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nVent G280426G050 - SpectraCool Indoor/Outdoor G28, 4000BTU 230V, Lt Gray, Steel

nVent G280426G050 SpectraCool Indoor/Outdoor G28, 4000BTU 230V, Lt Gray, Steel

UPC: 783510209353


Documents & Media
Installation Instructions

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The nVent SpectraCool G28 Air Conditioner (SKU: G280426G050) delivers 4000 BTU of cooling capacity for industrial enclosures. Designed for both indoor and outdoor applications, this unit operates on a 230V, 50/60 Hz, single-phase power supply. Constructed from durable light gray mild steel, it provides reliable thermal management for sensitive electronic components, preventing overheating and potential equipment failure. Key features include a filterless design that reduces maintenance requirements and eliminates recurring filter replacement costs—ideal for dusty or contaminated environments. The SpectraCool G28 is part of nVent’s enclosure cooling solutions, offering robust construction and advanced cooling technology to extend equipment lifespan and enhance performance. Typical applications include industrial automation control cabinets, telecommunications equipment enclosures, renewable energy systems (solar and wind inverters), process control instrumentation, and outdoor electrical cabinets. This model is designed for straightforward installation and integration into existing industrial power infrastructure.
  • Attractive industrial design with minimal use of visible fasteners
  • Advanced Corrosion Protection Level 1 (ACP L1) 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
  • Advanced Corrosion Protection Level 2 (ACP L2) Protection Includes: Everything that was coated in ACP L1, 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
  • 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
  • Dust-resistant condenser coil allows the unit to be run filterless in most indoor applications
  • Dual condenser-side air movers for performance redundancy on G52 and G57 models

Specifications

Ambient Temperature
40 Deg C
Ambient Temperature
50-131 °F
Amperage Rating
4.6;5.8 A;A
Amperage Rating
4.6/5.8 A
Application
Controls and Drives;Power Distribution
Application
Power Distribution; Controls and Drives
Btu Rating
4,600
Color
Light Gray
Color
Gray
Color
Lt Gray
Color Code
RAL 7035
Corrosion Resistant
No
Depth
10.18 in
Depth
259 mm
Finish
Powder Coated
Frequency
50/60 Hz
Frequency Rating
50/60 Hz
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
50 Hz
Height
28.59 in
Height
726 mm
Material
Mild Steel
Material
Steel
Max Current
5.8 A
Mounting
Side wall
Mounting Type
Indoor/Outdoor
NEMA Rating
4 Watertight
Nominal Capacity Btu/h
4,900 Btu/h
Nominal Capacity Watts
1,435 W
Nominal Voltage
230 V
Number Of Phases
1
Operating Temperature
50-131 °F
Operating Temperature
10-55
Operating Temperature
10-55 °C
Outdoor Installation
Yes
Outdoor Installation
No
Phase
1
Phase
1 Ph
Product Family
SpectraCool
Protection Rating
NEMA Type 4
Refrigerant
R407C
Remote Access Control
No
Series
SpectraCool
Size
G28 4000 BTU
Thickness
51.40mm (2.024")
Thickness
20 ga
Type
Air Conditioners
Voltage AC
200-250 V
Voltage Rating
230 V
Weight
38 kg
Weight
90 lb
Width
17.01 in
Width
432 mm
Package Dimensions (L x W x H)
21 IN x 14 IN x 32.25 IN
Package Dimensions (L x W x H)
53.34 cm x 35.56 cm x 81.915 cm
Package Weight (Imperial)
90.000 L
Package Weight (Metric)
40.824 kg
SpectraCool Indoor/Outdoor G28, 6000BTU 230V, Lt Gray, Steel

G280626G050

SpectraCool Indoor/Outdoor G28, 6000BTU 230V, Lt Gray, Steel
DTS 3081 230V 50/60Hz SS304

13382341300

DTS 3081 230V 50/60Hz SS304
AC Unit 5-7,000 BTU/H 115 V - Lt. Gray

DTS3145A115LG

AC Unit 5-7,000 BTU/H 115 V - Lt. Gray
InRow RC 300mm Chilled Water

ACRC301S

InRow RC 300mm Chilled Water
SpectraCool Outdoor Partial Recess Mount G52, 8000BTU 230V, Lt Gray, Steel

G520826G101

SpectraCool Outdoor Partial Recess Mount G52, 8000BTU 230V, Lt Gray, Steel
SpectraCool Indoor G52, 8000BTU 115V, Brushed, SS304

G520816G051

SpectraCool Indoor G52, 8000BTU 115V, Brushed, SS304
SpectraCool Outdoor Without Heat G57, 20000BTU 460V, Lt Gray, Steel

G572046G100

SpectraCool Outdoor Without Heat G57, 20000BTU 460V, Lt Gray, Steel
SpectraCool Outdoor Without Heat G28, 6000BTU 460V, Lt Gray, Steel

G280646G100

SpectraCool Outdoor Without Heat G28, 6000BTU 460V, Lt Gray, Steel

Frequently Asked Questions

What is the cooling capacity of the SpectraCool G28?

The SpectraCool G28 provides 4000 BTU of cooling capacity for industrial enclosures.

What power supply does the G280426G050 require?

The unit operates on a 230V, 50/60 Hz, single-phase power supply.

Is the SpectraCool G28 suitable for outdoor use?

Yes, the SpectraCool G28 is designed for both indoor and outdoor applications.

Does the SpectraCool G28 require filter replacements?

No, the filterless design eliminates the need for recurring filter replacement costs.

What materials is the SpectraCool G28 constructed from?

The unit is constructed from durable light gray mild steel.

How to Install the G28 Air Conditioner

This guide provides step-by-step instructions for the installation and initial setup of the G28 Air Conditioner, ensuring proper functionality and safety.

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 properly before installation.

  2. Prepare the mounting area

    Using the provided mounting gasket, attach it to the air conditioner to create a seal. Ensure the area is clean and free from debris.

  3. Mount the air conditioner

    Securely mount the air conditioner to the enclosure using the mounting screws. Avoid dragging the unit to prevent damaging the gasket.

  4. Wire the air conditioner

    Connect the air conditioner to a properly grounded power supply, ensuring the circuit is fused with a slow blow or HACR circuit breaker.

  5. Verify electrical phasing

    Check that the phase monitor light is illuminated after applying power to confirm correct electrical phasing.

  6. Set up the thermostat

    If required, wire the remote mounted thermostat to the appropriate terminals on the 24 VAC terminal strip and set it to the desired temperature.

  7. Test the air conditioner

    Allow the unit to remain upright for at least five minutes before starting. Then, operate the air conditioner to ensure it functions 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.