ANK ANK Main Features ANK Features Heating and

ANK

ANK Main Features ANK Features • Heating and cooling • High efficiency • Refrigerant: R 410 A • 3 unit sizes with power supply 220/1/60 • Standards: complies with UL • Max water out 140˚F (131˚F ANK 50) • Chiiled water as low as 21˚F • Heating between -4˚F and 107˚F • Cooling between 21˚F and 114˚F • ETL approved

ANK Features Reversible heat pumps Air/water Optimized for heating, OD installation Cooling 30, 000 up to 49, 000 BTU Heating 37, 670 up to 57, 598 BTU H standard version (no water pump/tank) HP version with water pump built in HA version with hydronic kit built in Heating ext. working limit up to -4°F HDW production from -4˚F up to 107°F

ANK Characteristics • • • Electric box with easy access Condensate drip tray and optional electric heater on the bottom under the coil for northern climates Easy maintenance with the electric box swinging out on a hinge for easy access to all components

ANK Dimensions Nominal Reference AHRI Conditions Cooling (AHRI Conditions) Outlet water temperature 6. 7˚C / 44. 6˚F Flow rate 0, 043 l/s per k. W External temperature 35˚C / 95˚F Heating (AHRI Conditions) Water input temperature 104˚F Output water temperature 113˚F External air temperature d. b. /w. b. 42. 8˚F / 7 -6˚C Δt 10. 01˚F / 5˚C 44. 6 -

ANK Working Limits Heating Cooling Air Water -4°F 122°F 104°F 17. 6°F 140°F 104°F 64. 4°F 107°F 132. 8°F 114°F 39. 5°F between 114°F 50°F

ANK Range ANK Dimensions

New Frame of the Version with Tank (Available from 09/10) ANK***H units are supplied with water filter, flow switch and safety switch ANK***HP units receive all of the above and a pump and expansion tank ANK***HA units receive all of above and internal buffer tank as well H standard HP includes pump HA includes pump and tank

New Frame of the Version with Tank (Available from 09/10)

Set Point Compensation Logic Set point compensation according to the ambient temperature, to change set and performance when we need and save energy in the same time

ANK Operation Limits

ANK Operation Limits

ANK Operation Limits

ANK Installation Technical Spaces H – HP frame HA frame Support surface and leave enough space for correct air circulation and to allow maintenance

Water pipe connection: manual air vent pipe connected behind coming from highest unit point ANK Hydraulic Features Components standard mounted and position Expansion vessel pressured 22 PSI Flow switch Water pump Wilo TOP-S 125 -24 Water Filter mesh 500µm Relief water valve 87 PSI

ANK Hydraulic Features Water Features: Minimum Water Content: ANK Number compressor Recommended minimum water content 030 045 050 n˚ 1 1 1 gal/ton 9. 3

ANK Hydraulic Features Water Pipes Connections: H –HP version HA version

ANK Hydraulic Features External hydraulic circuit suggestion: H version

ANK Hydraulic Features External hydraulic circuit suggestion: HP version

ANK Hydraulic Features External hydraulic circuit suggestion: HA version

ANK Electrical Features • Unit will be protected with an external power line switch IL, connected to power line by a cable (Line, Neutral earth) with section have to be appropriately calculated and fixed on IG unit main switch • Voltage line tollerance+/-10% • The use of IL with suitable cut off and differential protection is mandatory as the earth cable ANK 045 HA°°°° 5

ANK Electrical Features Auxiliary Electrical Inputs: • Remote start/stop IA control • Remote cool/heat C/F control • Remote alarm AE indication • Remote DHW-TWS call control • Remote force-off TRA control • Remote EH-Boiler RCR control Terminal plugged here Aux. connection here

ANK Wiring Diagram

ANK Wiring Diagram

ANK Wiring Diagram

ANK Wiring Diagram

ANK Accessories PR 3 Remote Simple Panel Max remote distance 150 mt Cable 7 poles, min section per each wires 0. 5 mm 2, 20 AWG Connection on unit internal green terminal Commands • Remote unit ON-OFF • Heating-cooling selection • Alarms reset by fast on-off button selection (3 x hour)

ANK Accessories MODU-485 A: RS-485 interface card for supervisor system MODBUS RTU protocol 8 bits, parity none, 2 stop bits To enable the communication go to INSTALLER menù psw 030 and to set: Parameter J = supervisor address requested Parameter L = baud rate (0=9600, 1=19200, 2=38400) Parameter N = 1 to enable remote writings (setpoints, on-off, reset alarms. . . )

ANK Accessories VT : antivibration kit fixed under unit basement to stop vibration transmission

ANK Accessories AERWEB 300: To log and monitor unit datas via Lan or GPRS connection It is possible to control max 6 (aerweb 300 -6) or 18 (aerweb 300 -18)

ANK Accessories

ANK Accessories MULTICONTROL: Can control up to 4 machines equipped with moducontrol and RS 485 cards installed in the same hydraulic system Control • Chillers, according to the system capacity demand, can be driven by load, delta water temperature or in homogenous mode • Can control starting, stopping and separated operating setpoints (DHW and heating/cooling) for a maximum four units in autonomous mode or as slaves in a same system • Can be used also as remote control where the controls and units information are centralized

ANK Accessories KRB: will be soonest available EH or EH plus drip trail to help the drainage Electric heater and drip trail

ANK MODUCONTROL Controller Unit Terminal Heating dhw led Alarm led Compressor call Readings values Menus selector under psw Unit status led Cooling led Settings menus call Alarms record selected Parameter index Start-stop selector Press 3” Alarms record Scrolling keys

ANK MODUCONTROL Controller Unit Terminal Keys Meaning

ANK MODUCONTROL Controller ANK dip setting: 1 - ON heat pump unit 2 – ON defrost by reversing cycle 3 – ON antifreeze set point unblocked 4 – ON capacity control not activated 5 – ON safety steps not available 6 – ON low water content not activated 7 – OFF fan speed control not present 8 – OFF 9 – OFF 10 – OFF 11 – OFF 12 – OFF Trasducers configuration 1 – OFF 2 - OFF 5 temperature sensors 2 trasducers Outlet water regulation PI Smart defrosting cycles Compensation set point Domestic hot water application with dedicated set point Self adaptive working for plants with low water content Smart managing of electric heaters

ANK Unit Commissioning Checks Before to Start the Unit: Unit placement: technical spaces respected suitable support surface Unit status: check unit status (no visible damages) no visible oil leaks (regrigerant lost) Water circuit: check water connections respected circuit water pressured all shut off valves opened air evacuated water connections tightened (no leak) Electrical : check section power cable earth cable connection IL power line switch selection auxiliary inputs connected all cables well tighneted voltage line tollerance +/-10% Unit has to be powered 24 hours before to warm compressor oil turning on main unit switch and checking that unit is switched off (no green led)

ANK Unit Commissioning Setting

ANK Unit Commissioning Settings Resistance Management Menu psw 001

ANK Unit Commissioning Settings

ANK Unit Commissioning Start Up After checks and settings go through READING menu to verify accurate values read

ANK Unit Commissioning

ANK Unit Commissioning

ANK Refrigerant Circuit

ANK Refrigerant Circuit Liquid accumulator Expansion vessel Dry filter Air exchanger distributor 4 way valve powered in cooling Calibrated orifice Flow switch Expansion valve Liquid separator High pressure switch 609 PSI Transducers Water filter

ANK Control Details

ANK Control Details

ANK Control Details

ANK Control Details - Defrost ANK Control Details • • When: – Decrease of suction pressure by more than 5. 8 PSI – Outdoor temperature below 50˚F, coil temperature below 39˚F – Leaving water temperature is more than 86˚F (to reach confort quickly in cold starts) – Defrost end by suction pressure rise or maximum time How: – Reverse cycle: under severe condition: • If the defrost is called in a shorter time for 3 times • If the suction pressure is less than 40. 6 PSI

ANK Control Details

ANK Control Details

ANK Control Details

ANK Control Details

ANK Control Details – Loads Defrost Managemen

ANK Control Details – Smart Starter Managemen • ANK machines are smart starter standard equipped • Can limit inrush currents to 40 AACrms upon applying the control signal • Spoft starting is achieved within a 600 ms interval Managed by

ANK Control Details – Fan Speed Controller

ANK Control Details – Fan Speed Controller Cooling Mode Set HP 261 PSI Set HP + differential

ANK Control Details – Fan Speed Controller Heating Mode

ANK Control Details – Screensavers A screen saver can be inserted by index Selection 1 INSTALLER menu psw 030 Selection 2

ANK Troubleshooting Alarm Summary Table FACTORY psw 125

ANK Troubleshooting

ANK Troubleshooting

ANK Troubleshooting AL 001: CIRCUIT BREAKER MTCCP contact opened or switched off AL 003: HIGH PRESSURE by HP SWITCH AL 012 : HIGH PRESSURE by HP TRASDUCERS IN COOLING: fans off, air exchanger dirty, devices out of order, installation IN HEATING: out of working limit, no enough water flow, gas charge, exp valve devices AL 004 : FLOW SWITCH Water filter, air in the system, pump out, flowswitch out, shutt off valves closed, high pressure drops AL 008 : ANTIFREEZE Water filter, low water set point, wrong antifreeze set point, low water volume AL 010 : HIGH DISCHARGE TEMPERATURE Working limit, refrigerant charge, expansion valve, compressor AL 015 : LOW PRESSURE by TRASDUCERS Working limit, refrigerant charge, fans out, air exchanger dirty, installation, device

ANK Maintenance Periodical maintenance for correct functioning and long term duration to prevent failures Hydraulic Circuit: Water circuit filling, clean water filter, bleed air, pipes insulation, glycol check, water flow control Electrical Circuit: Safeties efficiency test, voltage power supply control, loads absorption, connections tightness, cables quality, oil compressor and antifreeze heaters Refrigerant Circuit: Working parameters control HP, BP, Sh, Sc, safeties efficiency test, refrigerant pipes installation Mechanical Checks: Screws tightning, state of structure

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