In summary, the RAC05-K/PD3/H is a 5W power supply rated for PD3 and OVCIII, comes in a 2 in. by 1 in. case, and has a no load power consumption less than 0.5W. The operating temperature is -40°C to +85°C and is capable of input bursts up to 528V_AC. It is certified to IEC/EN/UL 61010 and is ideal for low-power applications that will be exposed to harsher pollutant environments.