(At only AC input) UL60950-1, C-UL(CSA60950-1), EN60950-1, EN50178 Complies with DEN-AN Conducted noise complies with FCC Part15 class B, VCCI-B, CISPR22-B, EN55011-B, EN55022-B Harmonic attenuator complies with IEC61000-3-2 (Not built-in to active filte. Carry out the necessary testing on end equipment with the power supply installed as per required EMC/EMI regulations. 5. Cosel PBW Series Switch Mode Power Supplies. The PBW series of switch mode power supplies (SMPS) from Cosel are a compact, lightweight solution. PBW switching power supplies feature a universal rated input of 85 V ac to 264 V ac making them a versatile solution. Features and Benefits:. Harmonic attenuator. Built-in overcurrent protection. PFC function. Parallel operation and parallel redundancy. Convection cooled