LOHER VARIO

LOHER VARIO

High voltage motors for maximum safety and degree of availability in hazardous zones of the oil and gas industry

Rugged and compact high voltage motors in tube cooling. Designed for applications in extreme environments and hazardous zones, especially in oil, gas and petrochemical industry. Available in all of the usual types of explosion protection – also double protection, degrees of protection up to IP66, special paint finishes, high and low temperature versions and cooling types tailored to the application – make them predestined for sectors such as oil, gas and petrochemical.

Benefits at a glance

  • Safe operation also in exceedingly hazardous areas, e.g., LNG tankers
  • Predestinated for extreme locations, e.g. offshore rigs
  • Increased stiffness, low vibration levels, maximum reliability
  • Outstanding suitability for deserts and arctic regions
  • Highly modifiable for individual customer demands retrofit applications
  • Covering all of the applicable types of ex-protection
  • Degree of protection up to IP66
  • Engineered based on international standards (ATEX, NEPSI, EAC (Gost))
  • Extremely rugged due to torsional stiff steel frame
  • Available in high and low temperature design

Technical data overview

Shaft heights
710 – 1000 mm
Power range
1.9 – 7.1 MW
No. of poles
2 – 16 poles (higher on request)
Rated voltages
3 – 11 kV (higher on request)
Degree of protection
IP55, IP56, IP65, IP66
Cooling type
IC 511, IC 516
Explosion protection

Flameproof, Zone 1, II 2 G Ex db eb IIB T4 Gb 

Flameproof, Zone 1, II 2 G Ex db eb IIC T4 Gb 

Downloads, Support & Services

Special topics