Explosion-proof electric motors VA and VRA series:
The VA series electric motors are intended for driving mechanisms in oil-producing, gas and chemical industries with the degree of explosion protection 1ExdllBT4 / 2ExdllCT4.
The VRA (mine) electric motors are designed for coal and slate mines, which are dangerous because of gas (mathane) and coal (slate) dust with the degree of explosion protection PB3B.
| The mark of electric motor | VA180M4 |
| Power, kWt | 30 |
| Rotational speed (sync), rpm | 1500 |
| Rotational speed, rpm | 1470 |
| Efficiency, % | 92 |
| cos φ | 0,87 |
| Weight, kg | 235 |
| Quantity of poles | 4 |
| L | HD | AC | P | AD | E | B | C | D | K | A | M | S | N | H |
| 730 | 515 | 365 | 400 | 335 | 110 | 241 | 121 | 55 | 15 | 279 | 350 | 19 | 300 | 180 |