Carrier 30HXC345 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 30HXC345 Specifications

General

Brand	Carrier
Model	30HXC345
Category	Chiller
Language	English

Summary

SAFETY CONSIDERATIONS

DIMENSIONS, CLEARANCES, WEIGHT DISTRIBUTION

3.1 - 30HXC 080-190

Dimensions and weight for 30HXC models 080-190.

3.2 - 30HXC 200-375

Dimensions and weight for 30HXC models 200-375.

3.3 - 30GX 082-182

Dimensions and weight for 30GX models 082-182.

3.4 - 30GX 207-358

Dimensions and weight for 30GX models 207-358.

ELECTRICAL DATA FOR UNITS WITH HIGH CONDENSING TEMPERATURES

INSTALLATION

10.1 - Check equipment received

10.2 - Moving and siting the unit

LIFTING INSTRUCTIONS

11.1 - 30HXC 080-190

Lifting instructions and dimensional data for 30HXC models 080-190.

11.2 - 30HXC 200-285

Lifting instructions and dimensional data for 30HXC models 200-285.

11.3 - 30HXC 310-375

Lifting instructions and dimensional data for 30HXC models 310-375.

11.4 - 30GX 082-162

Lifting instructions and dimensional data for 30GX models 082-162.

11.5 - 30GX 182

Lifting instructions and dimensional data for 30GX model 182.

11.6 - 30GX 207-267

Lifting instructions and dimensional data for 30GX models 207-267.

11.7 - 30GX 298-358

Lifting instructions and dimensional data for 30GX models 298-358.

ELECTRICAL CHARACTERISTICS

12.1 - 30HXC

12.2 - 30GX

12.3 - 30HXC/GX

MAJOR SYSTEM COMPONENTS AND OPERATION DATA

14.1 - Geared twin screw compressor

MAINTENANCE

15.1 - Refrigerant charging - adding charge

15.2 - Indication of low charge on a 30HXC system

15.2.1 - To add charge to the 30HXC systems

15.2.2 - Indication of low charge on 30GX systems

15.4 - Oil charging - low oil recharging

15.5 - Integral oil filter change

15.6 - Filter change-out schedule

15.7 - Filter change-out procedure

15.8 - Compressor replacement

15.8.2 - EXD Troubleshooting Procedure

START-UP CKECKLIST FOR 30HXC/GX LIQUID CHILLERS

Preliminary information

Preliminary equipment check

Checklist for verifying unit installation, wiring, and connections.

Check air handling systems

Checks for proper operation of air handlers and water valves.

Check condenser system (30HXC)

Checks for condenser water valves, piping, and pump operation.

Unit start-up

Checks for CWP starter, oil heaters, valve positions, and leak testing.

Check voltage imbalance

Procedure to check voltage imbalance and warning for high imbalance.

Check cooler water loop

Verifies water loop volume, inhibitors, freeze protection, and strainers.

Check pressure drop across the cooler (30HXC only)

Plotting pressure drop to determine total flow and minimum flow rate.

Perform TEST function (indicate positive result)

Instructions for performing the TEST function and checking for alarms.

Temperatures and pressures

Recording key temperatures and pressures after stabilization.