• Βαθμοί προστασίας ηλεκτρολογικού υλικού IP

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    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..