nVent A48X2E7812 - Low-Profile 2-Door Disconnect Type 12, 48.00x78.50x12.00, Gray, Steel
nVent

A48X2E7812

UPC: 783510127282

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Installation Instructions

Contact for Pricing

Overview

The nVent A48X2E7812 is a robust, low-profile, two-door disconnect enclosure engineered for superior protection of electrical components in demanding industrial environments. Manufactured by nVent, a trusted leader in electrical enclosure solutions, this Type 12 rated enclosure provides reliable protection against dust, dirt, and oil, ensuring the longevity and operational integrity of sensitive equipment. Its substantial dimensions of 48.00 inches in height, 78.50 inches in width, and a compact 12.00 inches in depth make it an ideal choice for applications where space is a critical consideration, yet significant component capacity is required. Constructed from durable gray steel, the A48X2E7812 offers exceptional mechanical strength and resistance to corrosion, making it suitable for a wide array of industrial settings, including manufacturing plants, processing facilities, and utility substations. The two-door design facilitates easy access for installation, maintenance, and inspection of internal components, while the low-profile aspect allows for integration into layouts where overhead clearance might be limited. This enclosure is specifically designed to house disconnect switches and other critical electrical apparatus, safeguarding them from environmental hazards and ensuring safe operational practices. Key features of the nVent A48X2E7812 include: * **Type 12 Rating:** Guarantees protection against dust, falling dirt, and dripping or light splashing of liquids, crucial for maintaining a clean and safe internal environment. * **Durable Steel Construction:** Provides robust physical protection and longevity in harsh industrial conditions. * **Low-Profile Design:** Optimizes space utilization, particularly beneficial in areas with restricted ceiling height or where a streamlined appearance is desired. * **Two-Door Access:** Enhances convenience for installation, maintenance, and component management. * **Generous Dimensions:** The 48"x78.5"x12" footprint offers ample space for a variety of electrical components, including disconnect switches, control panels, and power distribution units. This enclosure is a critical component for maintaining operational continuity and safety in sectors such as automotive manufacturing, food and beverage processing, water and wastewater treatment, and general industrial automation. By selecting nVent enclosures, professionals benefit from a legacy of quality and innovation, ensuring that their electrical infrastructure is protected by solutions designed for performance and reliability. The A48X2E7812, with its specific dimensions and robust construction, represents a practical and effective solution for safeguarding vital electrical systems against the rigors of industrial operation.
  • 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 on larger models
  • Removable centerposts for easy panel installation
  • Concealed, easy-to-remove hinges
  • Heavy duty latch mechanism operated by zinc die-cast padlocking defeater handle on all doors; 2-point latch on enclosures up to 36 in. (914 mm); 3-point latch on enclosures 42 in. (1067 mm) and above
  • Oil-resistant gasket
  • Removable .127-in. thick steel panels mount on collar studs
  • Master door is far right-hand door on all enclosures

Specifications

Application
Arc Flash Safety;Controls and Drives;Power Distribution
Application
Controls and Drives; Arc Flash Safety; Power Distribution
Body Stiffener
0
Color
Gray
Color Code
ANSI 61
Conductive Panel
A42P72G
Depth
305 mm
Depth
12
Finish
Powder Coated
Height
1,219 mm
Height
48 in
IP Rating
IP55
Lifting Eye Quantity
2
Lifting Eyes
2
Material
Steel
Material
Mild Steel
Modification Services
Yes
Mounting Type
Wall-mount
NEMA Rating
12
NEMA Rating
12 Indoor, dust-resistant
Nema Rating
Type 12
Panel
A42P72
Panel Quantity
1
Protection Rating
NEMA Type 12
Series
nVent A48X2E7812
Size
48.00x78.50x12.00 in
Size
48.00x78.50x12.00
Size
48.00x78.50x12.00 inches
Thickness
2.48973 mm
Thickness
0.098 in
Thickness
51.40mm (2.024")
Type
Mild Steel Wall Mounted Industrial Disconnect Enclosures
Type Number
Type 12
Weight
442 lb
Width
1,994 mm
Width
78.5
Width
1,994
Package Dimensions (L x W x H)
84 IN x 36 IN x 58 IN
Package Dimensions (L x W x H)
213.36 cm x 91.44 cm x 147.32 cm
Package Weight (Imperial)
442.000 L
Package Weight (Metric)
200.491 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.
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
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
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
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
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
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

How to Install the A48X2E7812 Disconnect Enclosure

This guide provides step-by-step instructions for installing the A48X2E7812 Disconnect Enclosure, including mounting, wiring, and initial setup.

Estimated time: 1h

Tools needed:

Screwdriver, Wire strippers, Multimeter, Hole saw or Greenlee-type punch

Supplies needed:

Mounting screws, Terminal connectors, Watertight conduit hubs

  1. Mount the enclosure

    Secure the A48X2E7812 Disconnect Enclosure to the desired location using the mounting screws. Ensure it is level and firmly attached.

  2. Install conduit hubs

    Use a hole saw or Greenlee-type punch to cut holes for the conduit hubs according to the required sizes. Install the hubs following the manufacturer's instructions.

  3. Connect wiring

    Run the electrical wiring through the installed conduit hubs and connect them to the appropriate terminals inside the enclosure. Use terminal connectors as needed.

  4. Verify connections

    Use a multimeter to check the connections for continuity and proper voltage levels. Ensure all connections are secure and insulated.

  5. Adjust door catch

    Fasten the door catch provided by the disconnect manufacturer to the bracket inside the enclosure. Adjust it according to the manufacturer's instructions to ensure proper operation.

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.