nVent EXE774SS6 - ZonEx ATEX- and IECEx-Certified Type 4X Screw Cover, 7x7x4, Brushed, Stainless 316
nVent

EXE774SS6

UPC: 783510214722


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Installation Instructions

Contact for Pricing

Overview

The nVent HOFFMAN ZonEx EXE774SS6 is an ATEX and IECEx certified Type 4X screw cover enclosure, engineered for Zone 1 and Zone 2 hazardous locations. Constructed from robust Type 316 stainless steel with a #4 brushed finish, it offers superior corrosion resistance and durability in demanding industrial environments. This 7x7x4 inch enclosure meets IP66 and NEMA Type 4X ratings, ensuring protection against dust, water, and environmental contaminants. Key features include a one-piece continuous gasket for ingress protection, full-width welded wall-mounting brackets, and internal weld studs for flexible panel or DIN rail mounting. Internal and external M6 brass bonding provisions facilitate essential grounding in hazardous areas. The enclosure supports an operating temperature range of -40°C to +70°C with a standard polyurethane gasket, expandable to +180°C with an optional silicone gasket. Certifications include ATEX Ex eb IIC Gb and Ex tb IIIC Db, and IECEx Ex eb IIC Gb and Ex tb IIIC Db, confirming its suitability for explosive gas and dust atmospheres. Ideal for oil & gas, chemical processing, pharmaceutical, and wastewater treatment applications, the EXE774SS6 provides reliable protection for electrical components.
  • 6 mm brass internal/external bonding provision
  • One piece continuous gasket on door
  • Type 316L stainless steel cover screws
  • Mounting panel and hardware for bonding provisions included
  • Operating temperature range: -40°C to +70°C standard polyurethane gasket
  • Internal weldstuds for panel or DIN rail mounting brackets
  • 3-mm thick individual welded-on top and bottom wall-mounting brackets
  • Increased safety: Ex e. IECEx e certified

Specifications

Application
Hazardous Environments
Color
Brushed
Color
Unpainted
Depth
102 mm
Depth
4 in
Finish
Brushed 320 grain
Height
44 IN
Height
7
Height
178
IP Rating
IP66
Material
Stainless Steel
Material
SS Type 316;Stainless Steel 316L
Material
Stainless 316
Modification Services
Yes
Nema Rating
Type 4X
NEMA Rating
4X
Optional Panel
A7P7G
Panel
A37P32N
Panel
5.88 x 5.88 in
Product Family
Zonex
Protection Rating
NEMA Type 12
Size
7x7x4
Size
7.00x7.00x4.00 in
Thickness
16 ga
Thickness
51.40mm (2.024")
Type
Stainless Steel Industrial Terminal and Junction Boxes
Type
Stainless Steel Terminal and Junction Boxes
Type Number
Type 4X
Weight
6 lb
Width
7
Width
178
Width
23 IN
Package Dimensions (L x W x H)
9.75 IN x 8.75 IN x 5 IN
Package Dimensions (L x W x H)
24.765 cm x 22.225 cm x 12.7 cm
Package Weight (Imperial)
6.000 L
Package Weight (Metric)
2.722 kg
ZonEx ATEX- and IECEx-Certified Type 4X Screw Cover, 6x6x4, Brushed, Stainless 316

EXE664SS6

ZonEx ATEX- and IECEx-Certified Type 4X Screw Cover, 6x6x4, Brushed, Stainless 316
Four Gang Masonry Box, 93.5 Cubic Inches, 3-3/4 Inches Long x 7-3/8 Inches Wide x 3-1/2 Inches Deep, 1/2 Inch and 3/4 Inch Concentric Knockouts, Galvanized Steel, Welded Construction, with #12 AWG Solid Ground Wire Pigtail, For use with Conduit

4MB-P

Four Gang Masonry Box, 93.5 Cubic Inches, 3-3/4 Inches Long x 7-3/8 Inches Wide x 3-1/2 Inches Deep, 1/2 Inch and 3/4 Inch Concentric Knockouts, Galvanized Steel, Welded Construction, with #12 AWG Solid Ground Wire Pigtail, For use with Conduit
2 1/8" Deep Welded Box 4 11/16" Square

FA-411

2 1/8" Deep Welded Box 4 11/16" Square

How to Install the EXE774SS6 Controller

This guide provides step-by-step instructions for installing and configuring the EXE774SS6 Controller on a DIN rail, ensuring proper wiring and calibration.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the controller

    Secure the EXE774SS6 controller to the DIN rail using the integrated clips. Ensure the controller is level and firmly attached.

  2. Connect the wiring

    Use terminal connectors to connect the power and signal wires to the corresponding terminals on the controller. Ensure all connections are secure and follow local electrical codes.

  3. Ground the controller

    Connect the internal body grounding terminal to the equipment grounding connection using a UL listed ring connector. Ensure the connection is tight and compliant with local regulations.

  4. Verify connections

    Use a multimeter to check the voltage and continuity of the connections. Ensure that there are no short circuits and that the power supply is functioning correctly.

  5. Calibrate the controller

    Follow the manufacturer's instructions to perform initial calibration of the controller. Adjust settings as necessary to meet operational requirements.

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.