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Overview
- 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 | Light Gray |
Color | Gray |
Color Code | RAL 7035 |
Depth | 14 in |
Depth | 356 mm |
Height | 28 IN |
Height | 711 mm |
IP Rating | IP66 |
Material | Mild Steel |
Material | Steel |
Max Current | 5 A |
Nema Rating | Type 4 |
Nominal Capacity Btu/h | 4,000 Btu/h |
Nominal Capacity Watts | 1,172 W |
Nominal Voltage | 230 V |
Operating Temperature | -40-52 °C |
Operating Temperature | -40-125 |
Operating Temperature | -40-52 |
Product Family | SpectraCool |
Remote Access Control | No |
Series | SpectraCool Narrow |
Thickness | 1.27 mm |
Thickness | 18 ga |
Thickness | 51.40mm (2.024") |
Type | Air Conditioners |
Voltage AC | 200-250 V |
Voltage Rating | 200 - 250 VAC |
Voltage Rating | 230 V |
Weight | 38 kg |
Weight | 90 lb |
Width | 11.5 in |
Width | 292 mm |
Package Dimensions (L x W x H) | 17.75 IN x 13.25 IN x 30.25 IN |
Package Dimensions (L x W x H) | 45.085 cm x 33.655 cm x 76.835 cm |
Package Weight (Imperial) | 90.000 L |
Package Weight (Metric) | 40.824 kg |
How to Install the NHZ280426G300 Air Conditioner
This guide provides step-by-step instructions for installing the NHZ280426G300 air conditioner in a suitable enclosure, ensuring proper functionality and safety.
Estimated time: 45m
Tools needed:
Screwdriver, Wrench or ratchet driver, Wire strippers, Multimeter
Supplies needed:
Mounting screws, Mounting gasket kit, Electrical wire connectors
- Inspect the air conditioner
Check the air conditioner for any visible damage and verify its functionality before mounting. Ensure it has been upright for at least five minutes if it was previously horizontal.
- Prepare the installation area
Select a location for the air conditioner that allows for at least six inches of clearance on one side and twenty inches in front for maintenance access. Use the cutout template provided to prepare the enclosure.
- Mount the air conditioner
Securely mount the air conditioner to the enclosure using the provided mounting screws, ensuring not to damage the mounting gasket. Start bolts by hand to avoid cross-threading.
- Connect the electrical supply
Refer to the nameplate for electrical requirements and wire the unit to a properly grounded power supply using copper conductors. Ensure the circuit is fused with a slow blow or HACR circuit breaker.
- 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.
- Test the air conditioner
After wiring, power on the unit and verify that the evaporator blower starts running. Allow the unit to operate for five to ten minutes and check for proper cooling operation.
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.