Encased protective transformers suited predominantly for those applications that require protection against electric shock and high IP grade. PFS is a portable version, fitted with a handle, power cord, and an output socket. The transformers are made with Class II insulation and protection grade IP44 / IP54, maximum ambient temperature 25°C, thermal class of insulation B (130°C). Manufactured in compliance with EN 61558-2-4 and EN 61558-2-6.