Keywords: Cable glands; Static seals; Seals; Electrical installations; SI system (metric); Performance testing; Testing conditions; Specimen preparation; Test equipment; Clearances; Diameter ; Classification systems; Marking; Instructions for use; Mechanical properties of materials; Mechanical testing; Pull-out tests; Impact resistance tests; Thickness; Force; Torque; Electrical properties of materials; Electrical testing; Resistance measurement; Electrical insulation; Earthing; Electric current; Current measurement; Fire resistance