Authorized nVent Distributor
nVent AST3224R - Splitter Trough Type 1 4-wire 225 amps, 36x8x5, Gray, Steel

nVent AST3224R Splitter Trough Type 1 4-wire 225 amps, 36x8x5, Gray, Steel

UPC: 783510136970


Documents & Media
Installation Instructions

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The nVent AST3224R is a Type 1 splitter trough designed for high-current power distribution in industrial and commercial electrical systems. It efficiently splits a single feeder circuit into multiple branch conductors, simplifying complex electrical layouts. The AST3224R includes pre-installed terminal blocks for three- and four-wire power distribution systems, reducing installation time and labor costs. The unit supports 75°C conductor ampacity with main lugs rated for 1/0-250MCM and branch lugs for 6-4/0 and 14-3/0 wire sizes. Designed for mechanical stress and environmental durability, the AST3224R is ideal for industrial facilities, data centers, and commercial buildings. It features various-sized knockouts on each side, hinged covers, and mounting holes in the back for flexible installation. A single-point ground lug is included, with a ground splitter bar accessory available for enhanced grounding. The splitter trough meets industry standards for reliable high-current power distribution.
  • 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
  • Single-point ground lug included; ground splitter bar accessory available

Specifications

Application
Power Distribution
Branch Lug Amps CU
150 A
Branch Lug Quantity
6
Branch Lug Wire Size
14-2/0
Branch Lug Wire Size
14 - 2/0 AWG
Color
Gray
Color
Grey
Color Code
ANSI 61
Connection Type
Terminal blocks
Current Rating
225 A
Depth
13 IN
Depth
114
Depth
4.5 in
Depth
114.3 mm
Finish
Powder Coated
Finish
Powder Coated;Steel/Gray
Height
914 mm
Height
36 in
Main Lug Amps CU
225 A
Main Lug Quantity
1
Main Lug Wire Size
6-300MCM kcmil
Material
Steel
Material
Mild Steel
Material
Mild Steel;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
36x8x5
Size
36" Section in
Thickness
1.9 mm
Thickness
14 ga
Thickness
51.40mm (2.024")
Type
Utility Cabinets
Type
Utility / Canadian Cabinets and Splitters
Type Number
Type 1
Weight
24 lb
Width
8.25 in
Width
210
Width
23 IN
Wire Quantity
4
Package Dimensions (L x W x H)
38 IN x 9 IN x 5 IN
Package Dimensions (L x W x H)
96.52 cm x 22.86 cm x 12.7 cm
Package Weight (Imperial)
24.000 L
Package Weight (Metric)
10.886 kg
Splitter Trough Type 1 3-wire 225 amps, 36x8x5, Gray, Steel

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AST4123R

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AST4404R

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Frequently Asked Questions

Does the AST3224R include terminal blocks?

Yes, the AST3224R comes with pre-installed terminal blocks for three- and four-wire power distribution systems.

What are the dimensions of the AST3224R?

The AST3224R measures 36 inches in length, 8 inches in width, and 5 inches in depth.

Is grounding included with the AST3224R?

Yes, the AST3224R includes a single-point ground lug. A ground splitter bar accessory is available separately.

What applications is the AST3224R suitable for?

The AST3224R is designed for industrial facilities, data centers, and commercial buildings requiring high-current power distribution.

How to Install the AST3224R Splitter Trough

This guide provides step-by-step instructions for installing the AST3224R Splitter Trough, including mounting, wiring, and initial setup.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the splitter trough

    Secure the AST3224R Splitter Trough to the DIN rail using the integrated clips. Ensure it is level and firmly attached.

  2. Connect the main wire feed

    Feed the main wire through the appropriate knockout and connect it to the main terminal block. Ensure that the right terminal block aligns with the main 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.

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.