nVent A8R84HM - Horizontal-Mount Type 3R, 8.00x8.00x4.00, Gray, Steel
nVent

A8R84HM

UPC: 783510153540


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Installation Instructions

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Overview

The **nVent Type 3R Horizontal-Mount Enclosure (SKU: A8R84HM)** is a 8.00x8.00x4.00-inch outdoor-rated steel enclosure designed for secure electrical and wiring applications in exposed locations. Engineered for **Type 3R compliance**, it meets NEMA standards for protection against rain, sleet, snow, and dripping water, ensuring reliable performance in harsh weather. The **galvanized 16-gauge steel** construction provides durability and corrosion resistance for long-term outdoor use. This enclosure features a **screw-cover design with a 3/4-inch overhang drip shield** for superior weather protection without gasketing. The **horizontal-mount design** eliminates the need for vertical mounting structures, simplifying installation on rooftops, concrete pads, or flat surfaces. Mounting holes on the back allow direct attachment to strut or mounting surfaces, while optional mounting brackets (included) provide a 1-inch clearance to prevent pooling water damage. Ideal for **junction boxes, pull boxes, and wiring systems** in telecommunications, utilities, renewable energy, and commercial installations. The enclosure maintains **Type 3R rating when mounted horizontally** and Type 1 rating when mounted vertically. UL 50, 50E Listed; File No. E27525. cUL Listed per CSA C22.2 No 94; File No. E27525.
  • The screw cover is the drip shield providing 3/4-inch overhang on each side for outdoor protection
  • No gasketing
  • Screw locations on cover are embossed
  • Enclosure body flange is formed outward
  • Mounting holes on back for direct mounting through the back to strut or mounting surface; vertical structure for mounting not required
  • Included mounting brackets provide a 1-inch clearance off surface for protection against pooling water
  • Enclosures are finished with paint over plated surfaces

Specifications

Application
Power Distribution
Color
Gray
Color Code
ANSI 61
Depth
13 IN
Depth
4 in
Depth, Maximum
4
Depth, Minimum
4
Finish
Galvanized
Height
8 IN
Height
44 IN
IP Rating
IP32
Material
Mild Steel;Steel
Material
Steel
Modification Services
Yes
Mounting Type
Horizontal-Mount
NEMA Rating
Type 3R
NEMA Rating
3r
NEMA Rating
NEMA 6
Protection Rating
NEMA Type 3R
Series
nVent Type 3R Horizontal-Mount Enclosure
Size
8.00x8.00x4.00 in
Size
8.00x8.00x4.00 ft
Thickness
16 ga
Thickness
51.40mm (2.024")
Type
Wall-Mounted / Pad-Mounted Enclosures
Type
Pad-Mount Enclosures
Type Number
Type 3R
Weight
8.6 lb
Width
203 mm
Width
8 in
Package Dimensions (L x W x H)
12 IN x 9.5 IN x 4.75 IN
Package Dimensions (L x W x H)
30.48 cm x 24.13 cm x 12.065 cm
Package Weight (Imperial)
8.600 L
Package Weight (Metric)
3.901 kg
Screw-Cover Drip-Shield Type 3R no Knockouts, 8x8x4, Gray, Steel

A8R84NK

Screw-Cover Drip-Shield Type 3R no Knockouts, 8x8x4, Gray, Steel
The NEMA 4/4X/12 features a standard padlock-able feature with a single or (2) single point latches depending on the enclosure size. They are galvanealed steel coated. (Padlocks not included)

AB314

The NEMA 4/4X/12 features a standard padlock-able feature with a single or (2) single point latches depending on the enclosure size. They are galvanealed steel coated. (Padlocks not included)

How to Install the 3R Horizontal-Mount Enclosure

This guide provides step-by-step instructions for mounting and wiring the 3R Horizontal-Mount Enclosure to ensure proper installation and functionality.

Estimated time: 30m

Tools needed:

Screwdriver, Wire strippers, Level

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the enclosure

    Secure the enclosure horizontally using the provided mounting screws. Ensure it is level to maintain the 3R Type rating.

  2. Connect the wiring

    Strip the ends of the wires and connect them to the terminal connectors inside the enclosure. Ensure all connections are tight and secure.

  3. Verify the installation

    Check all connections and ensure the enclosure is properly mounted. Use a multimeter to verify electrical continuity before powering on.

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.