COOL ROW......R410A.....14,4 ÷ 61,1 kW

MAIN FEATURES
Direct expansion or chilled water feeding air conditioner for high density racks and blade servers.
4 models, 2 versions available for a wide selection opportunity.
Plug-fan EC.
Frontal air delivery.
Suitable for indoor installation. DX VERSION:
BLDC inverter scroll compressor.
R410A refrigerant charge.
EER up to 5,78.
Designed for matching with TEAM MATE, TEAM MATE PF remote condensers.
CW VERSION:
Chilled water feeding.
Two-way chilled water valve.
Designed for matching with RC Group liquid chillers
 
INDOOR INSTALLATION
The machines are designed for indoor installation.

REMOTE CONDENSER
The units are designed to be matched with remote condensers with axial fans (TEAM MATE series) or plug-fans (TEAM MATE PF series).

WORKING LIMITS
INDOOR UNIT
Room air temperature:
14°C    minimum temperature with wet bulb
16°C    minimum temperature with wet bulb. maximum 40°C    temperature with dry bulb.

Room air humidity:
20%rH    minimum relative humidity. 70%rH    maximum relative humidity.
 

MAIN BENEFITS
Suitable for cooling system for rows of racks (hot/cold aisle or in-row).
High EER.
BLDC inverter compressors and plug-fan EC for a higher energy efficiency.
Availability of connection on the top or on the bottom of the unit.
Availability of PiCCv, pressure independent characterized control valve, (CW version).
Availability of extra-circuit coil.
Easily of maintenance.
 
MAIN COMPONENTS    COOLING SECTION (Series COOLROW CW)
2-way motorized valve for water flow regulation with 0÷10 VDC control
 
FRAMEWORK
Framework in galvanized steel sheet externally painted with epoxy powders.
Panels in galvanized steel sheet externally painted with epoxy powders and internal thermal insulation.
Access doors. The doors are equipped with handle with security lock.
Holders for unit height adjusting.
Colour RAL 7016 (anthracite grey) textured.
Air flow for cooling system for rows of racks with air intake from the  back side through honeycomb type grille and frontal air delivery through honeycomb type grille.

FILTER SECTION
Washable air filters with G2 efficiency, with cells in synthetic fibre, on air suction panel.

FANS SECTION
Centrifugal fans with backward curved blades with wing profile, single suction and without scroll housings (Plug-fans), directly coupled to external rotor electric motor.
Impeller in composite material, PA6 plastic reinforced with glass-fibre, exempt from rust formation.
Brushless type synchronous EC motor with integrated electronic commutated system and continuous variation of the rotation speed. The motor rotation control is obtained with the EC system (Electronic Commutation) that manage the motor according to the signal coming from the microprocessor control.
Fans control through ModBus.
Temperature sensor on air delivery.
Temperature sensor on air intake.
Current detector for loss of air flow alarm through ModBus.
Fans quick installation system for a fast replacement.
Fan guard IP20
 
actuator and emergency manual control. Nominal operating pressure up to 1600 kPa and closing pressure (Δps) of 1400 kPa.

ELECTRICAL PANEL
Electrical panel, in accordance with EN60204-1 norms, complete with:
Magnetothermic switch on power supply
Magnetothermic switches for fans.
Magnetothermic switch for compressor (DX version).
Transformer for auxiliary circuit and microprocessor supply.
Terminals for external enabling, external alarm, general alarm and LAN connection.
Power supply: 230/1/50.

CONTROL SYSTEM
Microprocessor system with graphic display for control and monitor of operating and alarms status. The system includes:
Real time clock.
Predisposition for connectivity board housing ( RCcom MBUS/JBUS, LON, BACnet for Ethernet (SNMP- TCP/IP), BACnet for MS/TP).
Main components hour-meter.
Nonvolatile “Flash” memory for data storage in case of power supply faulty and for alarms status recording (2MB – up to 100 alarms).
Menu with protection password.
LAN connection.

TO BE MATCHED WITH REMOTE CONDENSER
The DX units are designed to be matched with remote condensers with axial fans (TEAM MATE series) or plug-fans (TEAM MATE PF series).
 

COOLING SECTION
Heat exchanger coil with internally corrugated copper tubes and high efficiency aluminium fins, specifically developed to provide high heat transfer and lower pressure drops.
Condensate tray in peraluman with connection (external diameter Ø16) for a discharge tube or for a pump for condensate drain (option).

INVERTER DRIVEN COMPRESSOR (series COOLROW DX)
scroll compressor BLDC inverter with spiral profile optimized for R410A refrigerant.
Synchronous brushless inverter driven motor.
Inverter for modulating capacity control.
Reactance for the reduction of electromagnetic noise and interference.
Crankcase heater.
Rubber supports.
Soundproof cap.

REFRIGERANT CIRCUIT (series COOLROW DX)
Electronic expansion valve.
Pressure transducers with indication, control and protection functions, on low and high refrigerant pressure.
High pressure safety switch with manual reset.
Refrigerant temperature sensor for expansion valve.
Filter dryer on liquid line.
Oil separator on gas discharge.
Refrigerant circuit with copper tubing with anticondensate insulation.
Rotalock valves on liquid and suction line placed on bottom side of the unit for coupling to remote condenser unit.
0÷10V proportional signal to manage the condensing control system of the remote air cooled condenser.
R410A refrigerant charge and lubricant oil type PVE (Polyvinyl ether).