Valve VF-LRV
category:
Elevator Hydraulics

Valve VF-LRV

This elevator valve with integral flow measuring system is used in frequency-controlled hydraulic drives. Based on the original LRV-1, combined with a frequency convertor acting directly on the motor/pump unit, it offers highest travel comfort, optimum heat dissipation and reduced noise emission.

VF-LRV technology is available only in combination with the power units of the Bucher Eco Line.

Advantages

  • Energy saving up to 60 %
  • Travel characteristics independent of load and temperature (viscosity) with wide range of operating temperature
  • Highest travel comfort up to 1 m/s
  • 120 travels per hour without cooling
  • Low energy consumption (no cooler needed)
  • Savings in machine-room ventilation
  • Lower oil temperature resulting in less wear and tear of hydraulic parts
  • Shorter and unvarying travel times
  • Up to 10 dBA noise reduction in the machine room

Available versions:

  • VF-LRV 350 and VF-LRV 700
  • All versions including: digital electronic card VF-DELCON, power supply VF-NTA-2, frequency
    invertor (VVVF), power unit with oil-submersed motor/pump unit
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