Proportional Directional Valve 4WRZE10W6-85-7X/6EG24K31/F1D3V - Bosch Rexroth R901144124

A roll gap is trimmed in hundredths of a millimetre while several hundred bar stand in the cylinder. The 4WRZE10W6-85-7X/6EG24K31/F1D3V combines 85 l/min rated flow with an operating limit of 315 bar and takes its pilot oil from a circuit of its own.

Benefits

• 85 l/min rated flow for brisk travel, flow up to 170 l/min.
• Spool symbol W6, three switching positions, blocked centre.
• External pilot oil supply and external pilot oil return, with a pressure reducing valve in the pilot stage.
• Operating limit 315 bar, size 10 to ISO 4401-05-05-0-05, four ports.
• Current command value 4...20 mA, 24 VDC supply, 9.1 kg, FKM seals for HL fluid.

Application

Rolling stands, straightening lines and heavy infeed axes in steel plant are the field of use. External pilot supply allows the pilot stage to be fed through a filtered side line. For smaller axes the same series offers rated flows of 25 and 50 l/min.

Manufacturer

Bosch Rexroth, material number R901144124. Characteristic curves, installation dimensions and the port pattern are given in data sheet RE 29115 and in data sheet RE 07600-B.