Preferred alternate metering assembly 45 figure 12. Primary metering units are designed for three phase primary metering applications.

Ac Voltmeters And Ammeters Ac Metering Circuits
Primary metering wiring diagram. Order our 240 volt meter. Be aware that these are general diagrams using standard test switches which may not match some utility standards in their configuration and are for reference only. Form 2s need a meter for a 120 volt circuit. One of the most requested items of information that we receive is for wiring diagrams for the meters we sell. Pge will construct all pole top primary metering installations and will furnish and install the outdoor type instrument transformers and aluminum mounting brackets all necessary meters test switches and wiring between the instrument transformers and meters provided the customer pays the excess costs. Click here to view and print the full size diagram.
This page contains circuit type and wiring diagrams for all the form s of meters sockets and pans. 3s wiring diagram 1 ph 2 wire 1 pt 1 ct glems would like to thank and acknowledge the use of the following meter connection diagrams from dr. Transformer rated single phase three wire circuit 120240v 46. This diagram shows how to wire it for 120v. Instrument rated primary metering installation overhead to underground single bushing vt form 3s meter meter voltage rating meter class rating 5 jaw meter socket 6 position test switch primary line ø to n voltage customer load size transformer ratio primary amps customers load current ratio amps flowing in the ct secondary xx1 0 30. Single phase form 2s for 240v circuit.
Primary metering wiring diagram 42 figure 9. Single phase form 2s for 120v circuit. Outdoor mounted metering enclosure 44 figure 11. Primary metering arrangement one meter 43 figure 10. Meter wiring diagrams provided by tesco ansi meter wiring diagrams the great lakes electric meter school glems began in 1989 with a committee composed of members of electric utilities electric utility manufacturers and experts in the utility field. They consist of current transformers cts and voltage transformers vts mounted on an aluminum frame and wired to a ter minal strip inside of a nema 3r junction box.
Medium voltage instrument trans. With and without cts and pts for wye delta and network circuits. The assembly is then equipped for pole mount installation. Meter specification manual oppds meter specification manual is provided to supply essential information to customers employees architects engineers contractors and others concerned with electrical installations in our service area. Search through our list of wiring diagrams to find the right one for your job.