Skills Practice M.E.N. Earthing (Handout) - PDF
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Summary
This document is a handout outlining relevant rules for practical skills in electrical work, specifically focused on Earthing (M.E.N.). It covers topics such as risk assessment, safety procedures, cable routing, and reinforcement bonding, providing numerous specific instructions and references to relevant sections and tables. The handout serves as a guide for practical exercises and provides safety protocols for handling electrical systems.
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Skills Practice M.E.N. Earthing (Handout – Relevant Rules) 1. Risk Assessment – TAFESAFE / Job Safety Analysis 2. Behaviour and Safety in workshop 3. Safety glasses and enclosed shoes (NO tinted safety glasses) 4. Correct Isolation...
Skills Practice M.E.N. Earthing (Handout – Relevant Rules) 1. Risk Assessment – TAFESAFE / Job Safety Analysis 2. Behaviour and Safety in workshop 3. Safety glasses and enclosed shoes (NO tinted safety glasses) 4. Correct Isolation PROCEDURE – NOT just lock off 5. Plan job – Wiring Diagram with general cable routes AND sizes a. Main earth or bond not connected to Service Neutral Link – SIR 1.17.7 6. Plan actual cable routes a. Switchboard panel needs to open completely – 2.10.6 a b. Cables need to be tied to moving panel to protect them – 2.10.6 b c. Cables to run in one wiring loom where practicable 7. Stranded cables twisted if any chance of strands separating. 3.7.2.5 8. Tight connections – 3.7.2.3.1 9. What type of earthing terminal/connection/bar – see 5.3.4 10.What size PEC for switchboard surround – T5.1 if protected. If unprotected see 5.5.3.5 (Back to T5.1 if noted as exception) 11.M.E.N. a. What size MEN – see 5.3.5.2 (Main earth size if noted as exception) b. Colour – Green or Green/Yellow – 5.3.5.3 12.Main Earth a. What size Main Earth – see 5.3.3.2 and T5.1 b. To be run back to main earth connection – 5.5.1.1 13.Water pipe bond a. What size Water pipe bond – see 5.6.3.2 b. To be run back to main earth connection, or anywhere on main earth – 5.6.2.2. Skills Practice M.E.N. Earthing (Handout – Relevant Rules) Page 1 of 2 14. Reinforcement bond a. What size reinforcement bond – 5.6.3.2 b. Can be connected to any part of earthing system – 5.6.2.5 15.What size PEC for FSC’s – Table 5.1 and 5.3.3.4 if
