... system, home electrical appliance, lighting, Medical equipments, Halogen quartz lamp, UPS industry, industrial control area ect….: Specification:1 ... Hz c. Secondary Customized Power range: 20VA to 10KVAd. Standard UL506, UL1411, EN61558, EN6060-1, UL2601, UL544 e. ... 1. PRODUCTION MANAGEMENT procedure:a. Adapt international ISO9001 standard in factory and workshop, use modern scientific management ...