Found on Insulated Bus
voltage bus duct is often the most neglected portion of the
electrical system, due to the difficulty of isolating the
equipment and the lack of useful test methods.
The IQ Program provides you with magnetic sensors that attach
to the outside of the bus duct enclosure to detect these
types of harmful defects, while the
equipment remains in service.
Duct Clearance Problem
medium voltage bus duct problem discovered with the IQ
Program. In this case, the heater strip conduit was encroaching
electrical field of the right-most bus, causing