
Type
4LC-280M-6
Brand
VYBO Electric
Power
55 kW
Rated current (380V)
102 A
Rated current (400V)
97 A
Rated current (415V)
94 A
Speed
990 rpm
Frequency
50 Hz
(LRT/RTL)
2
(BDT/RLT)
2
(LRA/RLA)
8,5
Efficiency
95,1 %
Power factor
0,84
Noise level
83 dB(A)
Weight
597 kg
Rotor inertia
2,38793 kg/m2
Frame
280 mm
Poles
6
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-6317C3 / NDE-6317C3
Specification
IEC60034-1 / GB755
Test
IEC60034-2 / GB/T1032
Noise
IEC60034-9 / GB10069.3
Vibration
IEC60034-14 / GB10068
Long description
Introducing the robust and highly efficient VYBO Electric 4LC-280M-6 electric motor with a power output of 55 kW, designed for the most demanding conditions in the mining and quarrying industries. This 6-pole motor achieves a speed of 990 rpm and meets the IE4 Super Premium Efficiency class with an impressive efficiency of 95.1%, ensuring minimized operating costs and environmentally friendly operation. With a robust 280 mm cast iron frame and IP55 protection, the 4LC-280M-6 motor is ideal for applications requiring reliability in extreme conditions such as mine shafts, quarries and tunnels. It is resistant to dust and moisture, which is key for continuous operation in mining environments.
With a noise level of only 83 dB and a power factor of 0.85, it provides stable and quiet operation. The motor is equipped with high-quality 6317-C3 bearings on both sides, which extends its service life and reduces the need for maintenance. With a weight of 720 kg and a voltage of 400V/690V, this motor is ready for integration into large industrial systems, where it drives fans in mine shafts, pumps for draining mine water, conveyors for tunnel excavation, drilling equipment in quarries, and stone crushers in quarries. Its high torque at low speeds is invaluable for direct drive without a gearbox, which increases efficiency and reduces mechanical losses. The VYBO Electric 4LC-280M-6 is synonymous with performance, durability, and reliability in the most demanding industrial applications.
The VYBO Electric 4LC-280M-6 electric motor with a power output of 55 kW and IE4 efficiency (95.1%) is designed for demanding applications in the mining and quarrying industries. With 990 rpm and a robust cast iron frame, it guarantees reliable operation in extreme conditions such as mine shafts, quarries and tunnels. Resistant to dust and moisture, ideal for continuous operation. Long description
Availability: In stock
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Model
4LC-280M-6
Power
55 kW
Rated voltage
400/690 V
Frame
280 mm
Poles
6
Frequency
50 Hz
Speed
990 rpm
Frame type
cast iron
Dimensions
Datasheet online






