Breuer is widely known as a leading provider of intelligent motor solutions for all extraction industries. Originating from the coal mining industry, Breuer has developed a wide range of specialist motors and drives over many decades. After worldwide success of its award-winning technology, Breuer transferred this knowledge to applications within other market sectors and has consequently long since become a developed and trusted supplier to the Oil & Gas drilling industry. After a period of more than 20 years we now have strong and successful partnerships with many Oil & Gas drilling OEMs and End-user across the globe.

The Breuer VFD product line ecoVert® is the key to our success. Its modular design and high-power capability provide individual, cost-effective solutions for any requirement in the power range of 15kW to 2700 kW (20hp to 3600hp). Being designed and manufactured in Germany, ecoVert® drives offer the reliability, safety and flexibility required to meet the ever-increasing demands of this industry.

  • Ideal for power control room (PCR) or TopDrive container
  • Plug and play installation
  • Fiber-optic communication to ensure secure operation in EMC sensitive areas
  • Available for all Rig types
  • VFD and SCR are BREUER own technology
  • Customized designs optimized to your needs
  • Safe and reliable system
  • Compact design
  • for onshore or offshore environments
  • for arctic and desert environments
  • Remote access possible
  • Documentation and archive options using our ecoWin® software tools


Power range

15 kW (20hp) up to 2700 kW (3650hp)

Output frequency

0.1 - 500 Hz

Braking operation

Optional: integral brake chopper circuit or regeneration unit (active front end)

Protection class

IP20, IP54 for plug-in modules 

IP23, IP54 for control room solutions

Note - protection class can be increased upon request 

Overload current

1.5 times rated current 

Ambient temperature

Rated operation up to +40°C (+105°F), with derating up to +55°C (+131°F)

Environmental conditions

IEC 60721-3-3 class 3C2 and 3S2

Cooling type

Forced air cooling or water cooling options


STO dual-channel “safety stop“ 

and / or motor thermal protection of an ATEX certified motor in explosion-hazard environments


CANopen, Profibus DP,  ProfiNet IO,  EtherNet IP, DeviceNet, etc.


According to IEC 61800-3, category C2/C3