Meter Wiring Diagram 400 Amp
Ct metering is required for 400 amp and larger single phase 400 amp and larger 120 208 three phase and 400 amp and larger 277 480 three phase.
Meter wiring diagram 400 amp. Underground h structure service installation. Class 320 meter breaker data wiring diagrams. Most of the wiring diagrams i have seen recommend installing 2 200 amp breakers off the meter panel and sending them to the 2 200 amp main lug breaker panels. Meter main load centers with optional mcc bypass 400 amp max.
400 amp meter base correct wiring diagram. Meter base ground must be unbroken from ground rod to ground connection in base. Reconnect the battery ground cable. Class 320 wiring diagrams meter mounting equipment 64 a n b a n b a n b a n b a n b a n b catalog u404223mc catalog u404223mcc catalog u4042mc catalog u4042mcc catalog u404mc catalog.
A wiring diagram is a simplified traditional photographic representation of an electric circuit. I am upgrading a 200 amp service to a 320 amp meter and adding a 2nd 200 amp panel. The use of a transocket cts in switchgear see subsections 5 6 and 5 7 or overhead ct metering see subsection 5 8. Data subject to change without notice.
Be sure to brace guy or concrete service pole 8 ground rod with approved ground rod clamp switch box conduit hot wire neutral lightning size size size size ground 400 amp 3 or 2 2 500mcm 1 250mcm 1 1 0 only copper wire type thhn or. If ammeter shows a positive charge when starter is engaged reverse connections on back of ammeter. Assortment of volt amp meter wiring diagram. 63 65 table of contents meter mounting equipment 2.
Wouldn t this configuration allow up to a 400 amp continuous draw on the 320 amp meter and supply lines without protection. Single meter sockets without bypass 400 amp max. Ground wire must be in 1 2 thin wall conduit or 1 2 grey electrical pvc. With ct metering there are several options.
200 amp overhead meter pole installation. 100 amp 200 amp underground service installation on house 400 amp 320 underground service installation. It reveals the elements of the circuit as simplified forms and the power and signal connections between the devices. A detailed video over milbank s 400 amp meter main product options.
Important wiring information consumer wires to straight load buss spades remc wires to curved line buss spades neutral wire buss spades 4 copper to ground rod spade. Connect ammeter lamp 60 0 60 i only to existing instrument panel lighting circuit. 57 58 meter mains with optional mcc bypass 400 amp max. 60 amp overhead temporary construction service installation 100 amp mobile home overhead meter pole installation.