Βαθμοί προστασίας ηλεκτρολογικού υλικού IP
IP
protection grades according to DIN40050.
Symbol
(ΙPXY) |
1st
number (Χ) |
0 |
No
protection against hand or body contact. |
1 |
Maximum
object dimension which can be inserted is 50mm. Protected against
body contact , but fingers may be inserted. |
2 |
Maximum
object dimension which can be inserted is 12mm. Human fingers may
NOT be inserted. |
3 |
Maximum
object dimension which can be inserted is 2,5mm. Contact using
tools bigger than 2,5mm (screwdrivers e.t.c.) is NOT
possible. |
4 |
Maximum
object dimension which can be inserted is 1mm. Contact using tools
bigger than 1mm (screwdrivers e.t.c.) is NOT possible. |
5 |
Inserted
dust may NOT overlay equipment parts. No contact is possible. |
6 |
Full
protection against dust insertion. No contact is possible. |
2nd
number (Y) |
0 |
No
protection |
1 |
Equipment
is protected against vertical drops fall . |
2 |
Equipment
is protected against drops falling with 15o slope
regarding the vertical axis. |
3 |
Equipment
is protected against drops falling with 60o slope
regarding the vertical axis. |
4 |
Equipment
is protected against splashing water coming from any
direction. |
5 |
Equipment
is protected against water jets coming from any direction.
(6 inch jet nozzle) |
6 |
Equipment
is protected against powerful water jets. (12inch jet
nozzle) |
7 |
Equipment
is protected against temporary immersion for a given
time duration. |
8 |
Equipment
is protected against permanent immersion in given pressure. |
Examples:
1.
ΙΡ21 --> open motors. No finger contact is possible
1. ΙΡ54 --> closed motors protected against water injection.
2. ΙΡ65 --> proof motors. Total protection against dust
insertion. Protected against water injection..
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