The hose cassette shall be separated from the hydraulic housing by a wall with a degree of protection not less than
IP2x.
5.3.7.4 Enclosures partially in a hazardous area
Enclosures partially in a hazardous area, see 5.2.1.5 b), shall be provided with well distributed cross ventilation in
the non-hazardous area of at least 10 mm2.