Servo Directional Valve 4WS2EM10-5X/45B11XHET315K31EV-100 - Bosch Rexroth R901390156

A control axis in a potentially explosive atmosphere needs a servo valve with its own Ex approval. The 4WS2EM10-5X/45B11XHET315K31EV-100 carries CCC-Ex type examination certification, works direct actuated at 45 l/min nominal flow and weighs 3.62 kg.

Advantages

• CCC-Ex type examination certificate for use in potentially explosive areas.
• Direct actuation without a pilot stage, 45 l/min nominal flow at up to 90 l/min.
• Internal pilot oil supply and internal return, only 2 main ports to connect.
• 4 switching positions for graduated spool positions.
• 3.62 kg weight on connection diagram ISO 4401-05-05-0-05, FKM seals for hydraulic fluid HL.

Applications

The valve is direct actuated without a pilot stage and controls oil flow in areas covered by the Explosion Protection Directive 2014/34/EU, equipment group II 1G. It suits compact control axes with limited installation space, for example on test benches or small servo axes in a potentially explosive environment. The external electronics process the analog command value separately from the valve body.

Manufacturer

Bosch Rexroth, material number R901390156.