HERZ DZR PICV (STANDARD)

The HERZ 4006/4206 Standard PICV is a compact, high-precision balancing and control valve that automatically maintains a constant design flow rate, independent of pressure variations in the system. It provides hydronic stability, operational simplicity, and extended reliability.

  • 🔹 DZR brass housing with EPDM diaphragm and seals.
  • 🔹 Stainless-steel spindle and internal components.
  • 🔹 4 mm actuator stroke; compatible with HERZ actuators.
  • 🔹 Linear control characteristic.
  • 🔹 Flow capacity: up to 5200 l/h.
  • 🔹 Differential pressure: up to 6 bar.
  • 🔹 Operating pressure: 25 bar.
  • 🔹 Temperature range: -20°C to 130°C.
  • 🔹 Compact and easy to install in return or supply lines.
  • 🔹 Pressure-independent flow regulation ensures constant hydronic balance.
  • 🔹 Reduces commissioning time and eliminates manual balancing valves.
  • 🔹 Minimizes system noise and prevents overflows or undersupply.
  • 🔹 Delivers energy-efficient comfort and operational reliability.
  • 🔹 Fan coils, chilled beams, radiant panels, and air-handling units.
  • 🔹 Suitable for commercial, institutional, and residential hydronic networks.
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