Send inquiry
Use scope:
It is used for coal mine that contains explosive gases(methane and coal dust) and other bad environment.
Product features:
1, The telephone set is that two VF is to be concerned about dyadic machine with calling, assembling a characteristic tightly. Be concerned about dyadic machine external form dimension: 280 * 220 * 90.
2, Communication is MHYV1 * from when ≤ 10 kms, lines cable type specification 2 * 7/0.37.
3, Weight 1.7 kgs
4, Use hinder burn antistatic ABS engineering plastics, adopt acid-proof rubber to annotate a type, waterproof and dustproof.
Shell protection grade: IP54
Technical Parameter:
It is used for coal mine that contains explosive gases(methane and coal dust) and other bad environment.
Product features:
1, The telephone set is that two VF is to be concerned about dyadic machine with calling, assembling a characteristic tightly. Be concerned about dyadic machine external form dimension: 280 * 220 * 90.
2, Communication is MHYV1 * from when ≤ 10 kms, lines cable type specification 2 * 7/0.37.
3, Weight 1.7 kgs
4, Use hinder burn antistatic ABS engineering plastics, adopt acid-proof rubber to annotate a type, waterproof and dustproof.
Shell protection grade: IP54
Technical Parameter:
| Item | Unit | Data |
| Rated voltage feed | V | DC24/48 |
| Rated current feed | MA | ≤20 |
| Ringing voltage(2000,HZ) | V | ≤65 |
| Rining current | mA | ≤20 |
| Rining Upgrade | dB | ≥ |
| Material | ABS |