ACE20 Series Explosionproof Variable Frequency Drives

The only explosionproof VFD solution utilizing NEMA 7 with active cooling. Can be mounted next to the motor in the classified area, providing significant installation cost savings - along with the traditional VFD benefits of energy savings, speed and torque control, and system diagnostics.

Disconnect Rating 30A; 60A; 100A
Disconnect Fuse Type J
Operating Temperature Range 0°C to 50°C (32°F to 122°F)
Nominal Horsepower 1; 2; 3; 5; 7.5; 10; 15; 20; 25; 30; 40; 50
Body and Cover Material Copper-free aluminum, epoxy powder coated
Blower Material Aluminum, natural
Window Material Tempered soda llime glass
Filters, Pre-filters, Disconnect, Cover Hinges, Bolts, Washers, and Spring Material Stainless steel, natural


  • Fine speed and torque control
  • Soft start capability
  • Improved pressure, flow, and motion control
  • Locate VFD in classified area, eliminating costly conduit/cable tray runs
  • Eliminate control valves
  • Reduced energy consumption
  • No additional space required in sub-station
  • Extract equipment condition and operating information
  • Lower pump maintenance costs
  • Recommended temperature range: 0°C to 50°C (consult factory for more extreme temperature guidance)
  • Class I, Divisions 1 and 2
  • Raintight, wet locations