PRESSURE RETAINING VALVE

PRESSURE RETAINING VALVE

The main function of the pressure retaining valve is to prevent the elevator from self-lowering due to leakage in the valve blocks, thereby adding  safety redundancy to the system. This valve comes standard with a slack rope valve, a pressure test port, and a self-resetting manual emergency  valve. It features plate-type mounting and can also be used as an isolation valve between the cylinder and the hydraulic power unit. The modular pressure retaining valve is used combine with the JL90 and JL89 valve blocks. The inline pressure retaining valve can be customized for different products.