Introduction of KBZ Mining Explosion-Proof Vacuum Feeder Switch/Breaker
Mining explosion-proof vacuum feeder switch is used in coal mines containing explosive gas and coal dust for three-phase isolated neutral power supply system withAC50Hz, voltage 1140V, and rated current to 630A (500A).It can be used as master switch or sub-switch in the first or the end slip distributions can be used as its low-fed Docking with the mobile sustains.
Parameter of KBZ Mining Explosion-Proof Vacuum Feeder Switch/Breaker
Type/ Specification |
Rated Voltage (V) |
Rated Current (A) |
Max Analysis Capability(KA) (conΦ=0.35) |
Electrical Life(times) |
Mechanical Life (times) |
Overall Size
L×W×H |
Weight (kg) |
1140V |
660V |
KBZ-500/ 1140(660) |
1140 |
500 |
9 |
12.5 |
3000 |
15000 |
950×583×982 |
500 |
KBZ-630/ 1140 |
660 |
600 |
12.5 |
15 |
3000 |
15000 |
|
KBZ-200/ 1140(660) |
1140 |
200 |
4.5 |
7.5 |
3000 |
15000 |
791×531×836 |
320 |
KBZ-400/ 1140 |
660 |
400 |
7.5 |
9 |
3000 |
15000 |
|
KBZ9-200/ 1140(660) |
1140 |
200 |
4.5 |
7.5 |
3000 |
15000 |
605×493×826 |
160 |
KBZ9-400/1140 |
660 |
400 |
7.5 |
9 |
3000 |
15000 |
|
Photos of KBZ Mining Explosion-Proof Vacuum Feeder Switch/Breaker