1. First, select the right equipment:
2. Separate the work area from all possible sources of power-supply
3. Lock the links in the open position
4. Check the absence of voltage on each conductor:
5. Apply appropriate short-circuiting and earthing systems
6. Show, warn others and limit the work area:
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| Tel |
: +84 28 22 00 21 24 ; 09 88 57 43 47 (Mr. Trieu) 09 79 87 84 50 (Mr. Khiet) |
| Fax | : +84 28 22 20 22 01 |
| : thientrieu@hopthien.com | |
| Website | : http://www.hopthien.com |
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