Chapter 2 Mechanical Installation; Unpacking Inspection; Installation Precaution; System Installation Layout - Emerson Liebert DM Chilled Water Series User Manual

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Table Of Contents

Table of Contents

This chapter will describe the mechanical installation of the Liebert_DM chilled water series cooling unit in detail,

including unpacking inspection, unit installation and pipe installation.

2.1 Unpacking inspection

Move the equipment to the place closest to the final installation site before unpacking.

In case any loss or damage of any parts is discovered during inspection, the same shall be reported to the carrier

immediately. Concealed damages noted shall also be reported to the carrier and the local office of the goods supplier.

Please do not accept the damaged equipment.

2.2 Installation precaution

1. The Liebert_DM chilled water series cooling unit adopts standalone installation mode. The unit must be installed on

the ground of the equipment room or computer room.

2. Before installing the equipment, check if the installation environment meets the relevant requirements as specified in

1.5 Environmental Requirement. And check if the building needs to be reformed for the pipe laying, wiring and

ventilation pipe mounting.

3. Install the equipment strictly according to the design drawing, and reserve corresponding installation/maintenance

space. Please refer to the engineering dimensions provided by the manufacturer.

2.3 System installation layout

2.3.1

General layout

The general layout of the system is as shown in Fig.2-1.

Chilled water inlet

Chilled water outlet

Note

: Pipeline provided by the manufacturer.

: Pipeline laid onsite (by the technical staff)

3.*: These components are not provided by Emerson Network Power Co., Ltd, but they are recommended to be used

for the normal operation of the system and maintenance.

4. After finishing the installation, air discharge must be carried out before pouring water so as to ensure the heat

transfer effect of the heat exchanger.

5. In winter in the northern region, the air conditioning unit must be emptied of water to prevent frosting the heat

exchanger if it will be idle for a long time.