Packaged air-cooled water chillers

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Overview

Full POWER HE-A
TCAVTZ-TCAVQZ 2345÷21335
Cooling capacity: 317÷1325 kW
Plus Product
Efficient range in class A
Extended operating limits
Linear capacity control
Wide range of accessories
Built-in MASTER/SLAVE control

产品介绍

Chiller

Packaged air-cooled water chillers with axial fans. Range with semi-hermetic screw compressors and R134a refrigerant gas.

Construction features

• Compressor: high energy efficiency semi-hermetic screw compressor with linear capacity control (1/1-1). Star-delta limited start and complete with integral protection, casing heater and refrigerant gas outlet piping shut-off valve.
• Water side heat exchanger: dry expansion shell and tube exchanger with counterflow heat exchange, complete with closed cell polyurethane rubber foam insulation, water flow differential pressure switch and Victaulic fittings.
• Air side heat exchanger: with microchannels.
• Fan: external rotor axial type electric fans with internal thermal protection, accident protection grilles.
• Control: microprocessor electronic control.
• Structure: made of galvanised and painted steel plate with polyester powder coating.
• The unit is also complete with:
– Display of cooling circuit high/low pressure;
– Electronic expansion valve;
– Clock board;
– Master/Slave control up to 4 units in parallel.

Versions

• T – High efficiency version with a larger condensing section (TCAVTZ).
• Q – Super-silenced version complete with soundproof compressor technical
compartment, super-low fans and larger condensing section (TCAVQZ).

Models

•TCAVTZ: high efficiency unit designed for cooling only.
• TCAVQZ: super-silenced unit designed for cooling only.

Factory fitted accessories

• PUMP with single or double electric pump, including an automatic pump in standby. The pumps are available in the low or high head versions.
• VPF control.
• Desuperheater.
• FULL Heat recovery unit
• -10°C condensing control.
• -15°C condensing control with fans with EC motor (standard in the Q versions).
• Condensing control with over-pressure fans.
• Power factor correction capacitors (cosφ > 0.94).
• Compressor circuit breaker switches.
• Electro-mechanical flow switch.
• Oil level sensor.
• Forced limit of power consumption.
• Forced noise limit.
• Energy parameters measuring device.
• Optimised energy efficiency.
• Soft starter.
• Soundproofed compressor box.
• Cooling circuit intake valves.
• Refrigerant leak detector.
• Cooling circuit high and low pressure gauges.
• Double safety valves.
• Coil protection nets.
• Micro-channel coils with E-coating treatment.
• Control of min/max power supply voltage.
• Digital input for double set-point.
• 4-20 mA analogue input for shifting set-point.
• Evaporator antifreeze heater, electrical panel, electric pumps and heat exchangers for heat recovery if present.
• Low temperature water production.
• Interfaces for serial communication with other devices.
• Anti-vibration mounts.

Separately supplied accessories

• Remote keypad with display.
• Thermostat with display.
• airwave supervisors for unit monitoring and remote management.
• airwave sequencer for integrated management of several water chillers.


Data at the following conditions:

❶         Air: 35°C – Water: 12/7°C.

❸         In open field (Q = 2) at 10 m from the unit.

❹         Total sound power level in dB(A) based on measurements carried out in accordance with regulation UNI EN-ISO 9614.

❺         Weight referred to the unladen unit not accessorised.

  • ESEER = (European seasonal EER) – Average European seasonal efficiency.

■             TCAVQZ super-silenced versions.

Performance according to EN 14511:2013

AIRWAVE (Italia)

Office: via Posillipo, 69/34 80123 Napoli, Italia

Factory: via Max Piccini, 33050 Zona P.i.p. di Rivignano UD, Italy

AIRWAVE (China)

Office: 4-2710, NO. 157, Shanda Road, Jinan, Shandong, China

Factory: NO. 4188, Dongfanghong East Road, Dezhou Economic Development Zone, Dezhou, China

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