A complete requirement makes it possible to select the apparatus, verify the exposure and agree the product acceptance check.
Method
Target IPX designation, standard and edition, test clause and pass criteria
Specimen
Dimensions, mass, quantity, enclosure drawing, mounting and exposed faces
Operating state
Power, monitoring, cable entries, seals and safe shutdown requirements
Water delivery
Drip, spray, jet or immersion conditions, timing and calibration evidence
Installation
Water supply, heating if required, filtration, drainage, power and access
Result evidence
Flow or pressure records, exposure geometry, inspection and report format