Proportional Directional Valve 4WRLD16V250L-4X/MPT/24ND6T - Bosch Rexroth R901491921

When rebuilding an existing manifold, it often comes down to whether a valve can do without extra pilot ports. The 4WRLD16V250L-4X/MPT/24ND6T works with a fully internal pilot circuit and controls 250 l/min nominal flow at 280 bar operating pressure.

Benefits

• Spool symbol V with three switching positions and internal spool position feedback.
• 280 bar operating pressure, 250 l/min nominal flow, 800 l/min maximum flow.
• Internal pilot oil supply and internal pilot oil return without separate pilot lines.
• Digital axis controller on board, analog command value plus/minus 10 V, 24 VDC supply.
• Weight 12.66 kg in size 16 with mounting pattern ISO 4401-07-07-0-05.

Applications

The valve serves controlled axes in machine tools and plastics machinery whose system pressure stays below 280 bar. Its four ports sit on a subplate to ISO 4401-07-07-0-05. NBR seals are fitted for hydraulic fluid HL.

Manufacturer

Bosch Rexroth lists this valve as R901491921 in product family 4WRLD, weight 12.66 kg. Conformity is declared as UKCA under SI2016/1091.