Electrical Installation-Connecting and Testing DC Electrical Motors

Technical Assessment – The candidate is to cable terminate and test a Dc shunt motor in line with the details on the electrical wiring diagram, all work is to comply with the regulations.

Objective - To ensure a candidate has the skills, knowledge and ability to cable terminate and test a Dc shunt motor to meet the Regulations. The candidate is also required to demonstrate their skill and understanding of how to check cable for insulation resistance compliance and change motor rotation.

Technical Assessment Requirements

Range of screwdrivers of various size and types (flat, crosshead and phillips)
Range of allen keys (Metric & Imperial)
Hacksaw
Range of Crimping tools
Range of Gland spanners (size & type)
Rules
Tapes
Range of Cable croppers
Stripping knife
Phase tapes
Range of Socket Spanners
Range of screwdrivers of various size and types (flat, crosshead and phillips)
Selection of cable glands(size & type)
Selection of Crimp Lugs(size & type)
Suitably rated Insulation Resistance Tester
Electrical Hook Up Drawing to Vendor Specific Specification
Copy of Local Regulations
Personal Protective Equipment
Examiner instructions
Model Answer Sheet
Candidate instructions
Candidate Question Paper
Examiner Results Report

The candidate must cable terminate, test and commission the motor following the electrical wiring diagram and complying with the requirements of the regulations the designed test area must have good lighting and be away from any production area. The Examiner must ensure that the candidates has completed the installation and test to specification and following established working practice.

The Examiner must supply the wiring diagram that is specific to the type of DC shunt motor selected for the test selected for the test.

The candidate is expected to complete the test, being observed using correct cabling, termination and testing working practices to achieve a ‘PASS’. Where the candidate does not achieve the set criteria this is recorded as ‘REFERRED’ and a brief note recorded on the criteria not met in the test activity.

The candidate must record a PASS in all practical test sections and score a minimum of 80% in the multiple choice section.