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Quantech QTC3 Series - User Manual

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FORM QTC3-EG6 (1118)
MODEL QTC3
AIR-COOLED SCROLL CHILLERS
55 – 230 TON
195 – 800 kW
60 Hz
R-410A
LD18971a
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Summary

Nomenclature

Approvals

Lists standards and codes the unit complies with, including ASME, AHRI, UL, and ASHRAE.

Introduction

Efficiency

Details the energy efficiency levels and choices available for QTC3 chillers.

Equipment Overview

Brazed Plate Evaporator

Describes the construction and performance of the high-efficiency brazed plate evaporator.

Unit Control System

Explains the intelligent control system, its capabilities, and components for the QTC3 chiller.

Unit Safeties and Controls

Covers unit alarm contacts, intelligent control features, and display/entry functions for the QTC3 chiller.

Unit Control Functions

Lists programmable setpoints, data points, and unit features managed by the QTC3 chiller's control system.

Accessories and Options

Part Load Ratings

Isolator Locations

Isolator Details

2-Inch Deflection Seismic Spring Isolators

Details the specifications and load ratings for 2-inch deflection seismic spring isolators.

1-Inch Deflection Spring Isolators

Provides specifications and load ratings for 1-inch deflection spring isolators.

Electrical Notes

Wiring Diagram

User Control Wiring

User Control Wiring Inputs

Details the input terminals for user control wiring, including flow switch and remote reset.

User Control Wiring Outputs

Explains the output terminals for user control wiring, such as alarm contacts and run status.

Application Data

Guide Specifications

Part 1 - General

Covers the general scope, contract conditions, and quality assurance standards for the QTC3 chiller.

Chiller Materials and Components

Specifies materials and components for the QTC3 chiller, including cabinet construction and operating characteristics.

Compressors

Details the specifications and features of the hermetic scroll compressors.

Refrigerant Circuit Components

Lists the components included in each refrigerant circuit, such as valves and sight glasses.

Controls

Outlines the general control strategy, enclosure details, and microprocessor control center capabilities.

Control Features

Lists programmable setpoints, display data, system safeties, unit safeties, alarm contacts, and BAS communications.

Quantech QTC3 Series Specifications

General IconGeneral
BrandQuantech
ModelQTC3 Series
CategoryChiller
LanguageEnglish

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