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Preventative Maintenance and Testing


With today’s businesses making substantial investments into high technology, preventive maintenance (PM) has become a key issue in preventing costly damages and repairs. As the old adage states, “an ounce of prevention is worth a pound of cure.” Our PM programs include thermo graphic inspections; enabling customers to save money by keeping their equipment in its best working condition.

Our Preventive Maintenance programs include:

  • Bridge lighting
  • Controller cabinets
  • Emergency vehicle preemption systems
  • High voltage potential testing & fault location
  • Lighting systems (accent & navigational)
  • Loop detection
  • Protective relay calibration &testing
  • Railroad crossings
  • Site lighting
  • Substation maintenance
  • Telephone vaults
  • Traffic management cameras
  • Traffic management systems
  • Transformer & switchgear inspections & testing
  • Underground conduit systems
  • A specialized portion of our PM programs include thermographic inspections
Other Preventive Maintenance services include the following:
  • Circuit breaker testing
  • Cleaning and repairing
  • Ground fault system tests
  • Ground resistance testing
  • Infrared testing
  • Insulating oil tests


  • Maintenance of high voltage electrical
    systems – Overhead
  • Maintenance of low voltage electrical
    systems – Overhead
  • Motor and control center testing
  • PCB surveys
  • Start-Up services
  • Underground buried cabling


B.J. Baldwin, Inc. | 7060 Division Highway | Narvon, PA 17555
P:: 717-351-1500 | F: 717-354-9384
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© 2018 B.J. Baldwin, Inc | Email: INFO

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