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
emergency(at)helmke.de

 

Highlights

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] ]

6 MW HELMKE FULL LOAD TEST FIELDTo meet customers requirements and HELMKE's aspiration to work always with state of the art technologies, the HELMKE Group has invested in a new testing field on its location in Pulversheim, France. The testing field is also available for final customer inspections and external testing orders.[ [more] ]

Revision

Revision of all drives within the high-voltage, low-voltage and DC range.

In the course of such overhauling and reconditioning the following can be carried out:

  • Diagnosis of mechanical and electrical fitness for operation
  • Steam jet cleaning and drying of winding components
  • Sand blasting of motor components
  • Fitness check for sensors and monitoring devices
  • Dynamic balancing  of the motors
  • Maintenance for sleeve bearing, seals and gaskets
  • Exchange of rolling bearings

Exterior protective coating according to Helmke standard as well as customer requirements:

  • Sand blasting of complete machine or its elements
  • Painting of all machine parts on open circuit air-cooled machines
  • Special coating according to customer requirements for offshore applications
  • Test reports for painting layers it`s adhesion and coat thinkness

Documented final check testing

  • Final assembly and testing of motors with test report
  • Partial Discharge Measurements of the windings
  • Tan Delta measurement for the windings
  • Polarization measurement for the windings
  • Load test with heat-run at rated load
  • Specific tests subject to customer specification
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