Basic Electrical Installation Work

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Strana 280 z 399

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Prevents ingress sufficient to cause harm. Protected against jets water from any direction. . Protected against harmful ingress of water when immersed to depth between 150mm and 1m. Protected against water splashing from any direction.5mm, such as a tool wire. Protected against a solid object greater than 50mm, such as a hand. Protected against a solid object greater than 2. 13.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. Protected against water dripping vertically, such as condensation. 0 0 1 2 3 4 5 6 1 2 3 4 5 6 7 8 1 METRE 2. Protected against water spraying an angle 60°. Non-protected. The index protec- tion codes shown Fig. Protected against heavy seas powerful jets water. First number (DEGREE PROTECTION AGAINST SOLID OBJECT PENETRATION) Second number (DEGREE PROTECTION AGAINST WATER PENETRATION) Non-protected.0mm, such as thin wire strips.3.3 Index protection codes. No dust ingress. Suitable for continuous immersion water. The ‘X’ used instead ‘0’ since ‘0’ would indicate that protection was given. Protected against submersion. Dust tight. Protected against a solid object greater than 1. Protected against dripping water when tilted 15°. Dust protected.5mm FIGURE 13. Protected against a solid object greater than 12mm, such as a finger. Prevents ingress of dust sufficient to cause harm