nVent FS180654DHP0 - FS66S Freestand Dual Access 3Pt Latch 4X 12g, 1879x618x515mm, Brushed, SS304
nVent

FS180654DHP0

UPC: 783510271145


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Installation Instructions

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Overview

The nVent FS66S Freestand Dual Access Enclosure (SKU: FS180654DHP0) is a premium-grade, 304 stainless steel industrial housing engineered to protect critical electrical and electronic components in the most demanding environments. Designed for outdoor and indoor applications where corrosion resistance, durability, and modular flexibility are paramount, this enclosure delivers unmatched performance for mission-critical systems. Built to withstand extreme temperatures, moisture, chemicals, and mechanical stress, the FS66S is a trusted solution across oil and gas, water/wastewater, petrochemical, power generation, and distributed control system (DCS) installations worldwide. At the heart of the FS66S’s versatility is its **ProLine modular interior rail system**, which enables effortless customization for rack mounting, panel mounting, or grid system integration. This adaptability allows engineers and technicians to configure the enclosure’s interior layout to accommodate a wide range of components—from motor starters, variable frequency drives (VFDs), and contactors to programmable logic controllers (PLCs), relays, and power distribution units. The dual-access design ensures easy front and rear access for maintenance, troubleshooting, and upgrades, significantly reducing downtime in high-availability applications. Constructed from **Type 304 stainless steel with a brushed finish**, the FS66S offers exceptional resistance to corrosion, rust, and staining, making it ideal for coastal, chemical, or high-humidity environments. Its robust 4x 12-gauge construction provides structural integrity and impact resistance, while the freestanding design simplifies installation on uneven or elevated surfaces without the need for additional mounting hardware. The enclosure’s dimensions (1879 x 618 x 515 mm) provide ample internal space for large-scale assemblies, and its modular design allows for future expansion as system requirements evolve. Industries such as oil and gas, where equipment is exposed to harsh chemicals and volatile conditions, rely on the FS66S to safeguard sensitive electronics and control systems. In water/wastewater treatment plants, the enclosure’s corrosion-resistant properties ensure long-term reliability in chlorinated or high-moisture environments. Petrochemical facilities benefit from its ability to resist hydrocarbon exposure and extreme temperature fluctuations, while power plants use it to house DCS components that demand both protection and accessibility. The FS66S is also a preferred choice for renewable energy installations, such as solar and wind farms, where outdoor-rated enclosures must endure prolonged exposure to the elements. nVent, a global leader in electrical and thermal management solutions, designs the FS66S with the same engineering rigor applied to its entire portfolio of industrial enclosures. Backed by decades of expertise in harsh-environment applications, nVent ensures that every FS66S enclosure meets rigorous quality standards, including UL and NEMA certifications for safety and performance. Professionals in electrical engineering, automation, and industrial maintenance trust nVent enclosures for their reliability, compliance with industry regulations, and ease of integration with existing systems. Whether specifying a new installation or retrofitting an aging system, the FS66S provides a future-proof solution that balances durability, flexibility, and long-term cost efficiency.
  • Internal grid mounting system and ProLine frame compatible for easy and fast panel installation
  • Enclosure with contents to support Standard duty 500Kg (1102 lb.) evenly distributed and Heavy duty 1000Kg (2205 lb.) evenly distributed
  • Uni-body design with seams continuously welded and ground smooth
  • Two-door enclosures provided with a removable center-post for easy panel installation
  • Heavy-duty stainless steel lifting eyes
  • Heavy-duty three-point latching mechanism operated by 316L stainless steel PowerGlide padlocking handle
  • Seamless foam-in-place gasket assures a water-tight and dust-tight seal
  • Body flange trough collar channels liquids and contaminants away from door opening and installed equipment
  • Removable hidden hinges
  • Built-in plinth base that allows for flexible cable entry

Specifications

Application
Controls and Drives;Corrosive Environments;Hygienic Environments
Color
Unpainted
Color
Brushed
Depth
20.26
Depth
515
Depth
515 mm
Finish
Brushed #4
Height
73.97
Height
1,879
Height
1,879 mm
IP Rating
IP66
Material
SS304
Material
Stainless Steel 304
Material Quality
SS Type 304;Stainless Steel 304
NEMA Rating
12 Indoor, dust-resistant
NEMA Rating
12
Product Family
FS66S
Protection Rating
NEMA Type 12
Series
FS66S
Size
1879x618x515mm
Thickness
2.78 mm
Thickness
12 ga
Thickness
51.40mm (2.024")
Type
Stainless Steel Freestanding Industrial Enclosures
Type Number
Type 3R
Weight
328 lb
Width
24.32
Width
618
Width
618 mm
Package Dimensions (L x W x H)
36 IN x 31 IN x 81 IN
Package Dimensions (L x W x H)
91.44 cm x 78.74 cm x 205.74 cm
Package Weight (Imperial)
328.000 L
Package Weight (Metric)
148.781 kg
Panel 6.9 x 4.9 - Fits Encl. 8 x 6 - Alum

14A0705

Panel 6.9 x 4.9 - Fits Encl. 8 x 6 - Alum
Sealable and transparent protective covers BX4 and non-removable BX4-CA to protect the devices against accidental contact.

BX4

Sealable and transparent protective covers BX4 and non-removable BX4-CA to protect the devices against accidental contact.
Cord Grip with NPT Threads, Locknut Included, NPT Thread Size 3/8 Inch, Cable Range 0.181 Inch/4.6mm to 0.312 Inch/7.9mm, Hole Clearance 0.670 Inch/17.0mm, Thread Length 0.53 Inch/13.5mm, IP68 Rating, Nylon, Black

LH38

Cord Grip with NPT Threads, Locknut Included, NPT Thread Size 3/8 Inch, Cable Range 0.181 Inch/4.6mm to 0.312 Inch/7.9mm, Hole Clearance 0.670 Inch/17.0mm, Thread Length 0.53 Inch/13.5mm, IP68 Rating, Nylon, Black
EP-RJG-M20-BL-A

1SNG618003R0000

EP-RJG-M20-BL-A
1/2 Inch, Straight, One-Piece Liquidtight Non-Metallic Fitting, CSA, UL E32447, Temperatures up to 60 Degrees C, PVC, Grey

LN43DA

1/2 Inch, Straight, One-Piece Liquidtight Non-Metallic Fitting, CSA, UL E32447, Temperatures up to 60 Degrees C, PVC, Grey
1/2 Inch, 90 Degree, Two-Piece Liquidtight Non-Metallic Fitting, UL E32447, Temperatures up to 107 Degrees C, Nitril Rubber O-Ring, PVC, Grey

LT20D-NEW

1/2 Inch, 90 Degree, Two-Piece Liquidtight Non-Metallic Fitting, UL E32447, Temperatures up to 107 Degrees C, Nitril Rubber O-Ring, PVC, Grey
Escutcheon black type B for Sircover 125-630A

44095015

Escutcheon black type B for Sircover 125-630A
Escutcheon black type B for Sircover 125-630A IP65

44095016

Escutcheon black type B for Sircover 125-630A IP65
12,80" x 12,80" filter fan - 115Vac - 285.3 cfm - RAL 7035 - Type 12

FF20A115UE1

12,80" x 12,80" filter fan - 115Vac - 285.3 cfm - RAL 7035 - Type 12
5,90" x 5,90" filter fan - 24Vdc - 20.6 cfm - RAL 9005 - Type 3R - IP55

FF12D24NN53

5,90" x 5,90" filter fan - 24Vdc - 20.6 cfm - RAL 9005 - Type 3R - IP55

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.