nVent G280646G051 - SpectraCool Indoor/Outdoor G28, 6000BTU 460V, Brushed, SS304
nVent

G280646G051

UPC: 783510210267


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Overview

The nVent SpectraCool G28 Series Air Conditioner (SKU: G280646G051) delivers precision cooling for industrial enclosures in demanding environments where temperature control is critical to equipment reliability and operational efficiency. Designed for both indoor and outdoor installations, this 6000 BTU unit operates on a 460V three-phase power supply with 50/60Hz compatibility, ensuring robust performance across global industrial applications. Constructed from high-grade 304 stainless steel, the SpectraCool G28 resists corrosion, withstands harsh conditions, and maintains a clean, professional appearance in sensitive or high-visibility areas. As part of nVent’s trusted SpectraCool lineup, this model combines reliability, ease of installation, and a filterless design to minimize maintenance while maximizing uptime in mission-critical systems. Industrial-grade enclosure cooling is essential for protecting sensitive electronics, control panels, and machinery from overheating, which can lead to costly downtime or equipment failure. The SpectraCool G28 is engineered to address these challenges with a compact footprint and versatile mounting options, making it ideal for use in manufacturing plants, data centers, telecom facilities, and outdoor substations. Its brushed stainless steel housing not only enhances durability but also ensures compliance with stringent hygiene and safety standards in food processing, pharmaceutical, and chemical industries. The filterless design eliminates the need for frequent filter replacements, reducing operational costs and simplifying maintenance routines—a critical advantage in facilities where accessibility is limited or labor costs are high. Installation flexibility is a hallmark of the SpectraCool G28 Series, with both indoor and outdoor configurations available to suit diverse environmental conditions. The unit’s 6000 BTU cooling capacity is optimized for medium-sized enclosures, providing precise temperature regulation to maintain optimal operating conditions for sensitive components. Whether mounted on a wall, ceiling, or within a custom enclosure, the SpectraCool G28 integrates seamlessly into existing systems with minimal modifications. Its 460V three-phase power compatibility ensures compatibility with industrial electrical infrastructures worldwide, while the 50/60Hz operation accommodates global deployment without the need for additional transformers or converters. nVent’s reputation for innovation and reliability in thermal management solutions makes the SpectraCool G28 a trusted choice for engineers and facility managers. The brand’s commitment to clean design, ease of installation, and long-term performance aligns with the demands of modern industrial applications, where reliability and efficiency are non-negotiable. Typical use cases include cooling PLCs, variable frequency drives (VFDs), battery storage systems, and other critical infrastructure where temperature fluctuations could compromise performance. The SpectraCool G28’s robust construction and nVent’s rigorous testing standards ensure consistent operation even in extreme temperatures, high humidity, or dusty environments. For professionals selecting enclosure cooling solutions, the SpectraCool G28 offers a balance of performance, durability, and cost-effectiveness. Its stainless steel construction provides superior corrosion resistance compared to painted or coated alternatives, while the filterless design reduces maintenance overhead and eliminates the risk of airflow restrictions. The unit’s compact size and clean aesthetic make it suitable for both retrofits and new installations, where space constraints or aesthetic considerations are priorities. Backed by nVent’s global support network and industry-leading warranties, the SpectraCool G28 provides peace of mind for long-term operational success in even the most challenging industrial settings.
  • Attractive industrial design with minimal use of visible fasteners
  • Level 1 Protection Includes: Protective coatings only applied to copper tubing and coils on the condenser (exterior facing) side as well as thermostat coatings
  • Energy-efficient rotary compressor on most models
  • Level 2 Protection Include: Everything that was coated in Level 1, plus protective coatings applied to the evaporator (interior facing ) side and an additional wrap around the thermostat
  • Cleanable, reusable aluminum mesh filter included to protect coils for maximum cooling performance in dirty environments
  • R407C, R513A or R134a refrigerants
  • 115, 230 and 400/460 VAC 3-phase power input on most models
  • Reliable mechanical thermostat on enclosure side of the unit
  • All G-series come standard with two separate thermostats for cooling and heating when a heater is equipped
  • Operating temperature range from -40 F/-40 C to 131 F/55 C

Specifications

Ambient Temperature
40 Deg C
Ambient Temperature
50-131 °F
Amperage Rating
1.3/1.4 A
Application
Corrosive Environments; Controls and Drives; Power Distribution
Application
Controls and Drives;Corrosive Environments;Power Distribution
Btu Rating
5,685
Color
Brushed
Color
Unpainted
Corrosion Resistant
No
Depth
259 mm
Depth
10.18 in
Finish
Brushed #3
Frequency
50/60 Hz
Frequency Rating
50/60 Hz
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
50 Hz
Height
726 mm
Height
28.59 in
Material
SS304
Material
Stainless Steel 304
Max Current
1.9 A
Mounting
Side wall
NEMA Rating
4X Watertight, corrosion-resistant
Nominal Capacity Btu/h
6,000 Btu/h
Nominal Capacity Watts
1,757 W
Nominal Voltage
460 V
Number Of Phases
3
Operating Temperature
50-131
Operating Temperature
10-55
Operating Temperature
10-55 °C
Outdoor Installation
Yes
Phase
3
Phase
3 Ph
Poles
3PH
Product Family
SpectraCool
Protection Rating
NEMA Type 4X
Refrigerant
R513A
Remote Access Control
No
Series
SpectraCool
Size
6000 BTU
Thickness
51.40mm (2.024")
Thickness
20 ga
Type
Air Conditioners
Voltage AC
400-460 V
Voltage Rating
460 V
Weight
38 kg
Weight
95 lb
Width
17.01 in
Width
432 mm
Package Dimensions (L x W x H)
21 IN x 14 IN x 33 IN
Package Dimensions (L x W x H)
53.34 cm x 35.56 cm x 83.82 cm
Package Weight (Imperial)
95.000 L
Package Weight (Metric)
43.092 kg
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How to Install the G28 Air Conditioner

This guide provides step-by-step instructions for installing the G28 Air Conditioner, including mounting, wiring, and initial setup.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, Mounting gasket

  1. Inspect the air conditioner

    Check the air conditioner for any visible damage and ensure it is functioning correctly before installation.

  2. Install mounting gaskets

    Use the provided mounting gasket kit to install gaskets on the air conditioner to ensure a watertight seal.

  3. Mount the air conditioner

    Securely mount the air conditioner to the enclosure, ensuring not to damage the gaskets. 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 nameplate specifications. Ensure the circuit is fused appropriately.

  5. Verify electrical phasing

    After applying power, check that the phase monitor light is illuminated to confirm correct electrical phasing.

  6. Connect the thermostat

    If required, wire the remote thermostat outputs to the appropriate terminals on the 24 VAC terminal strip as per the wiring diagram.

  7. Set the thermostat

    Adjust the thermostat to the desired cabinet temperature, following the guidelines in the Sequence of Operation.

  8. Test the air conditioner

    Allow the unit to run for 5-10 minutes to ensure proper operation, checking that the evaporator blower and compressor function 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.