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Overview
- Interlocks doors of main control cabinet when disconnect switch is powered ON
- Mechanical interlock on main control enclosure activated by master door prevents 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
- Rugged PowerGlide Handle with three-point latch on main control enclosure
- Concealed, easy-to-remove hinges
- Grounding studs on body
- Bonding provision on door
- Conductive back panel included in Sequestr External Disconnect Enclosure
Specifications
Application | Arc Flash Safety; Power Distribution; Controls and Drives |
Depth | 18.12 in |
Depth | 460 mm |
Exterior Color | Gray |
Exterior Color Code | ANSI 61 |
Finish | Powder Coated |
Height | 2,289 mm |
Height | 90.12 in |
Interior Color | Gray |
IP Rating | IP55 |
Large Panel | A90PM78 |
Large Panel Quantity | 2 |
Large Panel Size | 78.00 x 72.00 in |
Large Panel Size | 1981 x 1829 mm |
Material | Steel |
Material | Mild Steel |
Modification Services | Yes |
NEMA Rating | 12 Indoor, dust-resistant |
Product Family | Sequestr |
Protection Rating | NEMA Type 12 |
Size | 90.12x197.75x18.12 in |
Small Panel | A90PM40 |
Small Panel Size | 78.00 x 33.75 in |
Small Panel Size | 1981 x 857 mm |
Thickness | 1.52 mm |
Thickness | 16 ga |
Type | Mild Steel Freestanding Industrial Disconnect Enclosures |
Type Number | Type 12 |
Weight | 2,344.75 lb |
Width | 5,023 mm |
Width | 197.75 in |
Package Dimensions (L x W x H) | 208 IN x 36 IN x 98 IN |
Package Dimensions (L x W x H) | 528.32 cm x 91.44 cm x 248.92 cm |
Package Weight (Imperial) | 2344.750 L |
Package Weight (Metric) | 1063.579 kg |
How to Install the Sequestr External Disconnect Enclosure
This guide provides step-by-step instructions for installing the Sequestr external disconnect enclosure to a control enclosure, ensuring proper mounting, wiring, and initial setup.
Estimated time: 1h
Tools needed:
Screwdriver, Drill, Volt meter, Wire strippers
Supplies needed:
Mounting screws, Terminal connectors, Hoffman hole seal, Hoffman blank adapter plate
- Power Down the System
Turn off the local disconnect in the control enclosure and the feeder disconnect. Wear appropriate Personal Protective Equipment (PPE) and open the control enclosure.
- Prepare the Control Enclosure
Remove the existing disconnect from the control enclosure and seal the existing hole with a Hoffman hole seal. Cover all components in the control enclosure to protect them.
- Mount the Sequestr Enclosure
Remove the subpanel from the Sequestr enclosure. Hang the Sequestr enclosure on the control enclosure using M6x16mm bolts and secure it with washer head cap screws from inside the control enclosure.
- Install Circuit Breaker/Disconnect Switch
Drill mounting holes for the circuit breaker in the panel and install the device according to the manufacturer's instructions. Secure the panel into the Sequestr enclosure with hex nuts.
- Wire the Circuit Breaker
Install conduit and wires to the incoming side of the circuit breaker/disconnect switch in the Sequestr enclosure, ensuring all connections are secure.
- Power Up the System
Remove any protective coverings, ensure the operator handle is in the 'OFF' position, close and latch the Sequestr and control enclosure doors, then turn on the feeder disconnect switch and verify system 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.