Have an emergency?

No problem. We are also available after business hours via our emergency cell phone. Contact us for any emergency service.

T +49 5066 90333-0



04.06.2018 [ [more] ]

New Factory in SarstedtIn addition to the existing plant, a new state-of-the-art manufacturing facility is under construction at the HELMKE site in Sarstedt (near Hannover, Germany).[ [more] ]

Drive systems - engineered by HELMKEHELMKE is a worldwide acknowledged competence for the delivery of complete drive systems. The converter cabinets engineered by HELMKE are projected and manufactured for customized and branch-specific applications.[ [more] ]

Motors for explosive atmospheres

The HELMKE explosion proof motors are designed to withstand without any damage the pressure caused by an internal explosion and are also able to prevent flame propagation outside.

Ex p control units of renowned manufacturers are available from stock.

For many years J. Helmke & Co. has delivered electric motors for the application in hazardous areas.

Zone 2 Ex nA non-sparking
Zone 1 Ex e increased security
            Ex d flameproof enclosure
            Ex p pressurized enclosure

For the application in zone 2 we can test and approve motors and converters of variable speed drives as unit in our system test facilities.

We laid the following foundations to build explosion-proof motors:

  • Quality management system acc. to ISO 9001:2008
  • Additional audit for explosion-proof production acc. to ATEX,
    Directive 94/9/EC
  • Qualified person on site
  • Achievement of corresponding test possibilities
  • Close co-operation with Notified Bodies
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