NEMA 4X definition

NEMA 4X means an enclosure for an electrical control panel or junction box that meets standards for protection of equipment due to the ingress of water (including rain and hose-directed water) and an additional level of protection again corrosion, as set forth in Standard 250 of the National Electrical Manufacturers Association. NEMA Standard 250 is hereby incorporated by reference, including any subsequent amendments and editions. Copies may be inspected at the On-Site Wastewater Section Central Office, located at 2728 Capital Blvd., Raleigh, NC in the Parker Lincoln Building, and copies may be downloaded from the internet athttp://www.nema.org/stds/250.cfm, or obtained from HIS/Global, 15 Inverness Way East, Englewood, CO 80112, at a cost of sixty-one dollars ($61.00).

NEMA 4X means an enclosure for an electrical control panel or junction box that meets standards for protection of equipment due to the ingress of water, including rain and hose-directed water, and an additional level of protection against corrosion, as set forth in NEMA Standard 250.

NEMA 4X means an enclosure for an electrical control panel or junction box that meets standards

Examples of NEMA 4X in a sentence

• Junction Box Type 10x8x4 shall be constructed of a UV-stabilized, nonmetallic material or non-rusting metal and be weatherproof in accordance with NEMA 4X.

• Provide a [retracting safety cord and reel] [self-coiling cable] connection to control circuit.a. NEMA 4X photo eye sensors consisting of a transmitter and receiver that are to be mounted within 6” (152.4 mm) of the floor, projecting an IR beam across the entire width of the door.

• Provide a [retracting safety cord and reel] [self-coiling cable] connection to control circuit.a. NEMA 4X photo eye sensors consisting of a transmitter and receiver that are to be mounted within 6” (152.4 mm) of the counter/floor, projecting an IR beam across the entire width of the door.

• Where sites are within 5-miles of a marine environment, enclosures shall be NEMA 4X.

• Ensure the detector has an operating temperature range of -30 to 165 degrees F and operates within the frequency range of 10 to 25 GHz. Ensure the detector is provided with a water-tight housing offering NEMA 4X protection and operates properly in up to 95% relative humidity, non-condensing.Provide each detector unit to allow the placement of at least 8 detection zones with a minimum of 8 detection channel outputs.

• Enclosure NEMA 4X, IP-66 polycarbonate, stainless steel hardware, Analog Outputs Two 4-20 mA outputs.

• Provide a [retracting safety cord and reel] [self-coiling cable] connection to control circuit.1. Provide NEMA 4X photo eye sensors consisting of a transmitter and receiver that are to be mounted within 6” (152.4 mm) of the floor, projecting an IR beam across the entire width of the grille.

• The electrical contractor shall mount the control station(s) and supply the appropriate disconnect switch, all conduit and wiring per the overhead door wiring instructions.**NOTE TO SPECIFIER** Select SGHNX NEMA 4X Corrosion Proof rated operators for units that have potential to be exposed to low pressure direct spray and require a stainless steel corrosion resistant finish.

• Enclosure NEMA 4X, IP-66 polycarbonate, stainless steel hardware, Compressor 12 VDC Diaphragm Type, 28 PSI (1.9 Bar) Maximum Heater Internal thermostatically controlled.

• Each grinder pump station shall include a NEMA 4X, UL-listed alarm panel suitable for wall or pole mounting.