Is aluminum wire OK for sub panel?

Is aluminum wire OK for sub panel?

However, in larger-capacity circuits, such as a main service entrance for a house, or in a situation such as yours—a feeder from the main electrical panel to a subpanel—aluminum cable may still be permitted.

What size wire do I need for 50 amp sub panel?

For example, 6-3G cable is designed for 50 amps when the length of wire does not exceed 55 feet. Beyond that length, a thicker wire is required, due to the voltage drop.

What size aluminum wire is good for 50 amps?

No. 4 AWG
50 amp Aluminum Wire Aluminum wires are ranked in a different way than copper wires are. For a 50 amp aluminum wire, you should use the No. 4 AWG. The smaller sized the number on the wire is, the larger the wire size.

What kind of wire do I need for a 50 amp service?

50 AMP Wire Size For a maximum of 50 amps, you’ll need a wire gauge of 6. Fifty amp breakers are most often used to power many different appliances. However, a kitchen oven can alone require 50 amps. Many electric dryers also require a 50 amp breaker.

Can you use #2 aluminum wire for 100 amp service?

A 100 amp sub panel wiring size requirement is #4 for copper wires and #2 for aluminum wires. Now, you may question what you should use for your wiring installation and what are the advantages and disadvantages of one wire type from another. We’ll discuss these issues below.

What is the ampacity of #2 Aluminum?

Allowable Ampacities of Insulated Aluminum or CopperClad Aluminum Conductors

Conductor Size (AWG/KCMIL) 60°C/140°F TW, UF 90°C/194°F TBS, SA, SIS, FEP, FEPB, MI, RHH, RHW-2, THHN, THHW, THW-2, THWN-2, XHH, XHHW, XHHW-2, USE-2, ZW
3 65 85
2 75 100
1 85 115
1/0 100 135

What wire size is required for 50 amp service?

The minimum wire gauge for a 50-amp breaker is eight gauge, and if the current draw is expected to remain close to the 50-amp limit for an extended period, you should use six-gauge wire.

What size wire should I use to feed a subpanel in my garage?

Use #8 THHN wire for a 50-amp sub-panel or #2 THHN wire if the sub-panel is 100 amps. Run the wire from the main panel to the sub-panel box. Run black, red, white and green wires from the sub-panel box to the main panel box. If the weather is cold outside, keep the wire inside to keep it warm.

What is a sub panel breaker box?

A sub panel is just another name for a breaker box. You do not want to have to go all the way down to the basement when you need to shut the power off in the garage. The first thing to think about is the size of voltage sub panel you’ll need. This depends on how much power you typically use when working in your garage.