Field & Interpole Coils
LH Marthinusen manufactures and refurbishes field and interpole coils for use in a range of DC rotating electrical machines. These coils are produced to meet defined electrical and mechanical requirements, supporting reliable machine performance across industrial and traction applications.
Field and interpole coils are manufactured to suit specific machine designs and operating conditions, ensuring compatibility and consistent electrical performance.
Applications
These coils are applied across a range of DC machine types, including:
- Industrial DC motors
- Traction motors for electric and diesel systems
- Motor generators
- Motor alternators
Conductor and Insulation Systems
A range of conductor and main wall insulation systems is available to meet application requirements. These include:
- Kapton insulation
- Enamel insulation
- Double glass insulation
- Enamel and glass combinations
- Nomex insulation systems
- Mica or Mylar insulation
- Poroband materials
These materials support mechanical strength and thermal performance within the coil structure.
Manufacturing and Testing
LH Marthinusen applies controlled manufacturing processes and material selection to ensure consistent quality. Comprehensive coil testing is carried out to verify insulation integrity and electrical performance prior to installation.
Through specialised manufacturing capabilities and experienced technical teams, LH Marthinusen delivers field and interpole coil solutions that support reliable operation of DC machines across industrial and transport environments.