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Overview
- No modification of the enclosure required - designed to match the enclosure cut-out and mounting holes of the air conditioner being replaced
- Plenum design allows for optimum air flow (vs. a flat plate that can block the air intake and air outtake left by the older air conditioner)
- Gasket included
- 18 gauge steel
- Includes gasket for a secure, dust and moisture-resistant seal.
- Compatible with HOFFMAN Genesis, T-Series, and Proair air conditioners
- Quick, tool-free installation reduces downtime and labor costs
- Manufactured by nVent, a trusted leader in thermal management solutions
Specifications
Air Conditioner Manufacturer to Replace | HOFFMAN/Mclean, Kooltronic, Pfannenberg |
Application | Controls and Drives;Power Distribution |
Color | Light Gray |
Color | Gray |
Color | Grey |
Color Code | RAL 7035 |
Depth | 1.5 IN |
Depth | 38 mm |
Finish | Powder Coated |
Finish | Lt Gray;Powder Coated |
Height | 52.56 in |
Height | 1,335 mm |
IP Rating | IP54 |
Material | Steel |
Material | Mild Steel |
Mounting Type | Tool-free installation |
Nema Rating | Type 12 |
NEMA Rating | 12 Indoor, dust-resistant |
Product Family | EasySwap |
Protection Rating | NEMA Type 12 |
Series | M52 to G52 |
Size | 52.56 x 17.03 x 1.5 in |
Size | 52.56 x 17.03 x 1.50 inches (1335 x 433 x 38 mm) |
Thickness | 51.40mm (2.024") |
Thickness | 1.21 mm |
Thickness | 18 ga |
Type | Air Conditioners |
Weight | 17 lb |
Width | 433 mm |
Width | 17.03 in |
Package Dimensions (L x W x H) | 56 IN x 21.75 IN x 2.25 IN |
Package Dimensions (L x W x H) | 142.24 cm x 55.245 cm x 5.715 cm |
Package Weight (Imperial) | 17.000 L |
Package Weight (Metric) | 7.711 kg |
How to Install the PLM52G52 Plenum Adaptor
This guide provides step-by-step instructions for installing the PLM52G52 Plenum Adaptor, including mounting, wiring, and initial setup.
Estimated time: 30m
Tools needed:
Screwdriver, Wire strippers, Torque wrench
Supplies needed:
Mounting screws, Washers, Power cord
- Install the gasket
Place the included gasket onto the designated area of the air conditioner to ensure a proper seal.
- Secure the adaptor
Use the provided screws and washers to secure the plenum adaptor to the air conditioner. Tighten to a torque of 65 in-lbs (7.34 Nm).
- Connect the power cord
Connect the power cord supplied by the customer to the designated power input on the adaptor. Ensure all connections are secure.
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.

