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DEGREE OF PROTECTION
The degrees of protection obtained by the envelopes of the electrical materials (low and Medium Power) are defined according to standards' CEI 529 and EN 60529.
FIRST DIGIT: PENETRATION OF SOLIDS
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IP |
Example |
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0 |
|
not protected |
|
1 |
involuntary hand contact |
protected against solids > 50 mm |
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2 |
finger contact |
protected against solids > 12 mm |
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3 |
tools, screw |
protected against solids > 2,5 mm |
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4 |
small tools, small wires |
protected against solids > 1,0 mm |
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5 |
unaffected by dust deposit |
protected against POWDER |
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6 |
no deposit |
protected against FINE POWDER |
SECOND DIGIT: PENETRATION OF WATER
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IP |
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0 |
not protected |
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1 |
protected against rain |
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2 |
protected against rain >15° |
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3 |
protected against rain >60° |
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4 |
protected against rain from any direction |
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5 |
protected against water jets |
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6 |
protected against heavy sea |
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7 |
protected against effect of immersion |
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8 |
protected against prolonged immersion |
DEGREE OF PROTECTION IK: SHOCKS RESISTANCE
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Code |
IK 00 |
IK 01 |
IK 02 |
IK 03 |
IK 04 |
IK 05 |
IK 06 |
IK 07 |
IK 08 |
IK 09 |
IK 10 |
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IMPACT ENERGY (joules) |
0 |
0.15 |
0.20 |
0.35 |
0.50 |
0.70 |
1 |
2 |
5 |
10 |
2 |