nVent A72XM7818FTCLP4 - Free-Stand Disconnect with QR Hinge Type 4, 72.12x78.50x18.12, Gray, Steel
nVent

A72XM7818FTCLP4

UPC: 783510278137

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Installation Instructions

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Overview

The nVent (formerly Hoffman) Free-Stand Disconnect Enclosure Type 4 (SKU: A72XM7818FTCLP4) is a robust, industrial-grade solution designed for reliable power distribution and equipment protection in demanding environments. Engineered with heavy-duty steel construction and a gray powder-coated finish, this enclosure delivers exceptional durability against corrosion, impact, and environmental stressors, making it ideal for both indoor and outdoor applications. The enclosure features a Type 4/IP44 rating, ensuring protection against dust, water ingress, and hose-directed fluids, which is critical for facilities in manufacturing, chemical processing, water treatment, and food & beverage industries where equipment safety is paramount. A standout feature of this disconnect enclosure is its Quick-Release (QR) hinge system, which enables effortless door removal and reinstallation without tools. This design simplifies maintenance, cable access, and equipment servicing, reducing downtime in high-activity environments. The enclosure supports configurations with one to three doors, offering flexibility to accommodate varying wiring densities, component layouts, and access requirements. Whether used as a motor disconnect, branch circuit enclosure, or service panel, this versatile solution adapts to diverse electrical distribution needs. Constructed from high-grade steel, the nVent Free-Stand Disconnect Enclosure provides superior structural integrity for free-standing installations, eliminating the need for wall mounting in applications where floor space is available. The dimensions (72.12" x 78.50" x 18.12") allow for ample internal space to house disconnect switches, circuit breakers, relays, and other critical components while maintaining compliance with NEC and OSHA standards. The NEMA Type 4 rating ensures the enclosure can withstand harsh conditions, including exposure to splashing water, dust, and outdoor elements, making it a trusted choice for industrial plants, utilities, and commercial facilities. nVent, a global leader in electrical and thermal management solutions, brings decades of expertise to this product line. Known for innovation and reliability, nVent’s enclosures are engineered to meet the rigorous demands of industrial applications, where safety, performance, and longevity are non-negotiable. The A72XM7818FTCLP4 model is part of a comprehensive portfolio of disconnect enclosures designed to streamline electrical system design, installation, and maintenance. Professionals in electrical contracting, facility management, and industrial engineering rely on nVent for solutions that enhance operational efficiency and reduce lifecycle costs. When selecting a disconnect enclosure, key considerations include environmental exposure, mounting flexibility, and ease of access. The nVent Free-Stand Disconnect Enclosure excels in all three areas, offering a cost-effective alternative to custom-fabricated solutions without compromising on quality or compliance. Its modular door configuration, corrosion-resistant steel, and intuitive QR hinge system make it a preferred choice for engineers and contractors seeking a balance of performance, durability, and value. For facilities requiring a dependable, code-compliant disconnect solution, this enclosure delivers unmatched reliability and ease of use.
  • Quick-release continuous hinge
  • .121-in. steel
  • Seams continuously welded and ground smooth
  • Body stiffeners in larger enclosures for extra rigidity
  • Body flange trough excludes liquids and contaminants
  • Heavy-duty lifting eyes anchor into reinforced top
  • Removable centerposts permit easy panel installation
  • Heavy-duty 3-point latching mechanism operated by padlocking handle on all doors
  • Ends of latch rods have rollers for easier door closing
  • Panel supports

Specifications

Application
Arc Flash Safety;Controls and Drives;Power Distribution
Application
Power Distribution; Arc Flash Safety; Controls and Drives
Color
Gray
Color Code
ANSI 61
Conductive Panel
A72PM78G
Depth
460 mm
Depth
18.12
Depth
460
Finish
Powder Coated
Height
1,832 mm
Height
72.12
Height
1,832
Ip Rating
IP44
IP Rating
IP66
Material
Steel
Material
Mild Steel
Modification Services
Yes
Mounting Type
Free-stand
NEMA Rating
4 Watertight
Nema Rating
Type 4
NEMA Rating
4
Painted Panel
A72PM78
Protection Rating
NEMA Type 4
Series
Free-Stand Disconnect
Size
72.12 x 78.50 x 18.12 in
Size
72.12x78.50x18.12
Stiffener Locations
610 mm
Stiffener Locations
24 in
Thickness
11 ga
Thickness
3.04 mm
Thickness
51.40mm (2.024")
Type
Mild Steel Freestanding Industrial Disconnect Enclosures
Type Number
Type 3R
Weight
741 lb
Width
1,994 mm
Width
78.5
Width
1,994
Package Dimensions (L x W x H)
87.5 IN x 36 IN x 82 IN
Package Dimensions (L x W x H)
222.25 cm x 91.44 cm x 208.28 cm
Package Weight (Imperial)
741.000 L
Package Weight (Metric)
336.118 kg
Panel 6.9 x 4.9 - Fits Encl. 8 x 6 - Alum

14A0705

Panel 6.9 x 4.9 - Fits Encl. 8 x 6 - Alum
Sealable and transparent protective covers BX4 and non-removable BX4-CA to protect the devices against accidental contact.

BX4

Sealable and transparent protective covers BX4 and non-removable BX4-CA to protect the devices against accidental contact.
Escutcheon black type B for Sircover 125-630A

44095015

Escutcheon black type B for Sircover 125-630A
Escutcheon black type B for Sircover 125-630A IP65

44095016

Escutcheon black type B for Sircover 125-630A IP65
1/2 Inch, 90 Degree, Two-Piece Liquidtight Non-Metallic Fitting, UL E32447, Temperatures up to 107 Degrees C, Nitril Rubber O-Ring, PVC, Grey

LT20D-NEW

1/2 Inch, 90 Degree, Two-Piece Liquidtight Non-Metallic Fitting, UL E32447, Temperatures up to 107 Degrees C, Nitril Rubber O-Ring, PVC, Grey
1/2 Inch, Straight, One-Piece Liquidtight Non-Metallic Fitting, CSA, UL E32447, Temperatures up to 60 Degrees C, PVC, Grey

LN43DA

1/2 Inch, Straight, One-Piece Liquidtight Non-Metallic Fitting, CSA, UL E32447, Temperatures up to 60 Degrees C, PVC, Grey
Cord Grip with NPT Threads, Locknut Included, NPT Thread Size 3/8 Inch, Cable Range 0.181 Inch/4.6mm to 0.312 Inch/7.9mm, Hole Clearance 0.670 Inch/17.0mm, Thread Length 0.53 Inch/13.5mm, IP68 Rating, Nylon, Black

LH38

Cord Grip with NPT Threads, Locknut Included, NPT Thread Size 3/8 Inch, Cable Range 0.181 Inch/4.6mm to 0.312 Inch/7.9mm, Hole Clearance 0.670 Inch/17.0mm, Thread Length 0.53 Inch/13.5mm, IP68 Rating, Nylon, Black
EP-RJG-M20-BL-A

1SNG618003R0000

EP-RJG-M20-BL-A
5,90" x 5,90" filter fan - 24Vdc - 20.6 cfm - RAL 9005 - Type 3R - IP55

FF12D24NN53

5,90" x 5,90" filter fan - 24Vdc - 20.6 cfm - RAL 9005 - Type 3R - IP55
12,80" x 12,80" filter fan - 115Vac - 285.3 cfm - RAL 7035 - Type 12

FF20A115UE1

12,80" x 12,80" filter fan - 115Vac - 285.3 cfm - RAL 7035 - Type 12

How to Install the A72XM7818FTCLP4 Controller

This guide provides step-by-step instructions for installing and configuring the A72XM7818FTCLP4 Controller.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the controller

    Secure the A72XM7818FTCLP4 controller to the designated mounting surface using the provided mounting screws. Ensure it is level and firmly attached.

  2. Connect the power supply

    Using wire strippers, prepare the power supply wires and connect them to the power terminals on the controller. Ensure the connections are tight and secure.

  3. Verify connections

    Use a multimeter to check the voltage at the power terminals to ensure proper voltage is supplied to the controller. Confirm that all connections are secure and correctly wired.

  4. Configure the controller settings

    Access the controller's configuration interface and input the necessary parameters according to your application requirements. Save the settings.

  5. Calibrate the controller

    Follow the calibration procedure outlined in the user manual to ensure the controller operates within the desired specifications.

Frequently Asked Questions about nVent

What industries and applications are nVent products used for?

nVent products are engineered for critical infrastructure and industrial applications across multiple demanding sectors. Key markets include Construction, Data Centers, Defense, Healthcare, Mining, Oil & Gas Refineries, Power Plants, Rail/Transit, Renewable Energy, Security, Ship Building, Steel Mills, Telecom, and Utilities. Their solutions are designed to withstand extreme environmental conditions, with temperature ranges from -55°C to 105°C and specialized features like UV resistance, oil resistance, and flame resistance.

What environmental ratings do nVent products have?

nVent enclosures feature comprehensive environmental ratings, including UL 508A, CSA, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications. They are rated IEC 60529 IP66, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments. These products operate effectively in temperatures ranging from -40°F to 266°F, with enhanced UV inhibitors for outdoor weathering and oil-resistant gaskets for superior sealing.

What accessories are available for nVent products?

nVent offers a comprehensive range of accessories across multiple product lines, including EMC accessories like bonding cable clamps and strain reliefs, inline accessories such as lock inserts and mounting brackets, CONCEPT accessories including panel conversion kits and rack-mount angles, and seismic accessories for specialized mounting requirements. Key accessory categories include grounding kits, DIN rail mounting solutions, panel supports, handles, and various mounting hardware compatible with different enclosure types.

What certifications and standards do nVent products comply with?

nVent products meet critical international certifications including UL (United States), CSA (Canada), CE (European Community), and EAC (Russia). Our products are designed to comply with rigorous industrial standards such as NEMA enclosure ratings, IEC 60529 IP ratings, and international safety standards across multiple industrial markets including oil & gas, power, manufacturing, and infrastructure.

What is nVent's warranty policy?

nVent offers a standard 18-month warranty from invoicing date for most automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage includes repair or replacement at nVent's discretion, with certain conditions such as authorized service repairs and operation within designed capacity limits.

What technical support does nVent offer?

nVent offers comprehensive technical support through multiple global contact centers across North America, South America, Europe, Middle East, India, and Asia. Customers can reach technical experts by phone at regional numbers, with the North American headquarters in Minneapolis, MN providing primary support at +1.763.421.2240. Additionally, nVent provides online support resources through their website, including CAD drawing downloads and an 'Ask The Expert' feature to assist with product technical inquiries.