NSI
1 / 4Pages

Air cooled chillers INVERTER screw compressors, axial fans Cooling capacity from 262 to 1249 kW Aermec participate in the EUROVENT program:LCP/A/P/C, up to 600 kW the products are present on the site www.eurovent-certification.com * Not certified model New generation INVERTER screw compressor Features • Available in 14 sizes • Cooling only version • Refrigerant R134a • New generation INVERTER screw compressor: - Continuous capacity control from 15 to 100% - With automatic control of compression ratio - With opto-electronic control of oil level • AC Inverter: - Refrigerant cooled - With control of operating field - With integrated data logger High efficiency version “A” • Operating limit up to 46 °C external air temperature • Compressor acoustical enclosure for low noise operation • Electronic expansion valve • Dry expansion shell and tube evaporator optimised for refrigerant R134a • Extremely low noise axial fans with options: - M high static pressure fans - J inverter fans • P u m p a s s e m b l y o p t i o n ( s e e U n i t Configurator) that includes: - 1 pump - 1 pump plus 1 standby - 2 expansion tanks of 25 litres • Microprocessor controller • Multilingual display • Compact dimensions • Metal control panel with anti-corrosion polyester paint. • AERWEB300: Accessory AERWEB allows remote control of a chiller through a common PC and an ethernet connection over a common browser; 4 versions available: AERWEB300-6: Web server to monitor and remote control max. 6 units in RS485 network; AERWEB300-18: Web server to monitor and remote control max. 18 units in RS485 network; AERWEB300-6G: Web server to monitor and remote control max. 6 units in RS485 network with integrated GPRS modem; AERWEB300-18G: Web server to monitor and remote control max. 18 units in RS485 network with integrated GPRS modem; • MULTICHILLER: Control system for multiple parallel installed constant flow chillers providing individual chiller on/off and control capability. Accessories • AER485P1: RS-485 interface for supervision systems with MODBUS protocol. • AVX: Spring anti-vibration mounts. For compatibility of the AVX mounts refer to the technical manual. • DCPX: Low ambient device for cooling operation below 19 °C down to -10 °C. • KRS: Evaporator trace heating. Factory fitted only. • GP: Protective grille. Condenser coil external protection against accidental or hail damage. Factory fitted. • PRV3: Remote control of the chiller operating functions.

Accessory compatibility 1. Accessory only factory fitted 2. Accessory available for all sizes, to fit contact factory Unit Configurator By suitably combining the numerous options available it is possible to configure each model in such a way as to meet the most demanding of system Configuration fields: Code Expansion Heat recovery device Condenser coil Power supply Size Model Version Fan Pump Expansion device: X - R1 34a electronic expansion valve, minimum leaving water (for lower temperatures contact the factory) Heat recovery: D - Without heat recovery Condenser coil: V - Anti-corrosion...

Technical Data Mod. NSI Cooling capacity Total input power Water flow rate Pressure drop EER ESEER Power supply Total input current Maximum current (FLA) Starting current (LRA) Capacity control Refrigerant Refrigerant circuits Air flow rate Fans Evaporator Sound power Maximum external air temp. Mod. NSI Cooling capacity Total input power Water flow rate Pressure drop EER ESEER Power supply Total input current Maximum current (FLA) Starting current (LRA) Capacity control Refrigerant Refrigerant circuits Air flow rate kW kW l/h kPa W/W W/W V/ph/Hz A A A % type n° type n° m3/h type n° type n°...

Aermec reserves the right to make all modification deemed AermecS.p.A. necessary for improving the product at any time with any Via Roma, 996 - 37040 Bevilacqua (VR) - Italy modification of technical data. Tel. 0442633111 -Telefax 044293730