Carrier 30RA, 30RH General information and hydronic module, Unit installation, Hydronic module

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30RA/30RH

General information and hydronic module

E N G L I S H

Unit installation

This is necessary to prevent ice from accumulating on the frame

Read this instruction manual thoroughly before starting the

and to permit correct operation also in the event of heavy

snowfalls.

installation.

The unit must be levelled on both axes (the tolerance is less than

This unit complies with low-voltage (EEC/73/23) and electro-

2 mm per metre).

magnetic compatibility (EEC/89/336) directives.

• In some cases it may be necessary to fit deflectors against

• The installation must be carried out by a qualified installer.

strong winds and to stop snow from hitting the coil directly.

• Follow all current national safety code requirements.

These deflectors must be installed so that the normal air

In particular ensure that a properly sized and connected ground

circulation is not obstructed.

wire is in place.

Siting the unit

• Check that voltage and frequency of the mains power supply are

 

those required; the available power must be adequate to operate

Check that:

any other possible appliances connected to the same line.

- The location is able to support unit operating weight (Table I).

Also ensure that national safety code requirements have been

- There is sufficient space for servicing and air flow around the

followed for the mains supply circuit.

unit (see “Clearances”figure).

• After installation thoroughly test the system operation and

- The selected site is without dust or foreign material which could

explain all system functions to the owner.

• Leave this manual with the owner for consultation during future

obstruct the coil.

 

periodic maintenance.

- When installing the unit on the ground, the selected site is not

• Be sure the unit and its components are checked periodically to

subject to flooding.

look for loosen, damaged or broken components.

- The installation is in accordance with local rules and standards

In case of persisting defects, the unit may cause personal injury

governing the installation of air conditioning equipment.

or property damage.

- Vibration absorbers have been provided throughout the

IMPORTANT:

installation to prevent noise from being transmitted.

During the unit installation make first the hydronic

Transport

connections and then electrical connections. If unit is

uninstalled first disconnect electrical cables, then the

1. Use spreader bars to lift the unit to avoid damage to the

hydronic connections.

panels. Avoid violent movements.

 

WARNING:

2. Never roll or swing the unit more than 15° .

Disconnect the mains power supply switch before servicing

 

IMPORTANT:

the system or handling any internal parts of the unit.

Ensure that all unit panels are fixed in place before moving

All mains supply circuits must be disconnected.

the unit. Raise and set down the unit carefully.

• The manufacturer declines any liability for damage resulting from

 

modifications or errors in the electrical or hydronic connections.

IMPORTANT:

• Failure to observe the installation instructions or use of the unit

Always ensure that the unit is levelled correctly.

under conditions other than those indicated in Tables “Operating

 

 

limits”, will immediately void the unit warranty.

Hydronic module

• Failure to observe electric safety codes may cause a fire hazard

in case of short circuits.

The hydronic module is factory-installed.

• Inspect equipment for damage due to improper transportation or

This eliminates the need to install the necessary components

handling: file an immediate claim with the shipping company.

on-site, making the unit more compact and easy to install.

Do not install or use damaged units.

 

• During unit operation, some of the refrigerant circuit elements

 

 

could reach a temperature in excess of 70oC so only trained and

 

Automatic purge

qualified personnel should access areas protected by access

 

Pressure gauge for

panels.

 

hydraulic circuit

• In case of any malfunctioning turn the unit off, disconnect the

 

static pressure

 

Flow switch

mains power supply and contact a qualified service engineer.

 

 

Safety valve

• All of the manufacturing and packaging materials used for

 

 

Arrangement for

your new appliance are compatible with the environment

 

possible installation

and can be recycled.

 

of automatic fill kit

• Dispose of the packaging material in accordance with local

 

option

 

Expansion vessel

requirements.

 

 

Mesh filter*

• This equipment contains refrigerant R407-C that must be

 

 

Flow control valve*

disposed of in a proper manner. When disposing of the unit after

 

Hydronic module

its operational life, remove it carefully. The unit must then be

 

drain valve

delivered to an appropriate disposal center or to the original

 

Pump drain plug

equipment dealer.

 

Pump

 

 

• Carefully recover refrigerant within this unit before final disposal

*

Factory-supplied,

or when servicing. Never vent refrigerant to atmosphere.

 

fit during

 

 

installation

Choosing the installation site

 

 

• This unit should not be installed in an explosive atmosphere.

 

 

• The unit can operate in normal radioelectric atmospheres in

 

 

residential, commercial and light industrial installations.

 

 

For other applications, please consult Carrier.

 

 

• In the case of heat pump operation with an outdoor temperature

 

 

of less than 0 ° C the unit must be installed at least 300 mm

 

 

above ground level.

 

 

 

 

GB - 5

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Contents Aquasnap 30RA / 30RH Contents 30RA/30RHPhysical data and electrical data Model RA Table I Physical data Model RATable II Electrical data Model RA Physical data and electrical data Model RH Table I Physical data Model RHTable II Electrical data Model RH Dimensions and location of hydraulic connections mm Mod RA 026Unit installation General information and hydronic moduleHydronic module Typical water circuit diagram for units with hydronic module Water connectionsFor use with propylene Ethylene glycol curvePump leakproof GlycolWater pressure drop of the unit without hydronic module Liquid refrigerant charge Electrical connections and refrigerant chargeElectrical connections ExampleRefrigerant charge and electronic control Electronic controlNecessary checks/precautions before start-up Compressor replacementPump replacement Start-up30RH Operating limits Table III Pressure switch settings30RA Operating limits Operating range 30RA unitsGeneral maintenance MaintenanceFinal recommendations Troubleshooting L010126H27 Via R. Sanzio, 9 20058 Villasanta MI Italy Tel /3636.1

30RH, 30RA specifications

Carrier has long been a leader in the heating, ventilation, and air conditioning (HVAC) industry, and the Carrier 30RH and 30RA series showcases this legacy through a combination of advanced technology, energy efficiency, and reliability. These models are designed to meet the diverse needs of both commercial and industrial facilities, providing optimal comfort and air quality.

One of the standout features of the Carrier 30RH and 30RA series is their versatility. These models are equipped with high-efficiency scroll compressors that offer exceptional performance while keeping energy consumption low. This not only translates to reduced operational costs but also helps in meeting stringent environmental regulations. The compressors work efficiently across a range of operating conditions, making these units suitable for various climates and applications.

Incorporating innovative technologies, the Carrier 30RH and 30RA series utilizes advanced controls to optimize performance. The carrier’s proprietary control system allows for seamless integration with building management systems, enabling remote monitoring and management. This connectivity ensures that operators can track energy usage and system performance in real-time, facilitating maintenance and problem-solving before issues escalate.

Both models include high-efficiency heat exchangers that enhance the heat transfer process, further promoting energy savings. The units are also designed to minimize sound levels, making them ideal for installation in noise-sensitive environments. With noise reduction features, the Carrier 30RH and 30RA units operate quietly, ensuring comfort in spaces where silence is paramount.

Durability is another core characteristic of these models. Built with robust materials and innovative engineering, the 30RH and 30RA series is designed to withstand the rigors of demanding commercial and industrial applications. Their reliable performance over time is backed by rigorous testing, ensuring longevity and reducing the likelihood of unexpected failures.

Environmental sustainability is a priority for Carrier, and the 30RH and 30RA series reflect this commitment. By utilizing environmentally friendly refrigerants and energy-efficient technologies, these units significantly reduce greenhouse gas emissions.

In summary, the Carrier 30RH and 30RA series are exemplary models that combine efficiency, advanced technology, and reliability. Their design focuses on optimizing comfort, reducing energy consumption, and ensuring longevity, making them an excellent choice for any commercial or industrial installation. Whether it’s in a bustling city center or a quiet suburban area, these units are engineered to deliver exceptional performance and value throughout their lifecycle.
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