Tender Specification SyScroll 400-900 Air EVO CO / HP Tender Specification SERIES: SyScroll 400-900 Air EVO CO / HP TYPE: Air cooled water chiller and heat pump TECHNOLOGY: multi-scroll compressors, R410A refrigerant CAPACITY RANGE: Cool ing 399-897 [kW] Heating 404-902 [kW]
Tender Specification SyScroll 400-900 Air EVO CO / HP 1 General description SyScroll Air EVO CO / HP units have been designed and optimized to operate with R410A refrigerant and scroll compressors Thanks to multi-scroll technology and asymmetric design in refrigerant circuits, it is possible to reach very high level of full load efficiency (EER up to 3,2 and COP up to 3,3) and seasonal efficiency (SEER up to 4,6 and SCOP up to 3,9), in line with Ecodesign requirements SyScroll Air EVO CO units are availabl
Tender Specification SyScroll 400-900 Air EVO CO / HP SyScroll Air EVO can be supplied with 2 acoustic options: • Basic Low Noise (-): units are equipped with delta connected fans and compressors box to reduce the noise emission • Super Low Noise (S): units are developed on a longer chassis to keep same level of performances as the basic unit, with lower sound emission.
Tender Specification SyScroll 400-900 Air EVO CO / HP • Polar Heating (PH): same equipment as the basic HP version, with brushless EC fan motors and dedicated electrical and mechanical options to extend operating envelope to negative outdoor air temperatures and to simplify maintenance operation Two heat recovery options are available: • Desuperheater: plate type heat exchangers fitted on the compressor discharge line, to recover about 20 % of the total heat rejected to the condensers • Total Heat Recovery
Tender Specification SyScroll 400-900 Air EVO CO / HP 2 Key points • High full load performances EER up to 3,2 and COP up to 3,3 • High seasonal performances SEER up to 4,6 and SCOP up to 3,9 • Low sound emission and high efficiency level in a single unit Super Low Noise version • Extended operating envelope for both cooling/heating operation Brine cooling / High temperature / Polar heating versions • Extension to 900 [kW] cooling/heating capacity 750 to 900 sizes • Electronic expansion device
Tender Specification SyScroll 400-900 Air EVO CO / HP • Several options / accessories provided with standard delivery: o Phase sequence control safe electric installation o Electronic expansion valve precision in SH control o Control circuit transformer power supply without neutral o Control data logger thermodynamic parameters recording o Water differential pressure switch protection against low water flow o Antifreeze electrical heater protection against BPHE freezing o ModBus (RS485) serial
Tender Specification SyScroll 400-900 Air EVO CO / HP 3 Cabinet The cabinet is made of heavy gauge galvanized steel. All galvanized steel components are individually painted by a special painting process before the assembly of the unit. This painting system performs a homogeneous protection to the corrosion. The painting is a polyester powder based type, colored in RAL 7040.
Tender Specification SyScroll 400-900 Air EVO CO / HP 5 Evaporator Indoor heat exchangers are brazed stainless steel plate type. They are insulated with a 19 [mm] thick closed cell polyethylene foam material and provided with Victaulic connections. They are protected by a antifreeze electric heater to ensure a good protection against freezing at low ambient temperature when the unit is switched off.
Tender Specification SyScroll 400-900 Air EVO CO / HP 7 Condenser fans Basic units (in all different sound versions) are equipped with axial fans, direct drive with asynchronous three-phase motors. Special fan with electronic brushless type motors are used in EC, HT, BC, PH, HPF versions. Fans are equipped with externally mounted nozzle profile housing generating low sound levels 8 Refrigerant circuit Units from size 400 to size 670 are equipped with two separated refrigerant circuits.
Tender Specification SyScroll 400-900 Air EVO CO / HP 9 Control panel A new optimized control with easy-friendly interface, can manage unit operation under different load and temperature condition, providing following functions: • Compressor management o Power on/off o Anti-cycle o Tandem / trio unloading for high / low pressure, high temperature and/or high compressor pressure ratio • Chilled and hot water temperature regulation (return water temperature RWT - P+I type or leaving water temperature LWT - n
Tender Specification SyScroll 400-900 Air EVO CO / HP o Unit dynamic set-point (tension signal analogue input) o Summary alarm signal • Remote signaling, by dry contacts: o Voltage presence o Compressors in operation o General alarm • Hydro-kit management: start-up of pump, antifreeze heater of external tank, pump anti-sticking function • Heat recovery management by means of RWT sensor at the heat recovery condenser Unit controller can display all operating parameters such as: • Return water temperature •
Tender Specification SyScroll 400-900 Air EVO CO / HP Unit controller can display various alarms and operation status: • Low / High pressure • Evaporator antifreeze • Lack of water flow • Compressor operation / operating hours and start-up numbers • Pump operation / operating hours • Compressor thermal protection • Fan thermal protection • Faulty sensors
Tender Specification SyScroll 400-900 Air EVO CO / HP 10 Safety and control devices Each unit is complete with the following safety and control devices Safety • • • • • • • • Power disconnect switch with an emergency stop function Phase sequence control High pressure switches Low pressure switches Evaporator antifreeze electric heater Crankcase oil electric heater Water differential pressure switch Safety valve on discharge lines Control • • • • • • High pressure transducers Low pressure transducers Dis
Tender Specification SyScroll 400-900 Air EVO CO / HP • Outdoor ambient temperature sensor • Coil temperature sensors (HP only) • Heat recovery temperature sensor (TR only)
Tender Specification SyScroll 400-900 Air EVO CO / HP 11 Optional hydro kits On board mounted and remote hydro-kits are available as option. On board hydro kits can be supplied with or without buffer tank while remote hydro kits (supplied loose for field installation) are always provided with internal tank.
Tender Specification SyScroll 400-900 Air EVO CO / HP On board hydro kit with buffer tank are provided with following components: • One or two pumps (one operating / one in standby) with standard available static pressure (100 [kPa]) or high available static pressure (200 [kPa]) sizes 400 to 670 • Two or three pumps (two operating / one in standby) with standard available static pressure (100 [kPa]) or high available static pressure (200 [kPa]) sizes 750 to 900 • Buffer tank (500 [l] for sizes 400 to 4
Tender Specification SyScroll 400-900 Air EVO CO / HP 12 Factory installed options • • • • • • • • • • • • • • • • • • • • • Lonwork (RS485) interface Bacnet (RS485) interface ModBus (Ethernet) interface Bacnet (Ethernet) interface Compressors soft-starter Fan speed control for low ambient operation in cooling mode Double set point Load shedding Remote dynamic set-point Power factor correction capacitors Compressor overload protection Automatic circuit breaker HP & LP gauges E-coating for Al/Cu coils Blue
Tender Specification SyScroll 400-900 Air EVO CO / HP 13 Field installed accessories • • • • • • • • • • • • • Remote ON/OFF control Remote keyboard panel Lonworks (RS485) interface Bacnet (RS485) interface Bacnet (Ethernet) interface ModBus (Ethernet) interface Sequencer, up to max four units Master and slave control, up to max four units Anti-vibration spring Water flow switch Water pressure switch Water filter Remote hydro kits with buffer tank, 1 or 2 low or high pressure pump(s), relevant accessories
Tender Specification SyScroll 400-900 Air EVO CO / HP 14 Safety codes and certifications Units are built in conformity with following directives: • Machine Directive: 2006/42/EC • Electromagnetic Compatibility Directive: 2014/30/UE • Pressure Equipment Directive: 2014/68/UE • F-GAS Directive: 2006/842/CE • Ecodesign Directive: 2009/125/EC Units are built in conformity with following standards: • Performance • EN14511 • EN14825 • Safety • EN 378 • EN 14276 • EN 60204-1 All units are participating to Euroven
