1. WORKING AND TESTING

The Authorised Person or Nominated Person is to co-ordinate all work on and testing of Electrical Equipment after discussion and approval from person responsible for Hazardous Area.

• 1.1 All persons required to work on or test electrical equipment or installations in a Hazardous Area are to be familiar with and comply with all relevant SHE Codes and any instructions issued by the person responsible for the Hazardous Area. If any doubt arises as to the interpretation of such instructions, written clarification from the person responsible for the Hazardous Area is to be obtained before any work or test proceeds.
• 1.2 Where a Hazardous Area Classification exists, only persons with the appropriate training and experience for that classification shall be allowed to work or test in that area.
• 1.3 Wherever reasonably practicable, the working area is to be rendered non-hazardous for the duration of the work or test. However, the provisions of this appendix apply even if the working area has been rendered non-hazardous for the duration of the work or test.
• 1.4 Where an area hazard is rendered non-hazardous, e.g. gas purged and isolated, a written confirmation of the status and approval shall be obtained from the person responsible for hazardous area.
• 1.5 The safe system of work shall be approved by the person responsible for hazardous area, prior to any work or test commencing.
• 1.6 Work or test within a hazardous area may be stopped at any time by the Authorised Person or by the person responsible for Hazardous Area.
• 1.7 All tools, test equipment, and materials must be risk assessed to verify their suitability for use in the Hazardous Area and shall comply with any instructions issued by the person responsible for the Hazardous Area.
• 1.8 Before commencing any testing, in particular high current continuity tests, prospective short circuit current tests, or high voltage tests the environmental hazards for the Area must be considered. Only approved test methods shall be used in accordance with DSEAR and BSEN60079 Parts 14 and 17.
• 1.9 Before any work or test is deemed completed the Authorised Person and person responsible for Hazardous Area are to be satisfied with the safety and integrity of all equipment that may have been affected by the work or test.
• 1.10 Before equipment in a Hazardous Area is energised or restored to an operational state, the Authorised Person must obtain permission from the person responsible for Hazardous Area .