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Email: emc@staffordaerotechnologies.co.uk 4 Chalk Hill House, 19 Rosary Road, Norwich, Norfolk, NR1 1SZ, UK |
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Home > Glossary of Terms |
Creepage distances
Creepage = shortest distance along the surface of the insulating material (material insulation)
Pollution degree |
|
1 |
Nonconductive dry pollution |
2 |
Temporary condensation |
3 |
Expected condensation |
REF:EN61010:2010
Secondary WORKING VOLTAGE a.c. r.m.s. or d.c. |
Printed wiring |
Other insulating material |
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POLLUTION |
POLLUTION |
POLLUTION |
POLLUTION DEGREE 2 |
POLLUTION DEGREE 3 |
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V |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
mm |
10 |
0,025 |
0,04 |
0,08 |
0,40 |
0,40 |
0,40 |
1,00 |
1,00 |
1,00 |
a For voltages above 1 000 V, CREEPAGE DISTANCES on printed wiring board material are the same as for other |
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UK specialists in emc & lvd testing and ce marking. Experts in aeronautical system design for over 25 years. |