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Decoding NEMA plugs and receptacles. If you’ve ever had trouble figuring out the NEMA (National Electrical Manufacturers Association) pattern and numbering system on a particular device, you aren’t alone.
The Nema 5-20r outlet is typically used for appliances that require a 20 amp circuit, such as large power tools or industrial machinery. The wiring diagram for a Nema 5-20r outlet consists of three wires – a hot wire, a neutral wire, and a ground wire.
G. W. ANSI/NEMA WD 6-1997. NEMA CONFIGURATIONS FOR LOCKING PLUGS AND RECEPTACLES. 15 AMPERE. 20 AMPERE. 30 AMPERE. 50 AMPERE.
The Nema 6-20 wiring configuration is specifically designed for devices that require a maximum voltage of 240 volts and a maximum current of 20 amps. It is commonly used for appliances such as large air conditioners, electrical heaters, and power tools that require a higher electrical capacity.
22 Ιουλ 2022 · ANSI/NEMA WD 6-2021 | Status: Active | ID: 100208. Covers the plugs, receptacles, and wall plates used in most electrical installations in residential, commercial, and industrial buildings. Two new configurations were added to offer increased safety for IT and datacenter applications and one configuration was modified.
1877. CR20. Description. 2-Pole, 3-Wire Grounding. 15A 125V/AC; 15A 250V/AC 20A 125V/AC; 20A 250V/AC NEMA 5-15, 5-20, 6-15, 6-20. Design features. Galvanized steel, wrap-around yoke mounting strap for superior assembly security; extra length/width helps reach large panel cutouts for Code Compliance.
North American Non-locking NEMA Configurations. Use this chart to determine which general purpose NEMA plug or receptacle is needed for specific applications. Information obtained from ANSI/NEMA WD-6 standard. Face and pin sizes not necessarily to scale.
