Variable Frequency Drives

Greenheck packages a wide range of variable frequency drives (VFD's) with fan products to meet the performance needs of any ventilation system. VFD's are pre-programmed at the factory with fan parameters to ensure easy start-up in the field. VFD's ship loose and are available in a variety of enclosures. VFD's are only available when selected with a fan product.

OVERVIEW

VFD

ACH-180
  • 3 Phase: 200-240Vac or 380-480Vac
  • Controls motors up to 15 HP
  • NEMA-1 enclosure (ships separate)
  • Modbus RTU and BACnet communication
  • No built-in impedance, requires line reactor
  • 5 digital and 2 analog inputs
  • 1 digital, 1 analog, and 1 relay outputs
  • Available on:
    • Inline SQ, AX, QEI, QEID, TDI, TBI, GJX
    • Lab Exhaust Vektor-H/CH/CD/MD/MH
    • Panel AER
    • Rooftop Exhaust G, CUE, CUE-WALL, TAUD, TAUB
    • Vane Axial VAD, VAB

ACS-255
  • 1 Phase: 110-120Vac
  • 3 Phase: 200-240Vac*, 380-480Vac* or 500-600Vac (*Only available on the NEMA-4X enclosure)
  • NEMA-1 or NEMA-4X enclosure (ships separate)
  • Controls motors up to 15 HP
  • Modbus RTU
  • No built-in impedance, requires line reactor
  • 2 digital and 2 programmable (analog or digital) inputs
  • 1 programmable (analog or digital) and 1 relay outputs
  • Available on:
    • Inline AX, QEI, QEID, TDI, TBI, GJX
    • Lab Exhaust Vektor-H/CH/CD/MD/MH
    • Rooftop Exhaust TAUD, TAUB
    • Vane Axial – VAD, VAB

ACH-580
  • 3 Phase: 200-240Vac, 380-480Vac, or 500-600Vac
  • Controls motors up to 30 HP
  • NEMA-1 (standard), NEMA-3R or NEMA-12 enclosure
  • Modbus RTU and BACnet communication
  • 5% impedance, DC bus choke
  • 6 digital and 2 analog inputs
  • 0 digital, 2 analog, and 3 relay outputs
  • Available on:
    • Inline AX, QEI, QEID, TDI, TBI, GJX
    • Lab Exhaust Vektor-H/CH/CD/MD/MH
    • Rooftop Exhaust TAUD, TAUB
    • Vane Axial – VAD, VAB
Purchase Options: