Liebert Wiring to a Liebert Environmental Unit, LT300 to Liebert environmental units

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Wiring to a Liebert Environmental Unit

The LT300 has two wires for connection to a Liebert environmental unit.

Note: This sensor should be connected only to a Liebert envi- ronmental unit.

Figure 1 LT300 to Liebert environmental units

LT300

Liebert Deluxe System/3, Challenger,

Himod or Mini-Mate2 (8 ton)

Orange wire Brown wire

Environmental

unit

24 (24V)

51, 55 or 56

LT300

Liebert Mini-Mate2 (1 to 5 ton)

Orange wire Brown wire

Environmental

unit

TB1-1 (24V)

TB1-2 or TB1-3

You can wire up to six Liqui-tect 300 sensors to a single alarm point on a Liebert environmental unit. Sensors should be wired in parallel, as shown in Figure 2.

Figure 2 Multiple LT300s to Liebert environmental units

LT300

Liebert environmental unit

Orange wire Brown wire

Orange wire Brown wire

TB1-1 (24V) TB1-2 or TB1-3

Note: When multiple sensors are wired in this manner, you must dis- connect the sensors one at a time when an alarm occurs to determine which sensor is in alarm. The alarm will stop when the sensor causing the alarm is disconnected.

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Contents Liqui-tect300 Page Table of Contents Page Introduction Exterior Dimensions and Mounting DetailsPlacement on Subfloor Under Cooling Support Equipment LT300 to Liebert environmental units Wiring to a Liebert Environmental UnitTroubleshooting Page Company Behind the Products
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300 specifications

The Liebert 300 is a high-performance precision cooling unit designed specifically for critical environments such as data centers, telecommunications facilities, and server rooms. This system ensures optimal temperature and humidity control, which are crucial for maximizing the performance and longevity of sensitive electronic equipment.

One of the main features of the Liebert 300 is its advanced cooling technology. It employs a direct expansion (DX) cooling system, which provides efficient cooling without the need for extensive ductwork. This design allows for easy installation and retrofitting in existing facilities. In addition, the unit is equipped with variable-speed compressor technology, enabling it to adjust cooling output based on real-time demands. This capability dramatically increases energy efficiency while maintaining the ideal operating conditions for critical equipment.

The Liebert 300 also incorporates intelligent controls and monitoring systems. With embedded microprocessor controls, users can manage and customize settings via a user-friendly display interface. Real-time monitoring of temperature, humidity, and airflow ensures that any fluctuations are promptly addressed. This system is also compatible with building management systems (BMS) to provide comprehensive oversight of all environmental conditions.

In terms of energy efficiency, the Liebert 300 meets or exceeds the latest industry standards, such as ASHRAE and ISO. Its eco-friendly refrigerants help reduce environmental impact, aligning with sustainability goals. Additionally, it features advanced heat recovery options, allowing for the reuse of thermal energy for heating processes or hot water generation.

The design of the Liebert 300 emphasizes not only performance but also reliability. Built with durable materials and robust construction, this unit is engineered to operate continuously under demanding conditions. Regular maintenance is simplified through its modular structure, allowing for easy access to components that may require servicing or replacement.

Overall, the Liebert 300 represents a comprehensive solution for precision cooling needs, integrating cutting-edge technology with user-focused design and energy-saving features. Its capability to adapt to changing environments and workloads makes it an essential component in maintaining the integrity and performance of critical infrastructure in today's technology-driven world. Whether for new installations or upgrades, the Liebert 300 stands out as a premier choice for ensuring optimal climate control in mission-critical applications.