Liebert nteleCool 2 User Manual

Precision Cooling
For Business-Critical Continuity™
Liebert InteleCool
®
2
User Manual - Outdoor Wall-Mount Air Conditioner, 1.5 - 5 Tons, 50 & 60 Hz

Liebert nteleCool 2 Specifications

General

Brand	Liebert
Model	nteleCool 2
Category	Air Conditioner
Language	English

Summary

Liebert InteleCool2 System Introduction

General System Overview

Overview of the Liebert InteleCool2 Environmental Control System for telecommunications.

Standard Features Explained

Details on the scroll compressor, refrigeration system, coils, blower, filter, cabinet, and control interface.

Optional Features and Configurations

Refrigeration System Options

Details on low pressure switch, low pressure bypass timer, T-pack1, and T-pack2 options.

Ancillary Components and Accessories

Describes wall-mounted thermostats, grilles, dual unit control, and Tele2 control systems.

Installation Process

Preparation and Unit Mounting

Covers room prep, location, inspection, and step-by-step unit installation.

Ducting and Piping Connections

Guidelines for ducting, static pressure, and factory piping connections.

Electrical Connections Guide

Instructions for power and control wiring, including safety precautions.

Optional Dampers and Economizers

Adjusting outside air damper and installing/adjusting the economizer.

Installation Completion Checklist

Startup Procedure

Operation Modes

Compressorized Cooling Explained

Explanation of the vapor-compression refrigeration cycle.

Economizer Cooling Functionality

How the economizer uses outside air for cooling under favorable conditions.

Optional Heating Operation

How optional resistance heating operates.

Unit Control Systems Overview

Details on how the unit is controlled via various interfaces.

Standard Control Timers and Protection

Anti-short cycle timer, heater protection, lockout relay, and common alarm functions.

Maintenance Procedures

Filter Maintenance

Guidance on filter inspection, cleaning, and replacement.

Blower Package Inspection

Periodic checks of blower wheels, housings, and motor mountings.

Economizer and Heater Maintenance

Inspection of economizer components and servicing heaters.

Refrigeration System Checks

Monthly inspection of components for proper function and wear.

Discharge Pressure and Expansion Valve

Effects of discharge pressure and how to adjust the thermostatic expansion valve.

Air-Cooled Condenser Cleaning

Cleaning the condenser coil and checking for bent fins.

Compressor Health and Troubleshooting

Troubleshooting compressor issues and preventing failures.

Compressor Failure Diagnosis

Identifying mechanical and electrical compressor failures.

Compressor Replacement Procedure

Procedure for replacing a failed compressor, including safety warnings.

System Pressure Information

Table detailing suction, liquid, and high pressure values.

Technical Specifications

Dimensional Data and Clearances

Table and diagram showing unit dimensions and clearances.

60 Hz Standard Ambient Condenser Technical Data

Table of technical data for 60 Hz standard ambient condenser.

60 Hz Standard Ambient Condenser Data Continued

Continued technical data for 60 Hz standard ambient condenser.

50 Hz Standard Ambient Condenser Technical Data

Table of technical data for 50 Hz standard ambient condenser.

50 Hz Standard Ambient Condenser Data Continued

Continued technical data for 50 Hz standard ambient condenser.

60 Hz High Ambient Condenser Technical Data

Table of technical data for 60 Hz high ambient condenser.

60 Hz High Ambient Condenser Data Continued

Continued technical data for 60 Hz high ambient condenser.

50 Hz High Ambient Condenser Technical Data

Table of technical data for 50 Hz high ambient condenser.

50 Hz High Ambient Condenser Data Continued

Continued technical data for 50 Hz high ambient condenser.

Optional Heater Capacities

Tables showing optional heater capacities for 60 Hz and 50 Hz units.

Electrical Data

Electrical Data (60 Hz)

Tables detailing electrical data (amps) for 60 Hz units.

Electrical Data (50 Hz)

Tables detailing electrical data (amps) for 50 Hz units.

Troubleshooting Common Issues

Maintenance Inspection Checklist

Parts Lists

Refrigeration Parts (1.5-2 Ton)

List of refrigeration system parts for 1.5 and 2 ton models.

Refrigeration Parts (3 Ton)

List of refrigeration system parts for 3 ton models.

Refrigeration Parts (4 Ton)

List of refrigeration system parts for 4 ton models.

Refrigeration Parts (5 Ton)

List of refrigeration system parts for 5 ton models.

Electric Panel Parts (1.5-2 Ton)

List of electric panel parts for 1.5 and 2 ton models.

Electric Panel Parts (3 Ton)

List of electric panel parts for 3 ton models.

Electric Panel Parts (4 Ton)

List of electric panel parts for 4 ton models.

Electric Panel Parts (5 Ton)

List of electric panel parts for 5 ton models.

Motor, Heater, Economizer Parts (1.5-2 Ton)

List of motor, heater, and economizer parts for 1.5/2 ton units.

Motor, Heater, Economizer Parts (3 Ton)

List of motor, heater, and economizer parts for 3 ton units.

Motor, Heater, Economizer Parts (4 Ton)

List of motor, heater, and economizer parts for 4 ton units.

Motor, Heater, Economizer Parts (5 Ton)

List of motor, heater, and economizer parts for 5 ton units.