nVent A90XD4024SSFTCLP - Sequestr External Disconnect Package 1-Door Type 4X, 90x40x24, Brushed, SS304
nVent

A90XD4024SSFTCLP

UPC: 783510279370

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Installation Instructions

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Overview

The nVent Sequestr External Disconnect Package (SKU: A90XD4024SSFTCLP) is a high-performance, Type 4X stainless steel enclosure designed to enhance electrical safety and operational efficiency in industrial environments. This 90x40x24 enclosure, constructed from durable 304 stainless steel with a brushed finish, provides superior protection against non-corrosive and mildly corrosive elements in both indoor and outdoor applications. Engineered by nVent, a global leader in electrical and thermal management solutions, this disconnect package is specifically designed to mitigate arc flash risks by isolating incoming power from the main enclosure, ensuring safer maintenance and inspection procedures for interior components. The Sequestr External Disconnect Package includes a main enclosure and a Sequestr box, with the option to order Sequestr boxes separately for retrofitting existing enclosures. This modular design allows for flexible integration into new or existing electrical systems, reducing downtime and installation complexity. The disconnect switch and fuse block/circuit breaker are pre-mounted in the external enclosure, with terminal connections designed to seamlessly bring power to the main enclosure. This configuration not only simplifies wiring but also ensures compliance with stringent safety standards, including arc flash mitigation protocols. Ideal for industries such as manufacturing, oil and gas, chemical processing, water treatment, and renewable energy, the Sequestr External Disconnect Package is engineered to withstand harsh environmental conditions while delivering reliable performance. The Type 4X rating ensures protection against water ingress, dust, and corrosion, making it suitable for outdoor installations in coastal areas, chemical plants, or food processing facilities where hygiene and durability are critical. The 304 stainless steel construction offers excellent corrosion resistance, low maintenance requirements, and long-term durability, reducing lifecycle costs and minimizing operational disruptions. Professionals in electrical engineering, facility management, and industrial maintenance rely on nVent’s Sequestr series for its robust construction, ease of installation, and adherence to industry standards. The package’s compact 90x40x24 dimensions make it ideal for space-constrained environments, while its modular design allows for scalability as operational needs evolve. Whether used in new construction projects or as part of a retrofitting initiative, the Sequestr External Disconnect Package provides a reliable solution for enhancing electrical safety and system reliability. nVent’s reputation for innovation and quality in electrical enclosures is well-established, with a global presence and a commitment to delivering products that meet the demands of modern industrial applications. The Sequestr series, including this external disconnect package, is trusted by engineers and facility managers worldwide for its performance, durability, and compliance with international safety standards. By choosing the nVent Sequestr External Disconnect Package, professionals can ensure a safer, more efficient, and future-proof electrical infrastructure.
  • Package includes a main enclosure and a Sequestr box.
  • Main enclosure 12 gauge Type 304 stainless steel
  • Sequestr enclosure is 14 gauge Type 304 stainless steel
  • Seams continuously welded and ground smooth
  • Interlocks doors of main control cabinet when disconnect switch is powered ON
  • Mechanical interlock on main control enclosure activated by master door, preventing slave door from being opened first
  • Provision for pass-through power into the main enclosure
  • Preferred Disconnect cutout
  • Quarter-turn, screwdriver slot latch on Sequestr Enclosure
  • Heavy-duty 3-point latching mechanism operated by Type 316L stainless steel PowerGlide padlocking handle on all doors

Specifications

Application
Controls and Drives; Arc Flash Safety; Corrosive Environments
Color
Unpainted
Color
Brushed
Conductive Panel
A90PM40G
Depth
613 mm
Depth
24.12 in
Finish
Brushed #4
Height
2,289 mm
Height
90.12 in
Ip Rating
IP66/IP67
Material
SS304
Material
Stainless Steel 304
Material
Stainless Steel
Modification Services
Yes
NEMA Rating
4X Watertight, corrosion-resistant
Nema Rating
Type 4X
Panel
A90PM40
Panel Size
78.00 x 33.75 in
Panel Size
1981 x 857 mm
Product Family
Sequestr
Protection Rating
NEMA Type 12
Series
Sequestr
Size
90.12 x 40.25 x 24.12 in
Size
90x40x24
Thickness
1.98 mm
Thickness
14 ga
Type
Stainless Steel Freestanding Industrial Disconnect Enclosures
Weight
584 lb
Width
1,022 mm
Width
40.25 in
Package Dimensions (L x W x H)
56 IN x 30 IN x 97 IN
Package Dimensions (L x W x H)
142.24 cm x 76.2 cm x 246.38 cm
Package Weight (Imperial)
584.000 L
Package Weight (Metric)
264.902 kg
Sequestr External Disconnect Package 1-Door Type 4X, 90x40x18, Brushed, SS304

A90XD4018SSFTCLP

Sequestr External Disconnect Package 1-Door Type 4X, 90x40x18, Brushed, SS304
Single Gang Universal Box Extension Adapter, Depth 1 Inch, 0 Outlets, with Gasket and Screws

IHEV

Single Gang Universal Box Extension Adapter, Depth 1 Inch, 0 Outlets, with Gasket and Screws

How to Install the WS74XM7524SS Enclosure

This guide provides step-by-step instructions for safely installing the WS74XM7524SS enclosure, ensuring proper handling and setup.

Estimated time: 1h

Tools needed:

Forklift, Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, 3000 lb-rated chain or strap

  1. Prepare the installation area

    Clear the installation route of all obstructions and ensure that workers are at a safe distance, more than the overall height of the enclosure.

  2. Secure the enclosure for transport

    Using a forklift, insert a 3000 lb-rated chain or strap through the eye bolts on top of the enclosure and securely fasten it to the forklift mast. Ensure sufficient tension to prevent tipping.

  3. Lift and position the enclosure

    Carefully lift the enclosure using the forklift, ensuring it is clear of the ground. Position the enclosure at the desired installation location.

  4. Mount the enclosure

    Secure the enclosure to the mounting surface using the provided mounting screws. Ensure it is level and firmly attached.

  5. Connect electrical components

    Use wire strippers to prepare the wires and connect them to the terminal connectors as per the wiring diagram provided. Verify connections with a multimeter.

  6. Calibrate the enclosure

    Follow the manufacturer's instructions to perform any necessary calibration of the enclosure's components to ensure proper functionality.

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.