TESDA Electric Power Distribution Operation and Maintenance NC III Course

In the world of electric power distribution, having the necessary competencies is crucial to ensuring the effective maintenance and operation of distribution lines and equipment. And that’s exactly what the Electric Power Distribution Operation and Maintenance NC III certification from TESDA is all about.

Also read: TESDA Commercial Refrigeration Installation and Servicing NC III Course

This Demanding program equips line workers with the skills and knowledge required to replace distribution poles, conductors, and equipment, as well as install or replace service connections and carry out vegetation clearing along the distribution system. With the TESDA seal of approval, these qualified professionals can perform their duties with confidence and competence, ensuring that communities have reliable access to electricity.

Electric Power Distribution Operation and Maintenance NC III

What is Electric Power Distribution Operation and Maintenance NC III?

This course develops the knowledge, skills, and attitudes of electric power distribution line workers, following industry standards. It covers basic and common competencies, including replacing distribution poles, pole top assemblies, conductors, and installing/replacing line equipment, accessories, and consumer service connection facilities. Vegetation clearing along the distribution system is also included.

An individual who has attained this Qualification possesses the necessary competence to fulfill the following role:

  • Maintenance line worker

Benefits of Taking Electric Power Distribution Operation and Maintenance NC III

  1. Enhanced Safety: Taking the Electric Power Distribution Operation and Maintenance NC III course provides you with a comprehensive understanding of safety protocols and procedures. This knowledge ensures that you can effectively and safely operate and maintain electrical power distribution systems, reducing the risk of accidents and injuries.
  2. Expanded Job Opportunities: Completing the Electric Power Distribution Operation and Maintenance NC III program opens up a wide range of job opportunities in the electrical industry. You can pursue careers as an electrical technician, lineman, or electrical system operator, among others.
  3. Skill Development: The course equips you with the necessary skills to perform various tasks related to electric power distribution. You will learn about maintenance and troubleshooting techniques, equipment operation, and system monitoring. These skills are valuable in the industry and can help you advance in your career.
  4. Industry Knowledge: By undertaking this course, you gain in-depth knowledge of electric power distribution systems, including their components, operation principles, and maintenance requirements. This knowledge allows you to make informed decisions and effectively contribute to the efficient functioning of power distribution networks.
  5. Professional Growth: The Electric Power Distribution Operation and Maintenance NC III certification demonstrates your expertise and commitment to the field. It enhances your professional credibility and increases your chances of career advancement and higher earning potential.
  6. Contribution to Energy Efficiency: Through this course, you learn about energy conservation practices and techniques, enabling you to contribute to the efficient use of electrical power. This skill is valuable in promoting sustainability and reducing environmental impact.
  7. Personal Satisfaction: Acquiring the knowledge and skills offered by the Electric Power Distribution Operation and Maintenance NC III program gives you a sense of personal accomplishment. You can take pride in being a qualified professional capable of ensuring the reliable and efficient distribution of electrical power.

What are the Essential Skills that Need to Be Learned?

To boost performance, it’s crucial to develop essential skills in various areas.


  • Lead workplace communication
  • Lead small teams
  • Develop and practice negotiation skills
  • Solve problems related to work activities
  • Use mathematical concepts and techniques
  • Use relevant technologies
  • Apply critical thinking and problem-solving techniques in the workplace
  • Work in a diverse environment


  • Apply quality standards
  • Comply with environmental protection procedures
  • Observe procedures, specifications and manuals of instruction
  • Operate and maintain line tools and equipment
  • Perform Computer Operations


  • Replace electric distribution pole, pole top assembly and conductors
  • Install/Replace single-, three-, or vee-phase distribution line equipment and accessories
  • Install/Replace single-, three-, or vee-phase consumer service connection facility
  • Conduct vegetation clearing along the distribution system

Sample of Certificate of Completion


Training Duration

  • Basic: 48 hours
  • Common: 60 hours
  • Core: 112 hours

Total: 220 hours

Also read: TESDA Construction Lift Passenger/Material Elevator Operation NC II Course


The trainees who wish to enter the course should possess the following qualifications:

  1. Must hold a certificate or have completed training in Electric Power Distribution Line Construction NC II.
  2. Can communicate orally and in writing.
  3. Must be in good physical condition for training.

This list does not include institutional requirements like written entrance exams or other requirements imposed by the school or training center offering the TVET program.


To enroll in this course, you will need the following documents:

  1. PSA Birth Certificate
  2. High School or College Diploma
  3. Certified True Copy of Official Transcript of Records or Form 137
  4. Certificate of Good Moral Character or GMRC
  5. 1 x 1 and/or 2 x 2 pictures

To obtain further details, please reach out to the enrollment site that aligns with your requirements. Kindly note that the criteria may vary.

Instructor Qualifications

  • Holder of National TVET Trainers’ Certificate (NTTC) Level 1 in Electric Power Distribution Operation and Maintenance NC III
  • Minimum of 3 years of relevant supervisory experience in distribution line works within the past 10 years, e.g., Line Supervisor/Lead Lineworker.
  • Completion of the Basic Occupational Safety and Health (BOSH) Course and/or relevant Electrical Safety Training by accredited Safety Training Organizations is mandatory.
  • Physically fit

These requirements ensure the instructor is well-prepared to teach and guide students in the field of Electric Power Distribution Operation and Maintenance NC III.


The Electric Power Distribution Operation and Maintenance NC III is a qualification that equips individuals with the necessary competencies to effectively perform duties as a line worker. This training ensures proficiency in handling electric power distribution lines, equipment, structures, and accessories. It covers tasks such as pole replacement, conductor installation, line equipment installation, and vegetation clearing. By obtaining this qualification, individuals can seamlessly fulfill their responsibilities in the electric power industry.

Contact Information

Technical Education and Skills Development Authority (TESDA)
Office Address: BLDG 8, TESDA Gate 2, TESDA Complex, East Service Rd., South Superhighway, Taguig, Metro Manila.
Email Address: contactcenter@tesda.gov.ph
Telephone Number: 8887-7777
SMS Hotline: 0917-479-4370 (text only)
Website: https://www.tesda.gov.ph/
Facebook Page: https://www.facebook.com/TESDAOfficial

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