Industrial Control Panels Relating to Hazardous (Classified) Locations – UL 698A
These requirements cover industrial control panels intended for general industrial use and installation in unclassified locations with intrinsically safe circuit extensions into Class I, Class II, and Class III, Division 1 hazardous (classified) locations in accordance with the National Electrical Code, NFPA 70.
Industrial Control Panels – UL 508A
These requirements cover industrial control panels intended for general industrial use, operating at 600 volts or less. This equipment is intended for installation in ordinary locations, in accordance with the National Electrical Code, ANSI/NFPA 70, where the ambient temperature does not exceed 40°C (104°F) maximum.
UL QCZJ: Guide Info for Packaged Pumping Systems
This category covers fluid handling systems consisting of pumps, electric motors, frequency drives, control valves, gauges, and piping mounted on a structural steel base. They are used for plumbing boosters, heat transfer, hot water heating, HVAC chilled and hot water packages, irrigation, boiler feed and condensate packages, and similar applications.