nVent G572026G150 - SpectraCool Outdoor with Heat G57, 20000BTU 230V, Lt Gray, Steel
nVent

G572026G150

UPC: 783510211141


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Installation Instructions

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Overview

The nVent SpectraCool Outdoor with Heat G57 (SKU: G572026G150) is a high-performance, industrial-grade air conditioning unit engineered for demanding enclosure cooling applications in harsh outdoor environments. Designed to maintain precise temperature control within electrical enclosures, control panels, and sensitive electronic equipment housings, this 20,000BTU unit delivers reliable thermal management where standard HVAC systems fall short. Built by nVent—an industry leader in thermal management solutions—this SpectraCool model combines robust construction with advanced cooling technology to protect critical infrastructure across a wide range of industrial sectors. Engineered for durability, the SpectraCool Outdoor G57 features a durable steel housing with a light gray powder-coated finish, ensuring resistance to corrosion, UV exposure, and extreme weather conditions. The unit operates on 230V power with compatibility for 50/60Hz single-phase electrical systems, making it suitable for global industrial installations. Its filterless design eliminates maintenance-intensive components, reducing downtime and operational costs while ensuring consistent airflow and cooling efficiency. This design innovation is particularly valuable in dusty, dirty, or high-particulate environments where clogged filters are a common failure point. The SpectraCool G57 is ideal for enclosure cooling in industries such as oil & gas, chemical processing, power generation, water treatment, and manufacturing. Typical applications include cooling PLCs, VFDs, motor controllers, and telecom cabinets in outdoor or semi-outdoor locations. Its compact footprint and easy installation—featuring standard mounting configurations and pre-drilled holes—allow for quick integration into existing systems without extensive modifications. The unit’s clean, professional appearance also makes it suitable for facilities prioritizing aesthetic integration with industrial infrastructure. nVent’s reputation for engineering excellence is reflected in the SpectraCool line, which is trusted by engineers and maintenance professionals for its reliability and performance. The G57 model, in particular, is part of a broader family of SpectraCool units offering scalable cooling capacities to match diverse thermal loads. Whether deployed in a remote oil field, a coastal chemical plant, or an urban substation, the SpectraCool Outdoor G57 provides a dependable solution for protecting sensitive electronics from overheating, moisture, and environmental contaminants. With a focus on longevity and minimal maintenance, this unit reduces total cost of ownership while ensuring uninterrupted operation of critical systems. For facilities requiring robust, low-maintenance enclosure cooling in outdoor or challenging environments, the nVent SpectraCool Outdoor G57 (G572026G150) stands as a premier choice. Its combination of high cooling capacity, durable construction, and filterless operation delivers unmatched value for industrial thermal management applications.
  • 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
-40-131 °F
Application
Controls and Drives;Power Distribution
Application
Power Distribution; Controls and Drives
Btu Rating
20,000
Color
Light Gray
Color
Gray
Color Code
RAL 7035
Corrosion Resistant
No
Depth
15.28 in
Depth
388 mm
Finish
Powder Coated
Frequency Rating
50/60 Hz
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
50 Hz
Height
1,465 mm
Height
57.69 in
Material
Mild Steel
Max Current
22.2 A
Mounting
Side wall
NEMA Rating
4 Watertight
Nominal Capacity Btu/h
20,000 Btu/h
Nominal Capacity Watts
5,861 W
Nominal Voltage
230 V
Number Of Phases
1
Operating Temperature
-40-131
Operating Temperature
-40-55
Operating Temperature
-40-55 °C
Outdoor Installation
Yes
Phase
1 Ph
Phase
1
Product Family
SpectraCool
Protection Rating
NEMA Type 4
Refrigerant
R407C
Remote Access Control
No
Thickness
51.40mm (2.024")
Thickness
20 ga
Type
Air Conditioners
Voltage AC
200-250 V
Voltage Rating
230 V
Weight
89 kg
Weight
224 lb
Width
530 mm
Width
20.87 in
Package Dimensions (L x W x H)
26.25 IN x 19 IN x 62 IN
Package Dimensions (L x W x H)
66.675 cm x 48.26 cm x 157.48 cm
Package Weight (Imperial)
224.000 L
Package Weight (Metric)
101.606 kg
SpectraCool Outdoor Without Heat G57, 20000BTU 230V, Lt Gray, Steel

G572026G100

SpectraCool Outdoor Without Heat G57, 20000BTU 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

How to Install the G572026G150 Air Conditioner

This guide provides step-by-step instructions for installing and configuring the G572026G150 Air Conditioner, ensuring proper setup and functionality.

Estimated time: 45m

Tools needed:

Screwdriver, Wrench, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Gasket kit, Wire connectors

  1. Inspect the air conditioner

    Check the air conditioner for any visible damage and verify functionality before proceeding with the installation.

  2. Install mounting gaskets

    Using the gasket kit provided, attach the gaskets to the air conditioner to ensure a watertight seal.

  3. Mount the air conditioner

    Securely mount the air conditioner onto the enclosure, ensuring not to damage the gaskets. Avoid dragging the unit to prevent tearing the gaskets.

  4. Connect power supply

    Refer to the nameplate for electrical requirements and wire the unit to a properly grounded power supply. Ensure the circuit is fused appropriately.

  5. Verify electrical phasing

    For 3-phase units, check that the phase monitor light is illuminated after applying power, indicating correct electrical phasing.

  6. Wire the thermostat

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

  7. Set thermostat

    Adjust the thermostat to the desired cabinet temperature, following the Sequence of Operation for guidance.

  8. Test the air conditioner

    Allow the unit to operate for 5 to 10 minutes, ensuring the evaporator blower starts and the compressor runs properly.

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.