ZPV70-30 Electro-Proportional Flow Control Valve
  • Features
  • Technical Specifications
  • Instruction

Features

·Three-port cartridge structure with built-in pressure compensation, flow stable against system pressure fluctuation.
·Normally closed status when power off, proportional flow output linear to solenoid driving current.
·Excess oil bypass design for auxiliary hydraulic function control.
·NBR sealing component supports wide operating temperature range.
·Two flow range options (Range A / Range B) for flexible flow matching.

Technical Specifications

technologyparameter
Max. Inlet Pressure (bar):240
Max. Pressure for Port 2 & Port3 (bar):207
Flow Rating (Bypass Closed, Range A):26lpm
Flow Rating (Bypass Closed, Range B):17lpm
Flow Rating (Bypass Open, Range A):50lpm
Flow Rating (Bypass Open, Range B):26lpm
Max. Input Flow:Range A 50lpm, Range B 26lpm
Internal Leakage:197cc/min under 250bar with fully closed spool
Working Temperature range ℃:-30~+100 (NBR rubber seal)
Cartridge Cavity Model:10–3 (refer to page G–2)
Test Coil Parameter:12V coil, 200Hz PWM signal

Instruction

Performance data shown are the average results based on series of tests of production units
Testing situation: oil temperature:40℃; Oil Viscosity:32cSt.

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