nVent T531946G400 - T-Series Mid-Size Outdoor without Heat T53, 19000BTU 460V, Lt Gray, Steel
nVent

T531946G400

UPC: 783510225247

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Installation Instructions

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Overview

The nVent T-Series T53-1946-G400 Mid-Size Outdoor Air Conditioner (SKU: T531946G400) delivers reliable thermal management for industrial and commercial environments where precision cooling is critical. Designed to operate efficiently in rugged outdoor settings, this 19,000 BTU unit provides consistent temperature control for sensitive electronic equipment, control panels, and enclosures exposed to harsh conditions. Built with corrosion-resistant components and a durable steel construction in a discreet light gray finish, the T53-1946-G400 is engineered to withstand moisture, dust, and temperature fluctuations while maintaining peak performance. This mid-size air conditioner is part of nVent’s trusted T-Series lineup, a family of cooling solutions trusted by engineers and facility managers across industries such as manufacturing, oil & gas, telecommunications, and data centers. The unit features a high-efficiency compressor with integrated heaters and head pressure controls, ensuring reliable startup and operation even in sub-zero ambient temperatures. Its compact, low-profile design allows for seamless integration into existing infrastructure without disrupting workflow or aesthetics, making it ideal for retrofits or new installations in industrial facilities, substations, or outdoor telecom shelters. Professionals choose the T53-1946-G400 for its robust build quality and field-proven reliability. The corrosion-resistant coating and stainless steel components extend service life in corrosive environments, while the unit’s NEMA-rated enclosure provides protection against water and particulate ingress. Installation is straightforward with standard mounting options and flexible electrical configurations, including 460V power compatibility for industrial-grade applications. nVent’s global reputation for engineering durable thermal management solutions ensures that the T-Series meets the demands of mission-critical applications where downtime is not an option. Whether protecting PLCs in a factory, stabilizing temperatures in a remote telecom site, or ensuring optimal performance of outdoor enclosures in a solar farm, the T53-1946-G400 delivers consistent cooling with minimal maintenance. Its energy-efficient operation reduces operational costs, while the unit’s quiet fan design minimizes noise pollution in sensitive work environments. Backed by nVent’s comprehensive warranty and technical support, this air conditioner is a cost-effective investment in equipment longevity and operational reliability. For industrial professionals seeking a dependable outdoor cooling solution, the T-Series T53-1946-G400 stands as a benchmark for performance, durability, and value.
  • 19,000 BTU cooling capacity for mid-size industrial applications
  • 460V electrical compatibility for industrial power systems
  • Corrosion-resistant steel construction with light gray finish
  • Integrated compressor heaters and head pressure controls for reliable cold-weather operation
  • NEMA-rated enclosure for protection against water and dust ingress
  • Reliable mechanical thermostat on enclosure side of the unit
  • Dual condenser-side air movers for performance redundancy
  • Painted galvanized sheet-metal or stainless steel cover for rugged factory and outdoor environments
  • Easy-mount flanges for simple installation
  • Every unit functionally tested before shipping

Specifications

Amperage Rating
11.2 A
Application
Power Distribution; Controls and Drives
Btu Rating
20,400
Color
Light Gray
Color Code
RAL 7035
Depth
330 mm
Finish
Powder Coated
Height
1,346 mm
Housing Material
Mild Steel
Material
Mild Steel
Max Current
11.2 A
Model
T53
NEMA Rating
4 Watertight
Nominal Capacity Btu/h
20,400 Btu/h
Nominal Capacity Watts
5,978 W
Nominal Voltage
460 V
Number Of Phases
1
Operating Temperature
-40-131
Operating Temperature
-40-55
Power
5978 W
Product Family
T-Series
Protection Rating
NEMA Type 4
Remote Access Control
No
Thickness
1.21 mm
Type
Air Conditioners
Voltage AC
400-460 V
Voltage Rating
460 VAC
Weight
262 lb
Width
533 mm
Package Dimensions (L x W x H)
25 IN x 15 IN x 50 IN
Package Dimensions (L x W x H)
63.5 cm x 38.1 cm x 127 cm
Package Weight (Imperial)
200.000 L
Package Weight (Metric)
90.720 kg
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How to Install the T531926G150 Air Conditioner

This guide provides step-by-step instructions for installing the T531926G150 air conditioner, ensuring proper mounting, wiring, and initial setup.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Gasket kit, Drain tube

  1. Inspect the air conditioner

    Check the air conditioner for any visible damage and verify its functionality by connecting it to a properly grounded power supply. Ensure it operates without excessive noise or vibration for 5-10 minutes.

  2. Prepare the mounting location

    Determine if the unit will be surface or recess mounted. Use the mounting cutout dimensions provided in the manual to prepare the enclosure opening accordingly.

  3. Install gaskets and mount the unit

    Using the gasket kit provided, install gaskets to the air conditioner. Secure the unit to the enclosure using the mounting bolts and screws provided, ensuring it remains upright for at least five minutes before starting.

  4. Connect the drain tube

    Route the drain tube ensuring it does not kink and maintains a continuous downward slope to prevent overflow of the condensate drain pan.

  5. Wiring connections

    Refer to the nameplate for electrical requirements. Connect the power cord to a properly grounded power supply, ensuring the circuit is fused with a slow blow or HACR circuit breaker.

  6. Initial setup and testing

    After installation, turn on the power and verify that both the evaporator and condenser blowers are running. Check for airflow and ensure the compressor operates correctly.

  7. Adjust the thermostat

    Remove the nylon plug from the back of the unit and use a screwdriver to adjust the thermostat to the desired temperature setting.

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.