Nec Single Phase Meter Wiring Diagram
Below are the the connections diagrams for installation of a single phase 3 phase 4 wire kwh meter digital or analog energy meter from the supply to the main distribution board in home.
Nec single phase meter wiring diagram. The company should always be consulted in regard to the exact characteristics. Basics 13 valve limit switch legend. Basics 7 4 16 kv 3 line diagram. A typical residential circuit breaker box reveals four wires coming into our homes.
After watching this video you can make the connection of electricity meter at home. In single phase supply 230v in uk eu and 120v in us canada there are 2 one is line live and the other one is neutral incoming cables from the utility poles to energy meter and then directly connected to the main distribution board consumer unit. National electrical code or such state and local laws or ordinances as may be in force in. The company s nominal secondary service voltages are 120 volts single phase 120 240 volts 3 wire single phase 240 volts 3 phase 3 wire 120 240 3 phase 4 wire 120 208 3 phase 4 wire 277 480 volts 3 phase 4 wire.
Basics 14 aov schematic with block included basics 15 wiring or connection. Basics 8 aov elementary block diagram. Basics 10 480 v pump schematic. 3 phase kwh meter wiring and it s connection diagram as you know that we use two types of electrical appliances regarding it s rated voltage in which some are for single phase and some are required 3 phase just like this we use two types of kwh meter in which one for single phase and 2nd kwh meter 3 phase.
Throughout north america homes are powered by 120 volt single phase electricity. Three wire single phase system three wire three phase system or four wire three phase system. With another electrical wiring class i am gonna to publish a post about energy meter wiring diagram or how to wire a single phase kwh kilowatt hour energy meter. The red wire shows the live or line or phase and the blake shows the neutral wire.
Two hot wires a neutral. In this video i try to explain the concept of single phase electrical meter or single phase energy meter. Single phase underground service meter installation figure 9. Includes single phase 2 phase supply 3 phase supply multiple installations distributed generation alternative energy and typical equipment dimensions.
Service voltages higher than 480 volts are available only by negotiation with the company. In this post i only share with you diagram in which i shown the complete method of energy meter wiring or instillation. Meter wiring diagrams for low voltage meter stations for in whangarei and kaipara.