Blok ZS-291 - a solution for
mobile and construction machinery

Block ZS-291 switch 6/2 is usually used for selecting one of two receivers or hydraulic circuits which are not serviced at the same time.

parameters: p_max – 350 bar | Q_max - 250 l/min

Block ZS-291:

• suitable for threaded connection in any position
• pilot-operated with a directional control valve 4WE6 for DC or AC current of various values of supply voltage

An innovative construction design of the switch allows for utilizing large flow rates at maximal pressure.

Block ZS-291 is used, among others, in communal machines, construction machines and in presses:

• cog wheeled crushers - intended for preliminary crushing all sorts of materials:  communal and construction waste, palettes, rubble, residues of wood cutting, roots, large size materials. ZS-291 can be used as a switch between different work modes: between moving the crusher over the landfill and crushing mode.
• excavators, bulldozers – ZS-291 makes it possible to add an additional work mode without adding another control valve.
• garbage crusher (press/container) – ZS-291 allows for switching work modes.
• hydraulic pressures – ZS-291 allows for temporary switching pumps from supply of the system for work to flow into the tank.

Examples of application:

Please feel invited to contact our Sales deparment: tel. +48 33 488 28 20-29 | e-mail: export@ponar-wadowice.pl