EN 397:2012 + A1:2012: Shock & penetration protection
EN 12492:2012:Non-vented version excludes cl 4.1.1 – ventilation
EN 50365:2023 (cl 4.3) Electrical insulation
ANSI/Z89.1:2014 Type II: Class C (vented) Class E (non-vented, up to 20,000V)
CAN/CSA Z94.1-05 Electrical Class C (Vented) and E (Non-Vented)