Is it a service panel or a sub feed panel. The grounding conductor for a 600 amp service is a 1 bare copper wire.
100 Amp Wire Size Wiring Schematic Diagram 155 Fiercemc Co
100 Amp Ground Wire Woodworking
100 Amp Aluminum Wire Size Goflyer Co
National electrical code nec 2014 edition table 250122.
What size ground wire for 100 amp service. Single conductor 3 gauge thhn copper wire. Ground wire size table. 1 3 thhnthwn 2 wire for 100 amp sub panel.
Needs to be buried in a conduit. You should run 3 4 insulated wires for your 2 hots and neutral. Bigger is better when it comes to a 100 amp line and you find yourself on the margin between two gauge sizes err on the side of caution.
How did you get 1 wire into a 100 amp breaker. Nfpa 70 national electrical code table 250 95. This table lists the minimum sizes of grounding conductors for grounding raceways and equipment.
In general ground conductor for a 100 amp circuit is required to be at least 8 awg copper. Around here it depends on what you are asking. Rating or setting of automatic overcurrent device in circuit ahead of equipment conduit etc.
Probably lots of other questions i have not yet thought to ask. Are you talking about the grounding electrode conductor. Wire size is based on the amperage capacity of the service.
If you plan to run your cable for more than 20 feet you may want to consider moving up to 1 gauge wire. What size wire is needed when the service is 480 volts 3 phase. Outside of the conduit run a 4 solid copper ground wire.
The ground conductor size calculator will calculate the proper ground conductor size for grounding raceways and equipment based on ampere rating or setting of automatic overcurrent protection device in circuit ahead of equipment. This is based on nec nfpa 70.
Amp Service Entrance Cable S Size 100 Euronetcom Info
100 Amp Service Panel Wire Size Creactivos Co
Wire Size For 100 Amp Sub Panel 100 Feet Away Filipbijelic Co