Basic Electrical Installation Work

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Strana 280 z 399

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0 0 1 2 3 4 5 6 1 2 3 4 5 6 7 8 1 METRE 2.0mm, such as thin wire strips. Protected against dripping water when tilted 15°. No dust ingress. Protected against a solid object greater than 50mm, such as a hand. The index protec- tion codes shown Fig. Protected against a solid object greater than 12mm, such as a finger. Protected against water dripping vertically, such as condensation. Dust protected. Protected against a solid object greater than 1.3 Index protection codes.3. First number (DEGREE PROTECTION AGAINST SOLID OBJECT PENETRATION) Second number (DEGREE PROTECTION AGAINST WATER PENETRATION) Non-protected. Protected against a solid object greater than 2. Prevents ingress sufficient to cause harm. Protected against submersion. The ‘X’ used instead ‘0’ since ‘0’ would indicate that protection was given. Protected against water spraying an angle 60°. Prevents ingress of dust sufficient to cause harm. Protected against harmful ingress of water when immersed to depth between 150mm and 1m. Suitable for continuous immersion water. Protected against water splashing from any direction.5mm, such as a tool wire. Protected against heavy seas powerful jets water. Non-protected.Statutory regulations and codes practice 269 Where degree protection not specified, the number replaced by an ‘X’ which simply means that the degree protection not specified although some protection may afforded. Dust tight. 13. . Protected against jets water from any direction.5mm FIGURE 13