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. Search through our list of wiring diagrams to find the right one for your job.
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Primary metering wiring diagram. One of the most requested items of information that we receive is for wiring diagrams for the meters we sell. Medium voltage instrument trans. Order our 240 volt meter. With and without cts and pts for wye delta and network circuits. 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. Single phase form 2s for 120v circuit.
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. 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. 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. Single phase form 2s for 240v circuit. This diagram shows how to wire it for 120v.
Preferred alternate metering assembly 45 figure 12. 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. Primary metering units are designed for three phase primary metering applications. Outdoor mounted metering enclosure 44 figure 11.
Primary metering wiring diagram 42 figure 9. Form 2s need a meter for a 120 volt circuit. Transformer rated single phase three wire circuit 120240v 46. 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. The assembly is then equipped for pole mount installation.
Gallery of Primary Metering Wiring Diagram
