Technical data

Guide Specifications—For Liebert DataMate 1.5- to 3-Ton (5 to 10.5kW)

2.5.6 Liebert Local Monitoring Systems, Autochangeover and Leak Detection

Provide indicated quantities of the following:

• ______ Leak Detection System(s) Model __________________________________

• ______ Remote Monitor(s) Model ________________________________________

• ______ Auto Changeover Control(s) Model ________________________________

2.5.7 Liebert SiteScan Site Monitoring System

A Liebert SiteScan Site Monitoring System Model __________________ shall be provided for remote

monitoring of the Liebert DataMate unit and monitoring of other Liebert support equipment. The Lie-

bert SiteScan shall have the capability to monitor and change (at the user direction) the temperature

and humidity setpoints and sensitivities of each unit. The printer shall provide the user with chrono-

logical alarm information. It shall also be capable of being programmed to print out environmental

conditions or operating modes at each unit.

2.5.8 Drycooler

The Liebert drycooler shall be a low-profile, direct-drive propeller fan-type air-cooled unit. The dry-

cooler shall be constructed with an aluminum cabinet and a copper-tube aluminum fin coil, and one or

more direct drive fans. All electrical connections and controls shall be enclosed in an integral, NEMA

3R rated electrical panel section of the drycooler. The drycooler shall be quiet and corrosion resistant.

The drycooler shall be designed for _____°F (°C) ambient.

2.5.9 Glycol Pump Package

The system shall include a centrifugal pump mounted in a weatherproof and vented enclosure. The

pump shall be rated for ____ gpm (l/s) at ____ ft. (kPa) of head, and operate on _____ volt, ____ phase,

______ Hz.

3.0 EXECUTION

3.1 Installation of Air Conditioning Units

3.1.1 General

Install Air Conditioning units in accordance with manufacturer's installation instructions. Install

units plumb and level, firmly anchored in locations indicated, and maintain manufacturer's recom-

mended clearances.

3.1.2 Electrical Wiring

Install and connect electrical devices furnished by manufacturer but not specified to be factory

mounted. Furnish copy of manufacturer's electrical connection diagram submittal to electrical con-

tractor.

3.1.3 Piping Connections

Install and connect devices furnished by manufacturer but not specified to be factory mounted. Fur-

nish copy of manufacturer's piping connection diagram submittal to piping contractor.

3.1.4 Supply and Drain Water Piping

Connect water supply and drains to air conditioning unit. Provide pitch and trap as manufacturer's

instructions and local codes require.

3.2 Field Quality Control

Startup airconditioning units in accordance with manufacturer's start up instructions. Test controls

and demonstrate compliance with requirements.