Meltric 01-N4043-142 - RECEPTACLE
Meltric

01-N4043-142

UPC: 784474685351


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Overview

The Meltric PN20 Receptacle, SKU 01-N4043-142, is a 20 Amp, 480 Volt AC industrial power receptacle designed for reliable electrical connections in demanding environments. Rated for 60 Hz operation, this Size 1 receptacle features a 3-pole plus ground (3P+G) configuration, ensuring compatibility with standard three-phase industrial power systems. Constructed from durable white metal, it delivers long-lasting performance in harsh conditions while maintaining a clean, flush mount installation for seamless integration into panels or equipment. With an IP55 ingress protection rating, this receptacle resists dust and water jets, making it ideal for outdoor or exposed industrial applications where environmental protection is critical. The 480VAC rating aligns with common industrial voltage standards, providing a secure and stable power connection for tools, machinery, or temporary power setups. Meltric’s PN20 series is trusted in manufacturing, construction, and utility sectors for its dependable electrical connectivity and robust construction.
  • 20 Amp, 480 Volt AC, 60 Hz operation
  • IP55 rated for dust and water jet resistance
  • Size 1 metal housing in white for durability
  • 3-pole plus ground (3P+G) configuration
  • Flush mount design for clean panel integration

Specifications

Color
White
Current Rating
20 A
Frequency
60 Hz
IP Rating
IP55
Material
Poly
Mounting Type
Flush Mount
Poles
3P+G
Series
PN20
Size
Size 1
Voltage Rating
480 VAC
WALL-MOUNTED DRIVE ULTRA LOW HARMONIC , Product Family: ACS800, Horsepower: 50 HP, Output Current: 67 A, Voltage: 480 VAC, Voltage Range: 380-500V, NEMA 1 / UL Type 1 (IP21), Wall-mounted, Local or Remote Mounted LCD Display and Keypad, ModBus Adapter, EMC/RFI Filter (1st Envir), 3-Phase Input, 3-Phase Output, Frame: R5, Product HxWxD: 32.12 in x 10.43 in x 15.35 in, Product Weight: 144 lbs

ACS800-U31-0050-5+E202+K458

WALL-MOUNTED DRIVE ULTRA LOW HARMONIC , Product Family: ACS800, Horsepower: 50 HP, Output Current: 67 A, Voltage: 480 VAC, Voltage Range: 380-500V, NEMA 1 / UL Type 1 (IP21), Wall-mounted, Local or Remote Mounted LCD Display and Keypad, ModBus Adapter, EMC/RFI Filter (1st Envir), 3-Phase Input, 3-Phase Output, Frame: R5, Product HxWxD: 32.12 in x 10.43 in x 15.35 in, Product Weight: 144 lbs
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
N3 SCREW COVER - 10X10X6 - GRA

C3SC10106GY

N3 SCREW COVER - 10X10X6 - GRA
BK63H 1P B2A 10kA 120/240VAC UL1077

0626030563

BK63H 1P B2A 10kA 120/240VAC UL1077
MC-50a AC120V 50/60Hz SCREW 1a1b (Metasol) EXP (MC50A-30-11-K7-S-E)

1338006700

MC-50a AC120V 50/60Hz SCREW 1a1b (Metasol) EXP (MC50A-30-11-K7-S-E)
GMD-16M DC240V 3W 1b EXP (GMD16M-30-01-UD-3W-S-E)

1270040900

GMD-16M DC240V 3W 1b EXP (GMD16M-30-01-UD-3W-S-E)
Combine high performance with compact dimensions: - 1000 V AC / DC IEC 600 V UL, - Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight digits or increase the font size.

1SNK705010R0000

Combine high performance with compact dimensions: - 1000 V AC / DC IEC 600 V UL, - Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight digits or increase the font size.
Pushbuttons. 104P heavy duty Oiltight Pushbutton. Nameplate. XN1B PR.No. CR100699

CR104PXN1B

Pushbuttons. 104P heavy duty Oiltight Pushbutton. Nameplate. XN1B PR.No. CR100699
General Electric Control Products. Nema Power Devices. Ol Relay 610F8364

CR324E610F

General Electric Control Products. Nema Power Devices. Ol Relay 610F8364
C.BREAKER TMAX XT2N 125 UL/CSA FIXED THREE-POLE WITH FRONT TERMINALS AND THERMOMAGNETIC RELEASE TMA R 90 I3=450...900 A

XT2NU3090BFF000XXX

C.BREAKER TMAX XT2N 125 UL/CSA FIXED THREE-POLE WITH FRONT TERMINALS AND THERMOMAGNETIC RELEASE TMA R 90 I3=450...900 A
The NNC75X75WH2 Halogen-Free Wide Slot Wiring Duct is used to route, protect, and manage wires near sensitive electronic equipment and in environments where heat resistance or public safety is a concern. UL 94 flame class of V-0 with a UL recognized continuous-use temperature up to 95 C (203 F). Halogen-Free, Polyphenylene Oxide (PPO). Mounting holes provided. 2.85" x 2.97" (72.4 mm x 75.4 mm) and 6.6' (2 m) long. Cover included. Color White. 5 pieces per package.

NNC75X75WH2

The NNC75X75WH2 Halogen-Free Wide Slot Wiring Duct is used to route, protect, and manage wires near sensitive electronic equipment and in environments where heat resistance or public safety is a concern. UL 94 flame class of V-0 with a UL recognized continuous-use temperature up to 95 C (203 F). Halogen-Free, Polyphenylene Oxide (PPO). Mounting holes provided. 2.85" x 2.97" (72.4 mm x 75.4 mm) and 6.6' (2 m) long. Cover included. Color White. 5 pieces per package.
HPS Open Style Control Transformer, 150VA 240x480V-120x240V 50/60Hz

C2G0150MQMJ

HPS Open Style Control Transformer, 150VA 240x480V-120x240V 50/60Hz

Frequently Asked Questions

What is the operating temperature range for PN devices?

The temperature range is minimum -40°F to maximum 140°F.

What is the maximum voltage rating for PN20 devices?

The maximum voltage rating is 600 VAC.

What environmental ratings do PN devices have?

PN devices have Type 4X/IP66/IP67 environmental ratings.

How do you disconnect the plug from receptacle?

Press the pawl, apply inward force and rotate the plug clockwise to break the circuit and remove the plug.

How do you reconnect the plug to receptacle?

Align the red dots on plug and receptacle bodies, insert plug, apply insertion force and rotate 20° counterclockwise.

What is the current interruption capability at 600 VAC?

At 600 VAC, the current interruption capability is 15 A only.

What wire sizes can be used with PN devices?

The wiring capacity is minimum 14 AWG to maximum 8 AWG based on THHN wire sizes.

What frequency range do PN devices support?

PN devices support frequencies from 50-400 Hz.

What certifications do PN devices have?

PN devices are certified to UL 1682, CSA C22.2 NO. 182.1, and NOM standards.

What contact material is used in PN devices?

PN devices feature silver-nickel contact surfaces that provide superior conductivity, durability and corrosion resistance.

How to Install MELTRIC PN Series Electrical Plug and Receptacle

Step-by-step guide for safely installing and wiring MELTRIC PN Series electrical plugs and receptacles in industrial and commercial applications.

Estimated time: 1h

Tools needed:

Screwdriver (3mm/1/8" precision tip), Wire strippers, Allen wrench (5/16"), Multimeter

Supplies needed:

Mounting screws, Watertight seals/gaskets, Lock washer, Mounting nuts

  1. Verify Power Disconnection

    Disconnect ALL power sources to the circuit to eliminate electrical shock risk. Use a multimeter to confirm no voltage is present.

  2. Prepare Cable

    Insert cable through handle and strip cable jacket. Ensure jacket extends at least 1/2" into handle for secure grip. Strip individual conductors according to Table 3 specifications.

  3. Wire Terminals

    Twist conductor strands and fully insert into appropriate terminals. Back out terminal screws just enough to allow conductor passage. Follow color coding in Table 5 for proper connection.

  4. Tighten Connections

    Hand tighten terminal screws to specified torque (8 in-lbs) using a 3mm/1/8" precision screwdriver. Do not over-tighten.

  5. Mount Receptacle

    For custom mounting, drill holes according to Table 6 dimensions. Use watertight seals under mounting bolts. Secure with lock washers and nuts inside box/panel.

  6. Final Verification

    Verify ground connection, check all mounting screws are tight, and ensure cable weight is supported by strain relief mechanism, not terminal connections.

Frequently Asked Questions about Meltric

What certifications and standards do Meltric products comply with?

Meltric products are rigorously certified and comply with multiple critical industrial standards, including UL 2682, UL 508, UL 98, UL 1682, and CSA 22.2 No. 182.1. Their devices are UL and CSA listed with comprehensive ratings covering electrical endurance, short circuit withstand capabilities, motor circuit disconnect switching, and environmental protection standards like Type 4X/IP69/IP69K. Specific certifications include switch-rated plug and receptacle listings that exceed standard industry requirements.

What are the key features of Meltric products?

Meltric products feature advanced safety and reliability technologies, including spring-assisted terminals, push-button circuit disconnection, enclosed arc chambers, and integrated lockout-tagout capabilities. Key innovations include silver-nickel butt-style contacts, a quick-break mechanism that disconnects circuits in 15 milliseconds, and a self-cleaning contact system. Most devices offer modular construction, optional auxiliary contacts, and automatic watertightness, with robust casings made of fiberglass-reinforced thermoplastic polyamide that resist impact and harsh environments.

What environmental ratings do Meltric products have?

Meltric products feature robust environmental ratings, including Type 4X/IP69/IP69K certification, which also meets IP66/IP67 requirements. Their devices are rated to operate in temperatures from -40°F to 140°F, with specific IK ratings for impact resistance ranging from 08 to 10 Joules depending on the product material and model. Metal-cased products typically have higher impact resistance (IK10 with 20 Joules) compared to polymer-based products (IK09 with 10 Joules).

What industries and applications are Meltric products used for?

Meltric products are used across multiple heavy industrial and hazardous environments, including chemical plants, pharmaceutical facilities, oil and gas operations, grain silos, wood processing plants, plastics manufacturing, and wastewater treatment facilities. Their specialized plugs and receptacles are engineered for high-amperage equipment, wet/washdown environments, and locations with explosive gas or dust risks, with specific product lines like DSN and DS Series designed for different industrial applications ranging from 75-100 horsepower equipment.

What technical support does Meltric offer?

Meltric offers comprehensive technical support through multiple channels. Their Customer Service group provides immediate phone support at 800-433-7642, with trained representatives located at their manufacturing facility. Additionally, Meltric's engineering team offers specialized application support, custom design solutions, and can help integrate Meltric and third-party components into power distribution products.

What are the main product lines offered by Meltric?

Meltric offers a comprehensive range of industrial electrical plugs and receptacles across several key product lines: Switch-Rated Plugs & Receptacles (DSN and DS series from 20-200A), Multipin Connectors (6-37 pin, 2-50A), Standard Duty Plugs & Receptacles (DR, PN, DSDC series), High Ampacity Plugs & Receptacles (PF/PFQ, DR400, CS1000, SP series from 300-600A), and specialized options like RETTBOX electromagnetic self-ejection devices and PNHT high-temperature connectors.

What accessories are available for Meltric products?

Meltric offers a comprehensive range of accessories for their industrial plugs and receptacles, including handles, angle adapters, junction boxes, poly conduit entry boxes, finger drawplates, and protective/padlockable inlet/plug caps. These modular accessories allow customers to customize their electrical connection solutions, with options like 30° and 70° angles, metal and poly configurations, and additional features such as auxiliary contacts and locking mechanisms.

How are Meltric products typically installed?

Meltric products are typically installed by inserting the plug into the receptacle with a simple 30-degree clockwise rotation, which latches the connection and energizes the circuit. The installation process is designed for safety, featuring automatic watertight sealing, dead-front safety shutters, and spring-loaded butt-style contacts that ensure optimal electrical performance. For motor change-outs, qualified workers follow a specific procedure including verifying de-energization, applying lockout/tagout, and carefully inserting the plug into the receptacle.

What is Meltric's warranty policy?

Meltric offers a comprehensive 5-year warranty on electrical contacts for all its plug and receptacle products. This warranty reflects the company's confidence in the durability and high-quality design of their electrical components, which are engineered to provide superior performance and reliability in industrial applications.