Emerson 1.5 TO 10 TONS, 60HZ, ENV10G, ENV20G user manual Installation

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Installation

4.0INSTALLATION

Prepare the location(s) for the unit (see Figure 4). Allow adequate clearance for convenient mainte- nance. Anchor the unit to the floor or bolt it securely to the wall using appropriate anchors (supplied by others).

! WARNING

Failure to fasten unit securely to wall studs or structural members with appropriate anchors (supplied by others) may result in product failure and personal injury.

Connect the unit piping to the chiller, load, emergency water supply and drain (or recirculator). Pip- ing connections are labeled on the unit. Be sure to bleed all air out of the fluid system. Note that the pressure limit of the Envirosource Module is 100 psig.

! CAUTION

To prevent leaks within the Envirosource Module, the fluid pressure should not exceed 100 psig. For installations using an Envirosource above this rating, a pressure-reducing valve (supplied by others) is required.

Connect unit to the required AC power source through a remote on/off switch (field supplied) as indi- cated on the unit nameplate. Electrical service shall conform to national and local electrical codes. Refer to unit nameplate for full load amps (FLA), wire size amps (WSA) and overcurrent protection device (OPD) requirements. Refer to Figure 8 when making connections.

Connect pump interlock to Process Chiller. Connect optional control wiring for remote shutdown, remote indication of loss of flow, remote indication of high temperature and common alarm, as required.

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Contents Liebert Envirosource Page Figures Page Introduction Model numbers for minimum application flowTime delay settings Sequence of OperationSystem Components Installation Maintenance Maintenance Physical data Electrical data, 60 Hz Technical data-Envirosource module, 60 HzConnection sizes NPT male Service clearances Equipment layout Cabinet dimensions for Envirosource ENV05G and ENV10G Cabinet dimensions for Envirosource ENV20G Electrical schematic Maintenance Page Ne t ItiTi n That

ENV10G, 1.5 TO 10 TONS, 60HZ, ENV20G specifications

The Emerson ENV20G is an advanced HVAC solution designed for commercial and industrial applications, offering high efficiency and reliability for various cooling needs. With a capacity range of 1.5 to 10 tons, this unit is engineered to perform optimally at 60Hz, making it an ideal choice for numerous environments.

One of the standout features of the ENV20G is its variable speed technology, which allows for precise control of airflow and temperature. This technology not only enhances comfort but also significantly reduces energy consumption compared to traditional fixed-speed units. The inverter-driven compressor adjusts its speed based on cooling demand, leading to improved efficiency and lower operational costs.

The ENV20G is built with a robust construction designed to withstand the rigors of commercial use. The unit is equipped with high-quality insulation, which minimizes noise levels and energy loss. Its compact design makes it suitable for installations in limited spaces while still providing powerful cooling performance.

Another key characteristic of the ENV20G is its advanced control systems, which enable users to monitor and manage the system remotely. This feature is particularly beneficial for facilities managers who require constant oversight of HVAC performance and efficiency. Integration with building management systems allows for streamlined operations, optimizing both comfort and energy savings.

In addition, the UNIT utilizes environmentally friendly refrigerants, aligning with contemporary sustainability practices. The focus on eco-friendly solutions not only contributes to reduced greenhouse gas emissions but also ensures compliance with regulations aimed at protecting the environment.

Maintenance of the ENV20G is straightforward, thanks to its user-friendly design. Access panels are strategically placed to facilitate easy servicing, reducing downtime and maintenance costs. This translates into enhanced reliability and extended lifespan for the unit.

Overall, the Emerson ENV20G stands out in the market for its blend of innovative technology, high efficiency, and practical design. It serves as an excellent solution for businesses seeking to optimize their cooling systems while maintaining environmental responsibility. Whether deployed in offices, hospitals, or manufacturing facilities, the ENV20G guarantees superior performance and comfort all year round. With Emerson’s commitment to quality and innovation, this unit is poised to set new standards in the HVAC industry.