Course Description

To give seafarers the essential education and training in high voltage installations to meet the Knowledge.

This course is aimed at candidates who require competency in the safe operation of high voltage power systems.

Training Outcome

There are two outcomes to the training

Outcome 1: The learner knows the arrangement and protection of high voltage installations on board a vessel.

Outcome 2: The learner knows the safety requirements necessary for high voltage installations.

Course Contents:

• Definition of high voltage (HV).
• Reasons for employment of HV.
• Design requirements.
• Review of basic electricity.
• Rules Regulations and Procedures.
• Electrical hazards.
• Necessity for HV RULES, REGULATIONS AND PROCEDURES.
• Electrical Hazards.
• Significance of safe working practices, working procedures in HV.
• Procedures to be followed while working on HV.
• Summarizing dangers of working on HV and precautions, Risk assessment, safety documentation and records, Electrical permit to work (EPTW), HV entry permits.
• Personal protective equipment’s, Safety guidelines, Using appropriate and approved PPE, Arrangement of a HV Switch Room and.
• HV testing, Arrangement of a HV switch room, Significance of insulation and its requirements, HV testing, Insulation resistance, Polarization index.
• Infrared testing, Power-system protection.
• Insulated neutral and earthed neutral system, advantages, disadvantages of grounded neutral system, Sizing of neutral earth resistor, high resistance earthing, and low resistance earthling.
• Safety and operational features of HV system, Circuit breakers, Definition of a Circuit breaker, Arc interruption property of breakers, Types of breakers, Selection of the breaking technology, Advantages/ disadvantages of VCB & SF6 breakers.
• Electric propulsion system, switchboard and distribution system Protection of the electric plant, Drive control, Power management system (PMS), Some examples of diesel electric propulsion systems in use.