nVent A1001YZUMC2 - Small-Volume Type Y Z Purge/Pressurization System, 10CF Class 2, Brushed, SS316
nVent

A1001YZUMC2

UPC: 783510127978

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Installation Instructions

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Overview

The nVent Type Y Z Purge/Pressurization System (SKU: A1001YZUMC2) is a high-performance, small-volume solution designed to convert general-purpose enclosures into compliant hazardous location-rated systems. Engineered for Class 2 hazardous environments, this system enables the safe operation of up to 10 cubic feet of enclosure volume in dust-prone or combustible particulate areas. The brushed stainless steel 316 construction ensures superior corrosion resistance, durability, and longevity, making it ideal for demanding industrial applications where reliability is paramount. Purge and pressurization systems like the nVent Type Y Z eliminate the need for costly NEMA Type 7 or 9 enclosures by creating a positive pressure environment within the enclosure. This prevents the ingress of hazardous dust, fibers, or combustible particles, thereby reducing explosion risks and ensuring continuous operation of sensitive electrical components. The system is particularly valuable in industries such as chemical processing, pharmaceutical manufacturing, food and beverage production, and grain handling, where dust accumulation and combustible atmospheres are common hazards. Key features of the nVent Type Y Z system include a compact design optimized for small enclosures, seamless integration with existing control panels, and compliance with stringent safety standards. The system operates by continuously purging the enclosure with clean, filtered air, maintaining a slight positive pressure to prevent contaminant entry. Installation is straightforward, with flexible mounting options and compatibility with a wide range of enclosure sizes and configurations. The brushed SS316 housing ensures resistance to corrosion, moisture, and harsh chemicals, making it suitable for outdoor or corrosive environments. Professionals in industrial safety and electrical engineering rely on nVent’s reputation for innovation and reliability when selecting purge/pressurization systems. With decades of experience in hazardous location solutions, nVent (formerly part of Pentair Thermal Management) delivers products that meet or exceed global safety certifications, including UL, CSA, and ATEX. The Type Y Z system is engineered to provide peace of mind, ensuring that critical control systems remain protected and operational even in the most challenging conditions. Whether upgrading existing installations or designing new hazardous location systems, the nVent Type Y Z Purge/Pressurization System offers a cost-effective, compliant, and robust solution. Its ability to extend the life of general-purpose enclosures while meeting Class 2 hazardous location requirements makes it a preferred choice for engineers and facility managers seeking to balance safety, performance, and budget.
  • Universal mount
  • Available in two models for enclosures with a maximum enclosure volume of up to 2 or 10 cubic feet
  • Mounting plate: Type 316L stainless steel
  • Regulator body: zinc with enamel finish
  • Enclosure pressure gauge: aluminum with enamel finish
  • Polycarbonate regulator handle
  • Fastener hardware available in aluminum and stainless steel
  • Includes tamper-proof regulator with gauge (TR-10G) to comply with NFPA standard requiring protection against over pressurization
  • Note: pressure Vent not required when inlet pressure limited to 5PSI using standard TR-10G. For inlet pressure over 5PSI order EPV-1-SA-00 or EPV-1-SA-90 separately. Contact HOFFMAN for pricing.

Specifications

Application
Hazardous Environments
Color
Unpainted
Cubic Capacity
10 cubic ft
Depth
5 IN
Depth
127 mm
Finish
Brushed
Height
9 IN
Height
229 mm
Material
Stainless Steel 316L
Material
SS316
Model
1001, Class 2
Modification Services
Yes
Nema Rating
Type Y
Series
Small-Volume Type Y Z Purge/Pressurization System
Size
10CF in
Size
10 cubic feet
Thickness
1.98 mm
Thickness
14 ga
Type
Other Accessories
Volume
0.28
Volume
10 ft³
Volume
0.28 m³
Weight
7.9 lb
Weight
3.86 kg
Width
9 IN
Width
229 mm
Works With
NEMA / IEC
Package Dimensions (L x W x H)
16.5 IN x 16 IN x 11.3 IN
Package Dimensions (L x W x H)
41.91 cm x 40.64 cm x 28.702 cm
Package Weight (Imperial)
7.900 L
Package Weight (Metric)
3.583 kg
Small-volume system, class 1

A1001YZUMC1

Small-volume system, class 1

How to Install the A1001YZUMC2 Enclosure Protection System

This guide provides step-by-step instructions for installing and configuring the A1001YZUMC2 enclosure protection system to ensure safe operation in hazardous environments.

Estimated time: 1h

Tools needed:

Screwdriver, Drill, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Tubing connectors, Enclosure warning nameplate, Tamper-proof regulator

  1. Mount the enclosure protection system

    Transfer the mounting hole pattern of the system's mounting plate to the intended surface. Drill and deburr the mounting holes, then secure the system using four (4) 1/4" x 3/4" stainless steel bolts, nuts, and lock washers.

  2. Connect the protective gas supply

    Install the protective gas supply header tap within twenty (20) feet of the enclosure protection system. Connect the protective gas supply tubing to the system supply fitting, ensuring all fittings are tightened to the manufacturer's specifications.

  3. Install enclosure supply and reference connections

    Drill and deburr holes for the enclosure supply and reference fittings on the protected enclosure. Mount the fittings, then route and connect the tubing from the enclosure supply to the protection system, ensuring proper seating and securing the tubing as needed.

  4. Configure the system

    Verify that the system is mounted at eye level and clear of all access points. Install the enclosure warning nameplate in a prominent position near all enclosure accesses, ensuring compliance with NFPA 496 requirements.

  5. Test the system

    Before finalizing the installation, conduct a bench test of the system to ensure all functions operate correctly. Use a multimeter to check electrical connections and verify the pressure settings with the tamper-proof regulator.

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.