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nVent CR290226G058 - ProAir Harsh Environment Outdoor 3R CR29, 2700BTU 230V, Brushed, SS304
nVent

CR290226G058

UPC: 783510220969

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Overview

The nVent ProAir Harsh Environment Outdoor 3R CR29 Air Conditioner (SKU: CR290226G058) is engineered to provide robust thermal management for critical components housed in corrosive and demanding outdoor environments. Designed for reliability and ease of maintenance, this unit ensures optimal operating temperatures for sensitive electrical enclosures, protecting them from the detrimental effects of ambient conditions. This ProAir unit features a durable Brushed Stainless Steel SS304 construction, offering superior resistance to corrosion and environmental degradation, making it an ideal choice for applications in chemical processing plants, wastewater treatment facilities, marine environments, and other areas where exposure to harsh elements is a constant concern. The 3R enclosure rating signifies its suitability for outdoor use, providing protection against falling dirt and rain. The CR29 series is specifically designed with the end-user in mind. Its innovative design incorporates minimal fasteners, significantly streamlining service and maintenance procedures. A hinged door provides quick and easy access to internal components, reducing downtime and labor costs associated with routine checks and repairs. This user-centric approach ensures that your critical equipment remains operational with minimal interruption. Furthermore, the smooth surface finish of the unit, coupled with an optional hood, offers enhanced protection against splashed water. This feature is crucial for maintaining the integrity of the enclosure and its contents in environments where water ingress is a potential hazard. The 2700 BTU cooling capacity and 230V power requirement are optimized for efficient and effective temperature control in a variety of industrial settings. Key features and benefits include: * **Superior Corrosion Resistance:** Constructed from Brushed Stainless Steel SS304 for exceptional durability in harsh outdoor conditions. * **Simplified Maintenance:** Features a low fastener count and a hinged door for quick and efficient service access. * **Enhanced Water Protection:** Smooth surface and optional hood safeguard against water splashes. * **Reliable Thermal Management:** Provides 2700 BTU cooling capacity to maintain optimal operating temperatures. * **Outdoor Rated:** 3R enclosure rating ensures protection in outdoor environments. * **Trusted Manufacturer:** From nVent, a global leader in electrical enclosure solutions, ensuring quality and performance. Selecting the right environmental control solution is paramount for the longevity and performance of your industrial equipment. The nVent ProAir Harsh Environment Outdoor 3R CR29 Air Conditioner offers a compelling combination of rugged construction, user-friendly design, and effective cooling, making it a dependable choice for protecting your valuable assets in the most challenging environments. Its origin in the USA further underscores a commitment to quality manufacturing standards.
  • Engineered for harsh outdoor environments with SS304 brushed stainless steel construction.
  • Provides 2700 BTU cooling capacity with 230V operation for effective thermal management.
  • Features a low fastener count and hinged door for quick and easy maintenance access.
  • 3R enclosure rating ensures protection against falling dirt and rain in outdoor applications.
  • Optional hood and smooth surface design offer enhanced protection against water splashes.
  • Operating temperature range from -40 F/-40 C to 131 F/55 C (with optional low-ambient package)
  • Reliable mechanical thermostat located behind the filter of the unit
  • Robust reciprocating compressor
  • Low-carbon mild-steel sheet-metal cover for rugged factory and outdoor environments
  • High-performance fans and blowers designed for densely packed enclosures

Specifications

Application
Corrosive Environments; Controls and Drives; Power Distribution
Color
Unpainted
Depth
8.63 in
Finish
Brushed #3
Height
29.5 in
Material
Stainless Steel 304
Max Current
1.9 A
Mechanical Advantage
Stainless steel optional
NEMA Rating
4X Watertight, corrosion-resistant
Nominal Capacity Btu/h
2,700 Btu/h
Nominal Capacity Watts
791 W
Nominal Voltage
230 V
Number Of Phases
1
Operating Temperature
-40-131
Operating Temperature
-40-55
Product Family
ProAir
Protection Rating
NEMA Type 4X
Remote Access Control
No
Thickness
1.21 mm
Type
Air Conditioners
Voltage AC
200-250 V
Weight
120 lb
Width
15.75 in
Package Dimensions (L x W x H)
20 IN x 11 IN x 32 IN
Package Dimensions (L x W x H)
50.8 cm x 27.94 cm x 81.28 cm
Package Weight (Imperial)
120.000 L
Package Weight (Metric)
54.432 kg
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The nVent M521046G007 is a premium industrial electrical connector engineered to deliver unmatched reliability, durability, and performance in the most demanding environments. Designed by nVent, a global leader in electrical infrastructure solutions, this component is built to withstand the rigors of industrial automation, manufacturing, and critical infrastructure applications where precision and safety are non-negotiable. With a focus on robust construction and advanced engineering, the M521046G007 ensures consistent signal transmission, power delivery, and operational efficiency across a wide range of industrial systems. Industrial electrical connectors like the M521046G007 are the backbone of modern electrical infrastructure, providing the critical connectivity required for seamless operation in process control, heavy machinery, and automation systems. These connectors are specifically engineered to handle high vibration, temperature extremes, and mechanical stress—common challenges in manufacturing plants, power distribution panels, and field installations. The M521046G007 is ideal for engineers and facility managers who demand components that not only meet but exceed industry standards for safety, compliance, and longevity. Key features of the nVent M521046G007 include a durable, corrosion-resistant housing that protects internal components from environmental hazards such as moisture, dust, and chemical exposure. This ensures long-term reliability and reduces the risk of costly downtime due to connector failure. The plug-and-play design simplifies installation, allowing technicians to quickly integrate the connector into existing systems without extensive reconfiguration or specialized tools. This feature is particularly valuable in time-sensitive projects or maintenance operations where minimizing labor costs and reducing system downtime are top priorities. Compliance with stringent international safety standards such as IEC and UL is a hallmark of nVent’s product line, and the M521046G007 is no exception. These certifications provide assurance that the connector meets rigorous requirements for electrical safety, fire resistance, and mechanical durability, making it suitable for use in compliance-critical projects across industries such as oil and gas, chemical processing, and renewable energy. nVent’s commitment to quality control and precision manufacturing further reinforces the product’s reputation for excellence, giving professionals the confidence to deploy it in mission-critical applications. The versatility of the M521046G007 makes it a preferred choice for a variety of industrial applications, including power distribution panels, automation systems, and heavy machinery. Its robust design ensures reliable performance in environments where electrical connectivity is exposed to harsh conditions, such as outdoor installations, underground facilities, or areas with high levels of particulate matter. For facility managers and field technicians, this connector represents a cost-effective solution that enhances system efficiency while reducing the need for frequent replacements or repairs. Choosing nVent for industrial electrical connectors means partnering with a manufacturer that has decades of experience in delivering innovative solutions tailored to the needs of modern industry. nVent’s products are trusted by engineers and facility managers worldwide for their ability to optimize electrical infrastructure, enhance safety, and improve operational reliability. Whether you are designing a new system, upgrading existing infrastructure, or maintaining critical equipment, the nVent M521046G007 provides the performance, durability, and peace of mind required to meet the challenges of today’s industrial landscape.
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Frequently Asked Questions

What is the weight of the CR290226G058 air conditioner?

The weight of the unit is 120lb.

What is the finish of the Stainless Steel 304 cover?

The finish is Brushed #3.

What is the operating temperature range for this air conditioner?

The operating temperature range is from -40 F/-40 C to 131 F/55 C, with an optional low-ambient package.

What are the dimensions of the CR290226G058 air conditioner?

The air conditioner has a height of 29.5 inches, a width of 15.75 inches, and a depth of 8.63 inches.

What is the nominal cooling capacity of this unit?

The nominal cooling capacity is 791W or 2700 Btu/h.

What is the voltage requirement for this air conditioner?

The nominal voltage required for this unit is 230V.

Does this air conditioner have remote access control capabilities?

No, this unit does not have remote access control.

What industry standards does this product comply with?

The unit is UL/cUL Listed and meets Type 12, 3R, 4; 4X optional ratings. It is also CE and EAC compliant.

What NEMA protection ratings does this unit have?

The unit has NEMA Type 12, 3R, and 4X protection ratings.

What material is the cover of this air conditioner made from?

The cover is made from low-carbon mild-steel sheet-metal.

How to Install the CR290226G058 Air Conditioner

This guide provides step-by-step instructions for installing the CR290226G058 air conditioner, including mounting, wiring, and initial setup.

Estimated time: 45m

Tools needed:

Screwdriver, Wrench, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Gasket kit, Terminal connectors

  1. Inspect the air conditioner

    Check for any visible damage and ensure the unit is functioning properly before installation. Connect the power cord to a grounded supply and run the unit for 5-10 minutes.

  2. Prepare the enclosure

    Using the cutout dimensions provided in the manual, create the necessary openings for air 'IN' and 'OUT' as well as the mounting bolt holes.

  3. Install gaskets

    Apply the gasket kit to the rear of the air conditioner to ensure a proper seal before mounting.

  4. Mount the air conditioner

    Secure the air conditioner to the enclosure using the provided mounting bolts and washers. Ensure the unit is upright and allow it to sit for at least five minutes before powering on.

  5. Connect power supply

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

  6. Adjust the temperature controller

    If equipped with an automatic temperature controller, verify that it is set to the factory preset. If adjustments are needed, disconnect power, adjust the screw, and restore power.

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.