Explosion-proof plug VR MK VN, is a connector for connecting mobile equipment by fully connecting to an explosion-proof outlet VR MK RN or VR MK RV and moving it to the "ON" position and is designed for a rated voltage of no more than 690 V DC and AC with a frequency of 50 (60) Hz and rated current no more than 125 A.
Explosion-proof connectors by their design can be used both in open production areas and in production facilities engaged in the extraction, processing and transportation of oil and gas, the chemical industry, as well as in mines and mines hazardous for gas and dust.
* The name of the equipment may not be indicated.
Appendix A
| P / p No. | Rated operational current, A | Rated operating voltage, V | frequency Hz | Type of | Overall dimensions, mm | |
| L 1 | B 1 | |||||
| 1 | 2 | 3 | 4 | 5 | 6 | |
| 1 | 16 (10) | 100 ~ 130 | 50/60 | 2P + ⏚ | 183 | 79 |
| 2 | 200 ~ 250 | |||||
| 3 | 100 ~ 130 | 50/60 | 3P + ⏚ | |||
| 4 | 200 ~ 250 | |||||
| 5 | 380 ~ 415 | |||||
| 6 | 480 ~ 500 | |||||
| 7 | 600 ~ 690 | |||||
| eight | 57/100 ~ 75/130 | 50/60 | 3P + N + ⏚ | 183 | 94 | |
| nine | 120/208 ~ 144/250 | |||||
| ten | 200/346 ~ 240/415 | |||||
| eleven | 277/480 ~ 288/500 | |||||
| 12 | 347/600 ~ 400/690 | |||||
| 13 | 32 (20) | 200 ~ 250 | 50/60 | 2P + | 183 | 94 |
| fourteen | 200 ~ 250 | 50/60 | 3P + ⏚ | |||
| 15 | 380 ~ 415 | |||||
| 16 | 480 ~ 500 | |||||
| 17 | 600 ~ 690 | |||||
| eighteen | 120/208 ~ 144/250 | 50/60 | 3P + N + ⏚ | |||
| 19 | 200/346 ~ 240/415 | |||||
| twenty | 277/480 ~ 288/500 | |||||
| 21 | 347/600 ~ 400/690 | |||||
| 22 | 63 (50), (60) | 200 ~ 250 | 50/60 | 3P + ⏚ | 242 | 106 |
| 23 | 380 ~ 415 | |||||
| 24 | 480 ~ 500 | |||||
| 25 | 600 ~ 690 | |||||
| 26 | 200/346 ~ 240/415 | 50/60 | 3P + N + ⏚ | |||
| 27 | 277/480 ~ 288/500 | |||||
| 28 | 125 (100) | 200 ~ 250 | 50/60 | 3P + ⏚ | 290 | 130 |
| 29 | 380 ~ 415 | |||||
| thirty | 480 ~ 500 | |||||
| 31 | 600 ~ 690 | |||||
| 32 | 200/346 ~ 240/415 | 3P + N + ⏚ | ||||
| 33 | 277/480 ~ 288/500 | |||||
