9
air pollution control and monitoring equipment, namely, mid-frequency and high frequency power supply for electrostatic precipitators, transformer rectifier (TR) control cabinets, controls for rappers used in cleaning particulates from electrostatic precipitators, communications interface in the nature of a controller area network (CAN) transceiver, voltage regulators in the nature of voltage dividers, electrical transducer boxes, silicon controlled rectifier (SCR) assemblies, transformer rectifier output bushings for use in grounding electrostatic precipitators, transformer rectifier diode stacks, electrical reactors used in limiting electrical currents, and transformer rectifier sets
37
technical support services, namely, troubleshooting in the nature of repair of air pollution control and monitoring equipment; installation, repair and maintenance of air pollution control and monitoring equipment; air pollution control and monitoring precipitator inspection services
41
Training services in Air Pollution Control and Monitoring Equipment maintenance and operation
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