Pressure-relief hydraulic valves

Hydraulic valves are intended for overload protection and providing preset load-carrying capacity of hydraulic props of powered roof supports and sing-prop supports. It is as well applicable for the purpose of protecting units of hydraulic system against excess system pressure.

ГВТН-10У	КПС.000	МК98.21.01.110.01	КС.01.05.240

Main parameters	ГВТН-10У	КПС.000	МК98.21.01.110.01	КС.01.05.240
Valve type	with gas-driven spring	with mechanical spring
Internal diameter, mm	12	8	8	-
Valve setting pressure, MPa
– nominal	50	40	32	42
– maximum	60	50	40	48
– minimum	20	25	25	36
Consumption, l/min
– nominal	0,03	0,03	0,03	0,127
– maximum	80	9	40	7,6
Overall dimensions, mm, not more than
– diameter	38	38	38	25
– length	66	92	70	97
Weigth, kg	0,30	0,50	0,30	0,35
Developer, institute	DONGIPROUGLEMASH			«ShakhtNIUI»