... :-40 degrees +50 degrees4.Protection:short circuit,over current,over load,over temperature. 5.Waterproof grade:IP67 6.Standardized production,assembly ... :0.5KVAC (VL VDE standard)Insulation resistance I/P-O/P:I/P-FG,O/P-FG:100M Ohms/500VDC/25°C/70 percentRHEMI ... EN55015 EN55022(CISPR22) Class BHarmonic current EN61000-3-2 Class C(≥50% load ...