nVent AST384R - Splitter Trough Type 1 4-wire 85 amps, 36x6x5, Gray, Steel
nVent

AST384R

UPC: 783510136925


Documents & Media
Installation Instructions

Contact for Pricing

Overview

The nVent AST384R Splitter Trough Type 1 (SKU: AST384R) is a UL-listed, 4-wire, 85-amp power distribution splitter designed for Type 1 indoor applications. Constructed from heavy-duty steel with a corrosion-resistant gray finish, this splitter trough measures 36 x 6 x 5 inches and supports three- and four-wire power distribution systems up to 85 amps. Pre-installed terminal blocks simplify wiring, reducing installation time and minimizing human error. Ideal for data centers, manufacturing facilities, healthcare campuses, and commercial buildings, the AST384R ensures stable power delivery with minimal voltage drop. Its compact design fits tight spaces, making it suitable for retrofit projects or new constructions. The splitter trough features insulated terminal blocks and a secure enclosure to minimize electrical faults and accidental contact, meeting NEC and UL standards for safety and compliance. Manufactured by nVent, a leader in electrical and thermal management solutions, the AST384R combines durability with ease of installation. Compatible with standard mounting hardware, it allows flexible conductor routing through multiple entry points. Trusted for powering critical loads such as HVAC systems, lighting panels, machinery, and IT infrastructure, this splitter trough delivers reliable performance in demanding environments.
  • Various size knockouts on each side
  • Hinged covers
  • Mounting holes in back
  • Includes single-point ground lug
  • Ground Splitter (ground bar) accessory available
  • 16 or 14 gauge steel

Specifications

Application
Power Distribution
Branch Lug Amps CU
55 A
Branch Lug Quantity
6
Branch Lug Wire Size
14 - 6 AWG
Branch Lug Wire Size
14-6
Color
Gray
Color Code
ANSI 61
Connection Type
Terminal blocks
Current Rating
85 A
Depth
13 IN
Depth
4.5
Depth
114
Finish
Powder Coated;Steel/Gray
Finish
Powder Coated
Height
914 mm
Height
36 in
Main Lug Amps CU
85 A
Main Lug Quantity
1
Main Lug Wire Size
14-1 kcmil
Material
Steel
Material
Mild Steel;Steel
Material
Mild Steel
Modification Services
Yes
NEMA Rating
1 Indoor, electrical protection
NEMA Rating
Type 1
Number Of Wires
4
Poles
4-wire
Protection Rating
NEMA Type 1
Size
36x6x5
Size
36" Section in
Thickness
1.9 mm
Thickness
51.40mm (2.024")
Thickness
14 ga
Type
Utility Cabinets
Type
Utility / Canadian Cabinets and Splitters
Type Number
Type 1
Weight
18 lb
Width
23 IN
Width
6
Width
152
Wire Quantity
4
Package Dimensions (L x W x H)
37.25 IN x 7 IN x 5 IN
Package Dimensions (L x W x H)
94.615 cm x 17.78 cm x 12.7 cm
Package Weight (Imperial)
18.000 L
Package Weight (Metric)
8.165 kg
Splitter Trough Type 1 4-wire 85 amps, 24x6x5, Gray, Steel

AST284R

Splitter Trough Type 1 4-wire 85 amps, 24x6x5, Gray, Steel

How to Install the AST384R Splitter Trough

This guide provides step-by-step instructions for installing and configuring the AST384R Splitter Trough for effective electrical distribution.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the splitter trough

    Secure the AST384R splitter trough to the designated mounting surface using the provided mounting screws. Ensure it is level and firmly attached.

  2. Connect the main wire feed

    Feed the main wire through the appropriate knockout on the right side of the splitter trough. If necessary, reposition the terminal block to align with the wire feed.

  3. Verify electrical clearances

    Before energizing any circuits, check all internal and external electrical and mechanical clearances to ensure safe and proper operation of the assembled equipment.

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.