Basic Electrical Installation Work

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The index protec- tion codes shown Fig. Protected against water spraying an angle 60°. Suitable for continuous immersion water. 0 0 1 2 3 4 5 6 1 2 3 4 5 6 7 8 1 METRE 2. . Prevents ingress sufficient to cause harm. Protected against a solid object greater than 50mm, such as a hand. Protected against water splashing from any direction. Prevents ingress of dust sufficient to cause harm. Protected against harmful ingress of water when immersed to depth between 150mm and 1m. Dust tight. Protected against jets water from any direction.5mm, such as a tool wire. No dust ingress.0mm, such as thin wire strips. The ‘X’ used instead ‘0’ since ‘0’ would indicate that protection was given. Protected against a solid object greater than 12mm, such as a finger.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 dripping water when tilted 15°. Non-protected. Protected against heavy seas powerful jets water.5mm FIGURE 13. Protected against water dripping vertically, such as condensation. Protected against a solid object greater than 1. Dust protected.3 Index protection codes. 13. Protected against a solid object greater than 2.3. Protected against submersion. First number (DEGREE PROTECTION AGAINST SOLID OBJECT PENETRATION) Second number (DEGREE PROTECTION AGAINST WATER PENETRATION) Non-protected