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JZ-7 Brake valve may be used not only on passenger locomotives but also on freight locomotives.
It has the ability to gradually release at passenger locomotive, and directly release at freight locomotive.
JZ-7 Brake valve may be used not only on passenger locomotives but also on freight locomotives.
It has the ability to gradually release at passenger locomotive, and directly release at freight locomotive.
JZ-7 mainly consists of automatic brake valve (large brake), separate brake valve (small brake), relay valve, distribution valve, application valve ect.
Performance：
| Ambient temperature | -40℃～50℃ |
| Constant pressure of train pipe | 500kPa, 600kpa |
