IPX-0 No special protection
IPX-1 Protected against falling water Equivalent to 3-5mm rainfall per minute for a duration of 10 minutes.
Unit is placed in its normal operating position.
IPX-2 Protected against falling water when tilted up to 15 degrees - Same as IPX-1 but unit is tested in 4 fixed positions -
tilted 15 degrees in each direction from normal operating position.
IPX-3 Protected against spraying water - Water spraying up to 60 degrees from vertical at 10 liters/min at a pressure of 80-100kN/m2 for 5 min.
IPX-4 Protected against splashing water - Same as IPX-3 but water is sprayed at all angles.
IPX-5 Protected against water jets - Water projected at all angles through a 6.3mm nozzle at a flow rate of 12.5 liters/min at
a pressure of 30kN/m2 for 3 minutes from a distance of 3 meters.
IPX-6 Protected against heavy seas - Water projected at all angles through a 12.5mm nozzle at a flow rate of 100 liters/min at a pressure of 100kN/m2 for 3 minutes from a distance of 3 meters.
IPX-7 Protected against water immersion - Immersion for 30 minutes at a depth of 1 meter.
IPX-8 Protected against water submersion - The equipment is suitable for continual submersion in water under conditions which are identified by the manufacturer.