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PRUPressure control damper - circular


PRU is a pressure control damper used for regulating static pressure in circular duct systems.
PRU is equipped with pressure regulator, rotary actuator and with 2 m hose and measuring probe (not included in MR version for room pressure control).
Pressure regulators comes with either flow sensor (D3) for clean air or membrane sensor (M1) for contaminated air. Furthermore the membrane sensor comes in a version specifically for room pressure control (M1R).
Actuators are available as standard universal (UNI), springreturn (SPR) or fast-running version (FAS).
PRU is equipped with Lindab Safe for connection to the duct and is prepared for insulation up to 50 mm.

  • Belimo MP, Modbus, BACnet & analogue control 0(2)-10V.
  • Integrated NFC interface, compatible with Belimo Assistant App.
  • Damper tightness class 4 according to EN 1751.
  • Tightness Ø100-315 class ATC3 (formerly Class C) and Ø400-630 class ATC4 (formerly Class B) according to EN 1751.