Electric motor 4VR 100 L2

Explosion-Proof Motors of the 4VR Series
Explosion-proof motors of the 4VR series are manufactured in accordance with explosion protection rating 1ExdellBT4. The operating environment is hazardous, containing explosive dust, gases, or vapors of category IIA or IIB, with an ignition temperature rating of T4 according to DSTU 12.1.011 and PUE Chapter VII-3. 4VR motors are available in the following frame sizes: 63, 71, 80, 90, 100, 112, 132 mm (mounting dimensions according to RS3031). The electric motor 4VR 100 L2 is an explosion-proof, three-phase asynchronous motor with a squirrel-cage rotor, designed to operate from an AC supply with a frequency of 50 Hz and a voltage of 220/380 V. The rated speed of the electric motor 4VR 100 L2 is 3000 revolutions per minute (RPM).

Key dimensions:
Frame size (shaft center height): 100 mm
Shaft diameter: 28 mm
Power: 5.5 kW
Climatic version: UZ
IP protection rating: 54
The motor housing is made of a silumin alloy.

General Information About the Asynchronous Motor 4VR 100 L2
Asynchronous three-phase explosion-proof motors with squirrel-cage rotors 4VR 100 L2 are used across various industries, particularly for driving different types of industrial equipment, mechanisms, and machines. Design specifications and mounting methods comply with DSTU 2479-79.

Advantages of the Asynchronous Motor 4VR 100 L2:
Ability to withstand short-term mechanical overloads
Simple construction
Easy start-up and automation
Predominantly constant speed under varying loads
Increased efficiency (up to 75%) due to high manufacturing precision
Reduced noise level (up to 55 dB) thanks to the use of high-precision bearings
IP54 protection rating ensures enhanced resistance of the motor housing against water and dust
Reduced reactive currents with a cosφ value of up to 0.86, significantly lowering the risk of voltage surges in the network
High operational reliability during starts and spontaneous overloads, achieved through a significant increase in starting torque multiplicity
The motor housing is cast from a silumin alloy.