Authorized nVent Distributor
nVent AST5223R - Splitter Trough Type 1 3-wire 225 amps, 60x8x5, Gray, Steel

nVent AST5223R Splitter Trough Type 1 3-wire 225 amps, 60x8x5, Gray, Steel

UPC: 783510136789


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 AST5223R Splitter Trough, Type 1 enclosure, is a robust 225-amp, 3-wire power distribution component constructed from durable gray steel. Measuring 60x8x5 inches, it is designed to efficiently split feeder circuit conductors into multiple branch circuit conductors. This trough meets NEMA Type 1 enclosure requirements, offering protection against dust and dirt. It features pre-installed terminal blocks for simplified installation and reduced downtime. The 3-wire configuration supports both three- and four-wire power distribution systems, making it versatile for industrial, commercial, and institutional applications such as power distribution panels, retrofit projects, and high-usage environments. Professionals in electrical contracting, facility management, and industrial maintenance rely on nVent for dependable electrical and thermal management solutions. The AST5223R is rated for 225 amps and is compatible with 60 Hz frequency. Its modular design allows for easy integration into existing electrical infrastructure, ensuring long-term structural integrity and a professional appearance. Trust nVent for performance and durability in modern electrical distribution challenges.
  • 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
150 A
Branch Lug Quantity
6
Branch Lug Wire Size
14 - 2/0 AWG
Branch Lug Wire Size
14-2/0
Color
Gray
Color Code
ANSI 61
Current Rating
225 A
Depth
4.5
Depth
114
Depth
13 IN
Finish
Powder Coated;Steel/Gray
Finish
Powder Coated
Frequency
60 Hz
Height
1,524 mm
Height
60 in
Main Lug Amps CU
225 A
Main Lug Quantity
1
Main Lug Wire Size
6-300MCM kcmil
Material
Mild Steel
Material
Steel
Material
Mild Steel;Steel
Modification Services
Yes
NEMA Rating
1 Indoor, electrical protection
NEMA Rating
Type 1
Number Of Wires
3
Poles
3-wire
Protection Rating
NEMA Type 1
Size
60x8x5 inches
Size
60" Section in
Thickness
51.40mm (2.024")
Thickness
1.9 mm
Thickness
14 ga
Type
Utility Cabinets
Type
Utility / Canadian Cabinets and Splitters
Type Number
Type 1
Weight
38 lb
Width
8.25
Width
210
Width
23 IN
Wire Quantity
3
Package Dimensions (L x W x H)
61.5 IN x 9.25 IN x 5.5 IN
Package Dimensions (L x W x H)
156.21 cm x 23.495 cm x 13.97 cm
Package Weight (Imperial)
38.000 L
Package Weight (Metric)
17.237 kg
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How to Install the AST5223R Type 1 Splitter Trough

Instructions for installing and wiring the AST5223R Type 1 Splitter Trough. Ensure all electrical and mechanical clearances are checked before energizing circuits.

Estimated time: 30m

Tools needed:

Screwdriver, Wire strippers, Pliers

Supplies needed:

Wire connectors, Ground block (optional, e.g., ASG4, ASG8)

  1. Prepare the enclosure

    Open the enclosure door. Identify the main wire feed and knockouts. If using the right side top knockout for main wire feed, rotate the splitter block closest to it 180 degrees and remount it in the top holes.

  2. Position the splitter block

    Ensure the right terminal block aligns with the right main wire feed. If it does not, reposition the block.

  3. Route the main wire feed

    Route the main power wires through the appropriate knockouts or openings into the enclosure, connecting them to the main lugs on the splitter block. Refer to the datasheet for specific wire ranges and ampacity. Ensure all electrical and mechanical clearances are maintained.

  4. Connect branch wires

    Connect the branch circuit wires to the branch lugs on the splitter block. Ensure proper wire stripping and secure connections. Refer to the datasheet for specific wire ranges and ampacity.

  5. Install ground block (if applicable)

    If using a ground block (e.g., ASG4, ASG8), install it according to its specific instructions and connect the grounding conductors.

  6. Final checks and closing

    Verify all connections are secure and that all internal and external electrical and mechanical clearances are checked to assure safe and proper operation. Close and secure the enclosure door.

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.