nVent NHZ431216G300 - SpectraCool Narrow Hazardous Location AC, 11000BTU 115V, Lt Gray, Steel
nVent

NHZ431216G300

UPC: 783510286477

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Overview

The nVent SpectraCool NHZ431216G300 is a high-performance air conditioning unit engineered specifically for hazardous location cooling applications. Designed by nVent, a trusted leader in electrical enclosure thermal management, this unit provides reliable temperature control in environments where explosive vapors may be present. Its Class 1, Division 2, Groups A, B, C, D T4A rating ensures compliance with stringent safety standards for industries such as oil and gas, chemical and petrochemical, mining, and pharmaceuticals. Unlike standard industrial air conditioners, the SpectraCool NHZ43 is purpose-built for hazardous locations, eliminating the need for complex purge and pressurized systems, which significantly simplifies installation and reduces operational costs. The unit boasts an attractive, narrow design, measuring 12 inches (300 mm) deep, allowing for easy integration into standard electrical cabinets without compromising valuable space. Its construction features a durable light gray, semi-textured powder-coat paint finish for Type 4 models, offering robust protection against environmental factors. Key features of the nVent SpectraCool NHZ431216G300 include: * **Hazardous Location Certified:** UL/cUL Listed and CE certified for Class 1 Div 2 Groups A, B, C, D T4A environments. * **High Cooling Capacity:** Delivers 11,000 BTU/hr (3223 Watt) of cooling power, suitable for maintaining optimal temperatures in demanding applications. * **Simplified Operation:** Does not require a purge and pressurized system, reducing complexity and cost. * **Durable Construction:** Features dust-resistant coils for filterless operation in many environments and a cleanable, reusable aluminum mesh filter for extremely dusty conditions. * **User-Friendly Controls:** Equipped with a digital temperature control for precise management of enclosure climate. * **Versatile Power Options:** Available in models for 115, 230, and 400/460 3-phase VAC power input. * **Easy Installation:** Incorporates Easy-Mount flanges and comes furnished with mounting hardware, gaskets, and a user manual. * **Robust Standard Features:** Type 4/4X models include active condensate management with a heater strip, compressor heater, head pressure control, power-off relay for door switch, and a malfunction switch for enhanced reliability and safety. The SpectraCool NHZ43 is designed for operational temperatures ranging from -40°F to 125°F (-40°C to 52°C), ensuring consistent performance across a wide spectrum of ambient conditions. Each unit undergoes rigorous functional testing before shipment, guaranteeing dependable operation from day one. For detailed CAD drawings and further technical specifications, visit nVent.com/HOFFMAN. Trust nVent SpectraCool for critical thermal management in hazardous environments.
  • 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
11,000
Color
Light Gray
Color
Lt Gray
Color
Gray
Color Code
RAL 7035
Depth
14 in
Depth
356 mm
Height
43 in
Height
1,092 mm
Ip Rating
IP4/4X
Material
Steel
Material
Mild Steel
Max Current
18.2 A
Mounting Type
Easy-mount flanges
Nema Rating
Type 4
Nema Rating
Type 4/4X
Nominal Capacity Btu/h
11,000 Btu/h
Nominal Capacity Watts
3,223 W
Nominal Voltage
115 V
Operating Temperature
-40-125
Operating Temperature
-40-52
Operating Temperature
-40-52 °C
Product Family
SpectraCool
Remote Access Control
No
Series
SpectraCool NHZ43
Series
SpectraCool Narrow Hazardous Location
Size
12 inches (300 mm) deep
Size
11000 BTU
Thickness
51.40mm (2.024")
Thickness
18 ga
Thickness
1.27 mm
Type
Air Conditioners
Voltage AC
100-120 V
Voltage Rating
115 V
Weight
127 lb
Weight
57.6 kg
Width
292 mm
Width
11.5 in
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 NHZ431216G300 Air Conditioner

This guide provides step-by-step instructions for installing the NHZ431216G300 air conditioner in a suitable enclosure, ensuring proper functionality and safety.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, Mounting gasket kit

  1. Inspect the air conditioner

    Check the air conditioner for any visible damage and verify its functionality before installation. Ensure it has been upright for at least five minutes if it was previously horizontal.

  2. Prepare the installation site

    Select a location for the air conditioner that maintains at least six inches of clearance on one side and twenty inches in front for cover removal. Use the cutout template provided to prepare the enclosure.

  3. Mount the air conditioner

    Securely mount the air conditioner to the enclosure using the provided mounting screws, ensuring the mounting gasket is not damaged. Start bolts by hand to avoid cross-threading.

  4. Wire the air conditioner

    Connect the air conditioner to a properly grounded power supply according to the electrical requirements on the nameplate. Ensure the circuit is fused with a slow blow or HACR circuit breaker.

  5. Adjust the controller settings

    Set the desired cabinet temperature on the controller. Refer to the manual for specific instructions on displaying and changing program settings.

  6. Test the air conditioner

    After installation, power on the unit and verify that the evaporator blower starts running. 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.