Description Size 6 Component series 2X Maximum operating pressure 315 bar Maximum flow 40 l/min Nominal flow 2 … 40 l/min Features Direct operated high-response valves with control spool and sleeve in servo quality Operated on one side, 4/4 fail-safe position in switched-off condition Control solenoid with electrical position feedback and electronics for position transducer (Lvdt DC/DC) Use for electro-hydraulic controls in production and test systems For subplate mounting: Porting pattern according to ISO 4401 Product description Valves of type 4WRPH6 are direct operated high-response valve in servo quality with electric position feedback. The valves are actuated on one side and in their deactivated condition take a 4/4 fail-safe position. They are suitable for electro-hydraulic controls in production and test systems. Type code 01 02 03 04 05 06 07 08 09 10 11 12 13 4 WRP H 6 B ‒ 2X / G24 Z4 / M * 01 4 main ports 4 02 High-response directional valve, direct operated WRP 03 Control spool/sleeve H 04 Size 6 6 05 Symbols; for the possible version, see "Symbols/Circuit diagrams" C1, C3, C4, C5 Installation side of the inductive position transducer 06 Valve side B (standard) (see "Symbols/Circuit diagrams") B Rated flow at 70 bar valve pressure differential (35 bar/control edge) 07 2 l/min 02 4 l/min 04 12 l/min 12 15 l/min 15 1) 24 l/min 24 25 l/min 25 1) 40 l/min 40 3) Flow characteristic 08 Linear L Inflected characteristic curve P 2) 09 Component series 20 ... 29 (20 ... 29: unchanged installation and connection dimensions) - Size 6 2X Supply voltage of the control electronics 10 Direct voltage 24 V G24 Electrical connection 11 With connector according to DIN 43560-AM2, mating connector included in the scope of delivery Z4 Seal material 12 NBR seals M 13 Further details in the plain text * 1) Only available with flow characteristics P 2) Inflection 60 % for NG6 with rated flows "15" and "25", otherwise inflection 40 % 3) q v 2:1 only with rated flow = 40 l/min Technical data general Type 4WRPH Size 6 Component series 2X Type of actuation Proportional solenoid with position control, electrical amplifier external Type of connection For subplate mounting: Porting pattern according to ISO 4401 Installation position Any Weight kg 2.3 Ambient temperature range °C -20 … +50 hydraulic Type 4WRPH Size 6 Maximum operating pressure bar 315 Maximum operating pressure Port P bar 315 Anschluss A bar 315 Port B bar 315 Port T bar 250 Maximum flow l/min 40 Nominal flow l/min 2 4 12 15 24 40 Hydraulic fluid temperature range °C -20 … +80 Viscosity range Maximum admissible mm²/s 10 … 800 Recommended mm²/s 20 … 100 Maximum admissible degree of contamination of the hydraulic fluid, cleanliness class according to ISO 4406 (c) 1) Class 18/16/13 according to ISO 4406 (c) Hysteresis % ≤ 0.2 Manufacturing tolerance % 1) The cleanliness classes specified for the components must be adhered to in hydraulic systems. Effective filtration prevents faults and simultaneously in
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