nVent NHZ431246G460 - SpectraCool Narrow Hazardous Location AC with RAC, 11000BTU 460V, Brushed, SS316
nVent

NHZ431246G460

UPC: 783510292348


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Overview

Engineered for safety and performance in the most demanding hazardous environments, the **nVent SpectraCool Narrow Hazardous Location AC (SKU: NHZ431246G460)** delivers reliable 11,000 BTU cooling at 460V while meeting stringent Type 4X and Class 1 Division 2 (C1D2) standards. Designed for indoor/outdoor installations where explosive atmospheres, corrosive conditions, or extreme temperatures threaten sensitive electronics and machinery, this air conditioner combines robust construction with sleek aesthetics—eliminating the need for bulky cast enclosures or visible fasteners that compromise durability or aesthetics. The SpectraCool series from nVent is purpose-built for hazardous locations, where conventional cooling solutions fall short. Unlike traditional air conditioners that require complex purge systems or pressurized enclosures, this unit operates safely without them, reducing installation complexity and long-term maintenance costs. Its **316 stainless steel (SS316) construction** resists corrosion from moisture, chemicals, and salt spray, making it ideal for oil & gas, chemical processing, marine, and wastewater treatment facilities. The brushed finish not only enhances corrosion resistance but also provides a professional appearance suitable for visible installations in control rooms or equipment enclosures. Key features of the **SpectraCool Narrow Hazardous Location AC** include: - **Explosion-proof compliance**: Certified for Class 1 Division 2 (C1D2) and Type 4X enclosures, ensuring safe operation in hazardous atmospheres where flammable gases, vapors, or dust may be present. This certification is critical for facilities in oil refineries, chemical plants, and grain processing operations. - **High-efficiency cooling**: Delivers 11,000 BTU of cooling power at 460V, sufficient for maintaining optimal operating temperatures in medium-sized control panels, junction boxes, or small electrical rooms. The unit’s compact, narrow design maximizes space efficiency without sacrificing performance. - **Corrosion-resistant durability**: Constructed from **316 stainless steel**, the SpectraCool AC withstands harsh industrial environments, including exposure to chlorides, acids, and alkaline solutions. This material choice extends the product’s lifespan and reduces the need for frequent replacements in corrosive settings. - **Easy installation and maintenance**: Designed with **minimal visible fasteners** and a streamlined profile, the unit simplifies mounting and integration into existing systems. The absence of a purge or pressurized system requirement further reduces setup time and operational overhead, making it a cost-effective solution for retrofits or new installations. - **Versatile indoor/outdoor use**: Suitable for both indoor and outdoor applications, the SpectraCool AC features weatherproof construction that protects internal components from rain, dust, and extreme temperatures. This versatility makes it a go-to choice for utilities, telecommunications shelters, and remote monitoring stations. Professionals in industries such as **petrochemical, pharmaceutical, food & beverage, and mining** rely on nVent’s SpectraCool series for critical cooling needs where safety and reliability are non-negotiable. The **460V electrical rating** ensures compatibility with industrial power systems common in North America, while the **11,000 BTU capacity** addresses the thermal management demands of enclosures housing PLCs, variable frequency drives (VFDs), or sensitive instrumentation. Installation typically involves mounting the unit directly to an enclosure wall or stand, with electrical connections made via certified hazardous location wiring methods. nVent, a global leader in electrical and thermal management solutions, has built a reputation for engineering products that meet the rigorous demands of hazardous environments. With decades of experience in explosion-proof and corrosion-resistant technologies, nVent’s SpectraCool line reflects the company’s commitment to innovation, safety, and durability. Whether deployed in a refinery’s control room, a pharmaceutical manufacturing cleanroom, or an offshore oil platform, the **SpectraCool Narrow Hazardous Location AC (NHZ431246G460)** ensures uninterrupted performance where failure is not an option.
  • Not re-built from light industrial air conditioners
  • Painted galvanized sheet metal cover for rugged factory and outdoor environments
  • Corrosion resistant coating on ambient side components for Type 4X models
  • Corrosion resistant coating on ambient and enclosure side components for Type 4X Offshore models
  • Dust resistant coils for filterless operation in most environments
  • Cleanable, reusable aluminum mesh filter protects coils for extremely dusty and dirty atmospheres
  • Digital temperature control
  • Narrow design to accommodate 12-in (300-mm) deep cabinets
  • R134a, R513A or R407C earth-friendly Refrigerant
  • Models for 115, 230 and 400/460 3-phase VAC power input

Specifications

Amperage Rating
3.4/3.6 A
Application
Hazardous Environments
Btu Rating
11,000
Color
Unpainted
Depth
14 in
Depth
356 mm
Finish
Brushed
Frequency Rating
50/60 Hz
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
50 Hz
Height
43 in
Height
1,092 mm
Material
Stainless Steel 316L
Max Current
3.5 A
Nominal Capacity Btu/h
11,000 Btu/h
Nominal Capacity Watts
3,223 W
Nominal Voltage
460 V
Number Of Phases
3
Operating Temperature
-40-131
Operating Temperature
-40-55
Operating Temperature
-40-55 °C
Phase
3
Power
1678/2107 W
Product Family
SpectraCool
Remote Access Control
Yes
Thickness
1.27 mm
Thickness
18 ga
Thickness
51.40mm (2.024")
Type
Air Conditioners
Voltage AC
400-460 V
Voltage Rating
460 V
Weight
62.6 kg
Weight
127 lb
Width
11.5 in
Width
292 mm
Package Dimensions (L x W x H)
44 IN x 18 IN x 14 IN
Package Dimensions (L x W x H)
111.76 cm x 45.72 cm x 35.56 cm
Package Weight (Imperial)
127.000 L
Package Weight (Metric)
57.607 kg
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How to Install the NHZ431246G460 Air Conditioner

This guide provides step-by-step instructions for installing the NHZ431246G460 air conditioner in a hazardous location enclosure.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, Mounting gasket kit

  1. Inspect the air conditioner

    Check for any visible damage and ensure the unit is functioning correctly before installation.

  2. Prepare the installation site

    Ensure a six-inch clearance on at least one side of the air conditioner and twenty inches from the front for cover removal.

  3. Mount the air conditioner

    Securely attach the air conditioner to the enclosure using the mounting screws, ensuring the mounting gasket is not damaged.

  4. Wire the unit

    Connect the air conditioner to a properly grounded power supply, following the electrical requirements on the nameplate.

  5. Adjust the controller settings

    Set the desired cabinet temperature on the controller according to the operational guidelines provided in the manual.

  6. Test the air conditioner

    Energize the unit and verify that the evaporator blower starts running and the compressor operates correctly.

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.