Carrier 30HXC375 User Manual

30HXC 080-375
30GX 082-358
Screw Compressor
Water-Cooled Liquid Chillers and
Air-Cooled Liquid Chillers
30HXC Nominal cooling capacity 290-1325 kW
30GX Nominal cooling capacity 285-1205 kW
50 Hz
Installation, operation and maintenance instructions
GLOBAL CHILLER

Carrier 30HXC375 Specifications

General

Brand	Carrier
Model	30HXC375
Category	Chiller
Language	English

Summary

SAFETY CONSIDERATIONS

DIMENSIONS, CLEARANCES, WEIGHT DISTRIBUTION

ELECTRICAL DATA FOR UNITS WITH HIGH CONDENSING TEMPERATURES

30HXC 150 and 150A Options Overview

Option 150: Water-Cooled Units

Option 150A: Water-to-Water Heat Pumps

APPLICATION DATA

FLOW CONTROLLERS

INSTALLATION PROCEDURES

10.1 - Check Equipment Received

Procedure for checking received unit for damage, missing parts, and order accuracy.

10.2 - Moving and Siting the Unit

Guidelines for safely moving and positioning the chiller unit.

LIFTING INSTRUCTIONS

11.1 - 30HXC 080-190 Lifting and Dimensions

Lifting instructions and dimensions for 30HXC 080-190 models.

11.2 - 30HXC 200-285 Lifting and Dimensions

Lifting instructions and dimensions for 30HXC 200-285 models.

11.3 - 30HXC 310-375 Lifting and Dimensions

Lifting instructions and dimensions for 30HXC 310-375 models.

11.4 - 30GX 082-162 Lifting and Dimensions

11.5 - 30GX 182 Lifting and Dimensions

11.6 - 30GX 207-267 Lifting and Dimensions

11.7 - 30GX 298-358 Lifting and Dimensions

PIPING CONNECTIONS

11.8.1 - Operating Precautions for Piping

11.8.2 - Evaporator and Condenser Connections

11.8.3 - Freeze Protection Measures

ELECTRICAL CHARACTERISTICS

RECOMMENDED WIRE SECTIONS

FIELD CONTROL WIRING

MAJOR SYSTEM COMPONENTS AND OPERATION DATA

14.1 - Geared Twin Screw Compressor

14.2 - Evaporator Description

14.3 - Condenser and Oil Separator (30HXC)

14.4 - Oil Separator (30GX)

14.5 - Electronic Expansion Device (EXD)

14.6 - Economizer Functionality

MAINTENANCE PROCEDURES

15.1 - Refrigerant Charging - Adding Charge

Procedure and precautions for adding refrigerant charge to the units.

15.2 - Indication of Low Charge on a 30HXC System

How to identify and address low refrigerant charge in 30HXC systems.

15.2.1 - To Add Charge to the 30HXC Systems

Step-by-step guide for adding refrigerant charge to 30HXC systems.

15.2.2 - Indication of Low Charge on 30GX Systems

How to identify and address low refrigerant charge in 30GX systems.

15.4 - Oil Charging - Low Oil Recharging

Procedure for checking and adding oil charge to 30HXC/GX systems.

15.5 - Integral Oil Filter Change

Information on the integral oil filter and its specifications.

15.6 - Filter Change-Out Schedule

Schedule and conditions for checking and replacing the oil filter.

15.7 - Filter Change-Out Procedure

Step-by-step guide for changing the integral oil filter.

15.8 - Compressor Replacement Considerations

Critical considerations for compressor replacement, including rotation control.

15.8.2 - EXD Troubleshooting Procedure

Troubleshooting steps for EXD or economizer problems.

START-UP CHECKLIST FOR 30HXC/GX LIQUID CHILLERS