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In the US, local practice typically uses Black for Phase 1 (Hot 1) or Line 1 (L1) and Red for Phase 2 (Hot 2) or Line 2 (L2). Additionally, the following wiring color codes are used in the US and Canada for two-wire grounded, two-wire ungrounded, and three-wire grounded DC power systems.
24 sty 2023 · Finally, there is the direct current (DC) power wire colours, commonly featured in solar and battery power systems. The standard DC cable colours are as follows: Positive (non-ground) - Red; Negative (non-ground) - Black; Ground - White or grey
25 paź 2022 · Here’s how to tell the wire colors apart: The red wire is positive. The black wire is negative. The white wire (if present) is ground (sometimes called neutral in DC). If both wires are black but one has a white stripe, the striped wire is negative, while the plain black wire is positive.
Wiring for AC and DC power distribution branch circuits are color coded for identification of individual wires. In some jurisdictions all wire colors are specified in legal documents. In other jurisdictions, only a few conductor colors are so codified.
4 wrz 2012 · The solid/dashed lines on wires like the ones pictured in your question are used to indicate polarity e.g. for the "wall wart" power supplies. Usually * the wire with the white stripe or the dashed lines carries the "positive" (+) end, while the other, unmarked wire carries the "negative" (-) end.
13 paź 2022 · For a more visual way to show the international wiring color codes for DC power, we’ve created this ‘DC Power Circuit Wiring Color Codes’ infographic. Feel free to print it out as a quick reference guide!
26 paź 2023 · For example, black and red wires (or white wires taped with either of these colors) are hot wires that carry current. Bare copper or green wires are used as ground wires. White or gray indicates neutral wires.
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