VLT® PHD-202 Preferred Harmonic Design

Developed specifically to meet the diverse needs of water and wastewater applications

The VLT® PHD-202 Preferred Harmonic Design (PHD) is a full-featured, AQUA dedicated drive solution when conformance to IEEE-519 is required, even at the drive terminals. The PHD-202 has a number of features developed specifically to meet the diverse needs of water and wastewater applications and is the most practical solution to address growing harmonic concerns within the industry.

Meets the most stringent IEEE-519 levels down to 60% load at panel terminals

  • Delivers enhanced ThiD and Power Factor performance across the typical operating range.
  • Exceeds IEEE-519 THvD requirements

Product range

3 x 480 V . . . . . . . . . . . . . . . . . . . 1.5 – 600 HP
3 x 600 V . . . . . . . . . . . . . . . . . . . 1.5 – 650 HP
With 110% overload torque

Larger power sizes and alternate enclosure
ratings are available upon request. Please consult factory.

Options:

  • Fused or CB disconnect
  • Bypass or non bypass
  • Softstart bypass
  • dV/dt output filter

Enclosure ratings 

  • NEMA 1
  • NEMA 12
  • NEMA 3R
  • Wall mount units to 75 HP
    Floor mount above 75 HP

OSHPD Pre-Approval

All units available with Special Seismic Certification and OSHPD Pre-Approval for ease of review by Authorities Having Jurisdiction.

Features and benefits

Capacitor Disconnect

Better overall harmonic performance

Robust single enclosure 

Modular design utilizing standard VFDs

Dedicated AQUA functionality 

Utilizes Danfoss VLT AQUA drive