
Coupling
direct
Load type
parabolic/linear curve
Terminal box
2-M63x1.5
Bearing
DE-NU322C3 / NDE-NU322C3
Specification
IEC60034-1 / GB755
Test
IEC60034-2 / GB/T1032
Noise
IEC60034-9 / GB10069.3
Vibration
IEC60034-14 / GB10068
Long description
The VYBO Electric 4LC-355M2-4 electric motor with a power output of 250 kW and IE4 efficiency (96.7%) is designed for the extremely demanding conditions of the chemical and petrochemical industries. This 4-pole motor with a speed of 1490 rpm and a robust 355 mm frame is ideal for applications requiring maximum reliability and resistance to aggressive environments. Thanks to its 6319-C3 / 6322-C3 bearings, it guarantees a long service life and stable operation.
It is a key component for driving chemical reactor mixers in the production of plastics and synthetic fibers, where precision and continuous operation are essential. It also ensures reliable operation of compressors for gas transport in refineries and pumps for transporting acids and alkalis. Its design is optimized for safety in chemical environments, with an emphasis on the durability of the materials used and risk minimization. With a noise level of 92 dB and an efficiency factor of 0.9, it is an effective and powerful solution for critical processes in the chemical and petrochemical industries, where reliability and safety are paramount.
The high-performance VYBO Electric 4LC-355M2-4 electric motor with an output of 250 kW and IE4 efficiency is specially designed for the chemical and petrochemical industries. It offers exceptional resistance to aggressive environments, maximum safety and reliability in continuous operation. Ideal for driving reactors, compressors and pumps in demanding industrial applications. Long description
Availability: In stock
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Model
4LC-355M-4
Power
250 kW
Rated voltage
400/690 V
Frame
355 mm
Poles
4
Frequency
50 Hz
Speed
1490 rpm
Frame type
cast iron
Dimensions
Datasheet online






