nVent NHZ280446G400 - SpectraCool Narrow Hazardous Location AC, 4000BTU 460V, Brushed, SS316
nVent

NHZ280446G400

UPC: 783510286552

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Installation Instructions

Contact for Pricing

Overview

The nVent SpectraCool Narrow Hazardous Location AC (SKU: NHZ280446G400) is engineered to provide reliable and efficient cooling in demanding hazardous environments. Designed for indoor and outdoor applications, this unit offers robust performance without the need for complex purge and pressurized systems, simplifying installation and maintenance. Its attractive, narrow profile features a brushed SS316 enclosure, minimizing the use of visible fasteners and contributing to a clean, professional aesthetic. This approach avoids the heavy cast enclosures often associated with hazardous location equipment, making it a more practical and visually appealing solution for sensitive industrial settings. This SpectraCool unit delivers 4000 BTU of cooling capacity, operating on a 460V power supply. It is specifically designed to meet the stringent requirements of hazardous locations, including Class I, Division 2 (C1D2) environments, and is rated for Type 4X protection against ingress of water and dust. The robust construction ensures durability and long-term operational integrity, even when exposed to corrosive elements or challenging atmospheric conditions. Professionals in industries such as oil and gas, chemical processing, pharmaceuticals, and any facility handling flammable materials will find this air conditioner an indispensable component for maintaining optimal operating temperatures for critical equipment. Key benefits of the nVent SpectraCool Narrow Hazardous Location AC include: * **Specialized Hazardous Location Design:** Certified for Class I, Division 2 and Type 4X, ensuring safety and compliance in hazardous areas. * **Simplified Installation:** Eliminates the need for purge and pressurized systems, reducing complexity and cost. * **Durable Construction:** Brushed SS316 enclosure offers excellent corrosion resistance and longevity. * **Attractive, Narrow Profile:** Modern design with minimal visible fasteners for a cleaner appearance. * **Reliable Cooling Performance:** Provides 4000 BTU of cooling capacity to protect sensitive electronics and processes. By choosing the nVent SpectraCool, facility managers and engineers can ensure the continuous operation of control panels, instrumentation, and other vital equipment that must be housed within hazardous zones. The manufacturer, nVent, is a globally recognized leader in electrical enclosure solutions and thermal management, known for its commitment to quality, innovation, and safety. This product exemplifies their dedication to providing specialized solutions that meet the unique challenges of industrial environments. The US-made origin further underscores a commitment to quality manufacturing standards. This unit is an ideal choice for applications requiring precise temperature control in environments where standard cooling solutions are not permissible due to safety regulations.
  • 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

Application
Hazardous Environments
Btu Rating
4,000
Color
Unpainted
Color
Brushed stainless steel
Color
Brushed
Depth
356 mm
Depth
14 in
Finish
Brushed
Height
28 IN
Height
711 mm
IP Rating
IP66
Material
SS316
Material
Stainless Steel 316L
Max Current
2.5 A
Nema Rating
Type 4X
Nominal Capacity Btu/h
4,000 Btu/h
Nominal Capacity Watts
1,172 W
Nominal Voltage
460 V
Number Of Phases
1
Operating Temperature
-40-52 °C
Operating Temperature
-40-125
Operating Temperature
-40-52
Product Family
SpectraCool
Remote Access Control
No
Series
SpectraCool Narrow
Series
SpectraCool Narrow Hazardous Location
Size
Narrow
Thickness
1.27 mm
Thickness
18 ga
Thickness
51.40mm (2.024")
Type
Air Conditioners
Voltage AC
400-460 V
Voltage Rating
400-460/460 VAC
Voltage Rating
460 V
Weight
44 kg
Weight
106 lb
Width
292 mm
Width
11.5 in
Package Dimensions (L x W x H)
18.25 IN x 13.25 IN x 30.25 IN
Package Dimensions (L x W x H)
46.355 cm x 33.655 cm x 76.835 cm
Package Weight (Imperial)
106.000 L
Package Weight (Metric)
48.082 kg
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How to Install the NHZ280446G400 Air Conditioner

This guide provides step-by-step instructions for installing and configuring the NHZ280446G400 air conditioner in a hazardous location.

Estimated time: 1h

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 properly before installation.

  2. Prepare the installation site

    Ensure a minimum of six (6) inches of clearance on at least one side and twenty (20) inches from the front for cover removal. Use the cutout template to prepare the enclosure.

  3. Mount the air conditioner

    Securely mount the air conditioner to the enclosure, ensuring the mounting gasket is not damaged. Avoid dragging the unit to prevent tearing the gasket.

  4. Wire the air conditioner

    Refer to the nameplate for electrical requirements and connect the unit to a properly grounded power supply using copper conductors.

  5. Adjust the controller settings

    Set the desired cabinet temperature on the controller. Refer to the manual for specific programming instructions.

  6. Test the air conditioner

    Energize the unit and verify that the evaporator blower starts running within 30 seconds. Ensure the compressor operates correctly by setting the thermostat below the ambient temperature.

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.