These requirements cover open or enclosed equipment that supplies power to control a motor or motors operating at a frequency or voltage different than that of the input supply. These requirements also cover power-supply modules@ input/output modules@ Silicon Controlled Rectifier (SCR) or Transistor output modules@ dynamic braking units@ and input/output accessory kits for use with power conversion equipment. This equipment is for use in ordinary locations in accordance with Articles 430 and 440 of the National Electrical Code@ NFPA 70. These requirements cover devices rated 1500 volts or less. Equipment intended for use in hazardous locations as defined by the National Electrical Code@ NFPA 70@ shall be evaluated to the Standard for Industrial Control Equipment for Use in Hazardous (Classified) Locations@ UL 698.