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AERMEC NRL 0500 User Manual

AERMEC NRL 0500
56 pages
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Chiller
Air-Water
Outdoor Intallation
Axial Fans
Scroll Compressors
Compact
High Efficiency

EN
18.01._5280107_02
Aermec
participate in the EUROVENT
program:
the products are present on the site
www.eurovent-certification.com
LCP
NRL
0280-0750
Cooling Only
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AERMEC NRL 0500 Specifications

General IconGeneral
ModelNRL 0500
CategoryChiller
RefrigerantR410A
Cooling Capacity500 kW
Power Supply400V/3Ph/50Hz
Sound Power Level85 dB(A)
Operating Temperature Range-10°C to +45°C

Summary

RECEIPT AND HANDLING PROCEDURES

INSTALLATION LOCATION SELECTION

Guidelines for choosing the installation location and required spaces.

ELECTRONIC CONTROL AND ALARMS

USER INTERFACE (PGD1) OPERATION

USER OPERATING PROCEDURES

CONTROL AND COMMISSIONING

PREPARATION FOR COMMISSIONING

Preparatory steps before commissioning the unit.

START-UP (NO VOLTAGE)

Procedure for starting up the unit with no voltage present.

HYDRAULIC CIRCUIT CHECKS

Checks and procedures for the hydraulic circuit during start-up.

MACHINE COMMISSIONING CHECKS

Final steps for commissioning the unit after initial checks.

OPERATIONAL CHECKS

Checks to perform while the machine is running.

COOLING CIRCUIT OPERATIONAL CHECKS

Checks for the cooling circuit during operation.

MAINTENANCE PROCEDURES AND PRECAUTIONS

GENERAL MAINTENANCE ATTENTION

General warnings and precautions for maintenance tasks.

MAINTENANCE SAFETY PRECAUTIONS

Safety precautions to follow during maintenance.

RISK MANAGEMENT DURING MAINTENANCE

Mitigating risks like mechanical, electrical, and chemical hazards.

CHEMICAL, FIRE, ENVIRONMENTAL RISK PREVENTION

Safety measures for chemical, fire, and environmental hazards.

PRESSURE/TEMPERATURE RISK PREVENTION

Preventing risks from pressure or temperature extremes.

MEASUREMENT AND TESTING SAFETY NOTES

Important safety notes for measurements and testing.

RECOMMENDED PERIODIC MAINTENANCE INTERVENTIONS

GENERAL INTERVENTIONS SCHEDULE

Routine checks covering leaks, power supply, valves, and fans.

COOLING CIRCUIT INTERVENTIONS

Maintenance tasks for the cooling circuit under full load.

COMPRESSOR CHECKLIST

Checks related to the compressor's functioning and oil.

HYDRAULIC CIRCUIT CHECKS LIST

Checks for pumps, heat exchangers, and flow switches.

PERIODIC MAINTENANCE FOR CENTRIFUGAL COMPRESSORS

CENTRIFUGAL COMPRESSOR GENERAL CHECKS

General checks for units with centrifugal compressors.

CENTRIFUGAL COMPRESSOR ELECTRICAL CHECKS

Electrical checks for units with centrifugal compressors.

DECOMMISSIONING AND DISPOSAL PROCEDURES

Procedures for decommissioning and environmentally sound disposal.

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