Panasonic PAW-160MAH2 Installation Instructions Manual Download Page 62

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Electrical Wiring

Section F

Connections

No.

Name

In / Out

Allocation

Function

Comments

10 M2-6

(FREE)

GRY

Advanced & Medium: Activation of

demand control

Remove bridge for use of demand

control (if bridge is intact and in place,

temperature setpoint control is active)

9 M2-5

ORG

Advanced & Medium: Activation of

demand control

8 M2-4

WHT

Advanced & Medium: Analogue input

Demand

Advanced & Medium: Negative poten-

tial (–10 V DC) for demand control

7 M2-3

RED

Advanced & Medium: Analogue input

Demand

Advanced & Medium: Analogue input

(+10 V DC) for demand control

6 M2-2

I/O

RED

Advanced only: Analogue output

Advanced only: Internal potential

(+10 V DC) from TR-16/TR-16e via

bridge

5 M2-1

WHT

Advanced only: Analogue output

Advanced only: Internal potential

10 V DC from TR-16/TR-16e via

bridge

4 E2-2 /

E3-2

No polarity

Sensor E2 / TH3 (PACi) or

Sensor E3 / TH4 (ECOi), respectively

3 E2-1 /

E3-1

No polarity

2 E1-2

No polarity

Sensor E1 / TH2

1 E1-1

No polarity

Terminal layout – PAW-T10 (for advanced and light versions only)

PAW-T10 PCB

Connections

No.

In / Out

Allocation

Function

Comments

I (1)

Potential for I (2)

External Start / Stop

I (2)

ON / OFF

I (3)

Lock RC

Lock (Contact closed) or

Unlock (Contact open) remote control-

ler, respectively

I (4)

Potential for I (3)

O (5)

Operation Signal NC

Operation Signal as normally open or

normally closed contact

External Potential:

max. 250 V AC / 5 A

O (6)

Operation Signal NO

O (7)

Potential for O (5) and O (6)

O (8)

Alarm Signal NC

Alarm Signal as normally open or

normally closed contact

External Potential:

max. 250 V AC / 5 A

O (9)

Alarm Signal NO

O (10)

Potential for O (8) and O (9)

Important

For details about the connection and functions of the PAW-T10 PCB, please refer to the separa-

te installation instructions for PAW-T10.

Summary of Contents for PAW-160MAH2

Page 1: ...No limit Full capacity 2 Indoor unit start stop Stop 1 Start 1 No cut Stop AHU system indoor unit is completely switched OFF 2 No Limit No restrictions applied by BMS to AHU system indoor unit performance equivalent to full load operation of AHU system indoor unit Control option 1 PAW 280PAH2L The system s control is simple control of actual suction temperature vs set point Control works in the sa...

Page 2: ...ection Kit Standard wired remote controller Thermistor x2 Refrigerant E1 E2 Thermistor Air TA 1 sensor 1 Remote control CZ RTC4 2 New plastic IP 65 Box 3 PAW T10 PCB for Dry Contact 4 0 10V demand control PCB 5 Intelligent thermostat for Cold draft prevention Outdoor temperature shift compensation 6 Terminal base for sensors and power supply SET AL1 OUT ATU PV SV ºC ºC Air volume Dimensions Piping...

Page 3: ...Air Handling Unit Kit Installation Instructions SET AL1 OUT ATU PV SV ºC ºC ...

Page 4: ......

Page 6: ...scription 20 3 2 Scope of supply 21 3 3 System lineup 26 3 4 System Overview 28 3 5 Technical data 32 4 Installation 40 4 1 Installation of AHU Kit 40 4 2 Installation of refrigerant piping 43 4 3 Installation of expansion valve 43 4 4 Installation of thermistors 45 4 4 1 Installation of thermistor on gas pipe 46 4 4 2 Installation of thermistor on liquid pipe 47 4 4 3 Installation of thermistor o...

Page 7: ...76 5 7 Connection of external signal lines 79 6 Test Run 84 7 Control 85 7 1 Remote controller 85 7 2 Thermostat 85 7 2 1 Control and display elements 85 7 2 2 Operation 85 7 2 3 Initial Settings 91 7 2 4 Error Codes 96 7 2 5 Maintenance and Service 96 ...

Page 8: ...ght medium or advanced and can be selected based on the required functionality The following products are covered in this documentation Product version Light PAW 160MAH2L PAW 280MAH2L PAW 280PAH2L PAW 560MAH2L Medium PAW 160MAH2M PAW 280MAH2M PAW 280PAH2M PAW 560MAH2M Advanced PAW 160MAH2 PAW 280MAH2 PAW 280PAH2 PAW 560MAH2 The installation should be performed only by qualiﬁed electricians in stri...

Page 9: ...d result in death or serious injury CAUTION This indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE This indicates a hazardous situation which if not avoided could result in property damage Other notices Important This indicates other important information or references to other useful sources of technical data and descriptions i ...

Page 10: ... and fasten the cables securely so that external forces or pressure placed on the cables will not be transmitted to the connection terminals Suﬀocation can result if refrigerant gas leaks and exceeds the limit density in a small room Installation of the refrigerant piping must only be performed by an experienced quali ﬁed installer to minimize the risk of leaks Install so that even if refrigerant ...

Page 11: ...derate injury Electric shock shock and ﬁres may result from incomplete grounding of the equipment or failure to install an earth leakage circuit breaker ELCB or residual Current Device RCD Be sure to ground equipment properly Do not attach ground wires to gas pipes water pipes lightning arresters or telephone ground lines Always install an earth leakage circuit breaker or residual current device I...

Page 12: ...installation mainte nance and repair work see 1 4 2 Preventing leaks If a leak is suspected do the following remove or extinguish all naked ﬂames immediately ventilate the room immediately use a calibrated electronic leak dectector to detect any leaks see 1 4 3 Detecting leaks Repair any leaks diligently see 1 4 4 Repairing leaks before reﬁlling the refrige rant cycle with refrigerant and checking...

Page 13: ...mounted 2 2 for ceiling mounted LFL R32 Lower Flammability Limit 0 307 kg m3 Calculating examples Using the above formula it is possible to calculate a the minimum ﬂoor area for a given refrigerant charge or b the maximum refrigerant charge allowed for a given ﬂoor area Example S 36PF1E5B U 36PZH2E5 3 6 kW 7 m piping length 1 15 kg refrigerant charge a A given refrigerant charge amount of 1 15 kg ...

Page 14: ...amount speciﬁed in kg mc 1 22 Can be installed 1 22 mc mmax Installation possible within the hatched range mc mmax Can not be installed U 60PZ2E5 U 71PZ2E5 U 36PZH2E5 U 50PZH2E5 U 60PZH2E5 10 0 8 0 6 0 4 0 2 0 0 0 A min minimum indoor floor area m 2 mc refrigerant charge kg of the outdoor unit U 36PZH2E5 U 50PZH2E5 Can not be installed Can be installed Can not be installed 0 0 0 5 1 0 1 22 1 35 1 ...

Page 15: ...stalled Can not be installed 1 220 2 850 5 975 Elite U 71PZH2E5 U 71PZH2E8 U 100PZH2E5 U 100PZH2E8 U 125PZH2E5 U 125PZH2E8 U 140PZH2E5 U 140PZH2E8 mmax kg 2 850 5 975 U 100PZ2E5 U 100PZ2E8 U 125PZ2E5 U 125PZ2E8 U 140PZ2E5 U 140PZ2E8 0 0 2 0 4 0 6 0 8 0 10 0 12 0 14 0 16 0 18 0 20 0 5 0 4 5 4 0 3 5 3 0 2 5 2 0 1 5 1 0 0 5 0 0 A min minimum indoor floor area m 2 mc refrigerant charge kg of the outdo...

Page 16: ...t let air enter the refrigeration cycle because this will increase the risk of explosion and injury due to high tension inside the refrigerant cycle Keep all tubing runs as short as possible Use the ﬂare method for connecting tubing and apply refrigerant lubricant to the matching surfaces of the ﬂare and union tubes before connecting them then tigh ten the nut with a torque wrench for a leak free ...

Page 17: ...nd which requires brazing do the following Recover all refrigerant from the system or isolate all refrigerant by means of shut oﬀ valves in a part of the system remote from the leak Purge the system with oxygen free nitrogen OFN both before and during the brazing process Re ﬁll the system with refrigerant and check for any remaining leaks see 1 4 3 Detecting leaks Repeat this procedure until no mo...

Page 18: ... spaces Also at high temperatures maximum limitation of absolute humidity should be provided to avoid muggy conditions Typi cally this limit value lies at about 10 g kg H2O Absolute humidity rh relative humidity Temperature Cooling and humdifying Heating and humdifying Humdifying and reheating if required Humdifying only Comfort range 35 rh 24 C 20 C 65 rh Cooling only Heating only Energy savings ...

Page 19: ... Air ducts Air distribution elements Supply air Outside air Return air Exhaust air 2 3 Air handling units Main components of air handling units The main components of an air handling unit are shown in the following graphic Mixed air MA Supply air fan SAF Supply air SA Outside air OA Return air RA Exhaust air EA Dampers D Dampers D Dampers D Cooling Coil CC Heating Coil HC Air handling unit AHU Fil...

Page 20: ...18 Ventilation theory and air handling units Main types of air handling units Supply type Exhaust type Supply Exhaust type with cross ﬂow heat exchanger Supply Exhaust type with mixing chamber ...

Page 21: ...nit 1 This schematic layout applies to the advanced and medium AHU Kit versions only because they feature an in built CZ CAPBC2 interface handling the 0 10 V control This enables various control alternatives Capacity control through external BMS via 0 10 V signal only supported by ECOi and PACi but not by ECO G outdoor units Capacity control through in built supply air or ambient temperature senso...

Page 22: ... an external fan High Mid Low and LL for Th OFF Need to change the fan control circuit wiring at ﬁeld X X X Defrost operation signal Thermo ON OFF states output X X X Drain pump control Drain pump and the ﬂoat switch to be ﬁeld supplied X X X Basic humidiﬁer control output Humidiﬁer to be ﬁeld supplied X X X Alarm and operation output X X X The system is controlled by the air intake or room return...

Page 23: ...X X Expansion valve X X X PCBs for the expansion and RAP SVK valves X X X Refrigerant temperature sensors E1 E3 X X X E1 E2 X X X Air intake and air outlet temperature sensors TA X X X X X X BL X X X CZ CAPBC2 interface for 0 10 V control ACC SP1A X X X X Thermostat TR 16 TR 16e including an ad ditional temperature sensor to be used either for room supply air or ambient air temperature X X Dependi...

Page 24: ... 2 Thermostat TR 16 TR 16e 3 External signal control PCB PAW T10 4 Terminal board with 6 connectors 5 CZ CAPBC2 interface on rear side AHU Kit shown with transparent front cover removed Depending on AHU Kit generation 5 1 2 3 4 Control functions provided as standard by integral components CZ RTC2 CZ RTC4 Timer remote controller Operation ON OFF Mode selection Temperature setting Parameter settings...

Page 25: ...mbined with the demand control or target temperature setting accom plished by the thermostat However if simultaneous demand control and target temperature setting is needed this can only be achieved by using a second optional CZ CAPBC2 interface 2 Mode select and or ON OFF control cannot be combined with fan operation control nor Thermostat ON OFF control However if simultaneous control of 2 optio...

Page 26: ...al free possible usa ge for external blow out temperature control Terminal EX1 EX2 Mounting boards 1 2 3 4 Upper mounting board front side 1 Remote controller CZ RTC2 CZ RTC4 2 Thermostat TR 16 TR 16e 1 3 External signal control PCB PAW T10 1 4 Terminal board with 6 connectors labelled Section A to Section F each with 20 con tacts2 8 9 5 6 7 Upper mounting board rear side 5 Pocket for thermostat 6...

Page 27: ... 13 Relay 14 Single motorized valve PCB1 15 Relay 16 Single RAP valve control PCB3 17 Double RAP valve control PCB3 1 Not available in all versions 2 For details see 5 4 Terminal block layout 3 Depending on the model used the single RAP valve control PCB 16 or double RAP valve control PCB 17 is mounted in this position ...

Page 28: ...r units including Mini ECOi 2 pipe ECOi 2 pipe and ECOi 3 pipe units with a nominal cooling capacity of at least 8 HP like any other standard indoor unit Mixed installation with standard indoor units is possible with all ECOi outdoor units as above However in this case two additional RAP valves 2 x CZ P160RVK2 must be installed in the unit connection pipe unless the complete system is exclusively ...

Page 29: ...ical data books Connection to ECO G 3 way systems is not allowed 3 PAW 560MAH2 L M Like any other indoor unit of similar capacity PAW 560MAH2 L M can be installed in combination with all ECO G 2 way outdoor units only Mixed Installation with standard indoor units is not possible Connection to ECO G 3 way systems is not allowed System lineup PACi systems Capacity kW Refrigerant Outdoor unit1 AHU Ki...

Page 30: ...s piping ﬁeld supplied G Electronic expansion valve H Thermistor for liquid pipe I Thermistor for gas pipe J Thermistor for suction air K Thermistor for discharge air L Inter unit wiring M Magnetic relay for operating the blower ﬁeld sup plied System example for ECOi single connection system SET AL1 OUT ATU PV SV ºC ºC ECOi outdoor unit Piping Outdoor unit indoor unit wiring Wiring for temperature...

Page 31: ...ey have to be group wired and operate as a single group In this case you have to discon nect the included remote controllers and CZ CAPBC2 boards ACC SP1A PCB except for one each It is irrelevant which one is retained there is no preference The external connections need to be done only on the unit with the connected CZ CAPBC2 board Note In this particular case it is even possible to combine a sing...

Page 32: ...on valve H Thermistor for liquid pipe E1 I Thermistor for gas pipe E3 J Thermistor for suction air TA K Thermistor for discharge air BL L Inter unit wiring M Magnetic relay for operating the blower ﬁeld sup plied 1 Single connection system shown here as an example 2 Multi connection systems are possible in combination with PAW 160MAH2 L M or PAW 280MAH2 L M In case of multi connections with PAW 56...

Page 33: ...supplied F Gas piping ﬁeld supplied G Thermistor for liquid pipe E1 H Thermistor for heat exchanger pipe middle E2 I Thermistor for suction air TA J Inter unit wiring K Magnetic relay for operating the blower ﬁeld sup plied 1 With all PACi outdoor units only 1 to 1 installations are allowed System example for PACi single connection system SET AL1 OUT ATU PV SV ºC ºC PACi outdoor unit Piping Outdoo...

Page 34: ...easuring indicating C 50 580 50 580 Temperature increments measuring indicating C 0 1 1 Sampling period sec 3 Output signal factory setting alternative setting V 0 10 2 10 Input signal Pt100 2 3 wire Control voltage V ph Hz 85 265 1 50 60 Ambient temperature max C 45 Ambient air humidity max in hostile environments RH 85 Quiescent current consumption W 3 Dimensions AHU Kit Side view 210 254 278 21...

Page 35: ...e outdoor unit Cooling Min Max C DB 10 43 10 43 10 43 10 43 10 43 Heating Min Max C WB 20 15 20 15 20 15 20 15 20 15 AHU Kit HP 50 60 70 80 AHU Kit model PAW 560MAH2 L M PAW 560MAH2 L M PAW 280MAH2 L M PAW 560MAH2 L M PAW 560MAH2 L M PAW 560MAH2 L M PAW 560MAH2 L M PAW 560MAH2 L M PAW 560MAH2 L M PAW 280MAH2 L M PAW 560MAH2 L M PAW 560MAH2 L M PAW 560MAH2 L M PAW 560MAH2 L M Nominal cooling capaci...

Page 36: ...arge R410A kg 0 36 0 54 0 81 0 76 0 81 0 76 0 81 Max pipe length m 40 35 30 30 30 30 30 Max ambient temp for pump down C n a n a 35 25 35 25 n a AHU Kit PAW 280PAH2 L M Outdoor unit PACi Elite U 36PE2E5A U 50PE2E5A U 60PE2E5A U 71PE1E5A U 100PE1E5A U 125PE1E5A U 140PE1E5A Nominal cooling capacity kW 3 6 5 0 6 0 7 1 10 0 12 5 14 0 Nominal heating capacity kW 4 0 5 6 7 0 8 0 11 2 14 0 16 0 Piping co...

Page 37: ...der special conditions B3 AHU DX coil heat exchanger volume subject to restrictions3 Min Max dm3 2 2 1 7 3 0 1 7 3 0 1 7 3 0 2 3 5 7 2 7 7 1 Additional refrigerant charge R410A due to larger heat exchanger volume kg dm3 0 9 0 9 0 9 0 9 0 9 0 9 Max additional refrigerant charge R410A kg 0 36 0 81 0 81 0 81 1 25 2 51 Max pipe length m 40 30 30 30 n a n a Max ambient temp for pump down C 35 25 25 25 ...

Page 38: ...charge calculation 1 7 dm3 1 4 dm3 x 0 9 kg dm3 10 m x 0 04 kg m 0 27 kg 0 40 kg 0 67 kg Calculation example for number of passes in the heat exchanger The minimum number of passes in the AHU heat exchanger is restricted The limit is calculated by the formula Minimum number of passes Number of steps Distance between tube sheets Number of rows 1 5 10 4 The calculated value must then be rounded up t...

Page 39: ... 0 83 0 83 0 83 0 83 0 83 0 83 0 83 0 83 Max additional refrigerant charge R32 kg 0 33 0 50 0 58 0 58 0 74 0 58 0 58 0 74 Max pipe length m 30 25 35 35 35 35 35 35 Max ambient temp for pump down C n a n a 35 25 35 35 25 35 AHU Kit PAW 280PAH2 L M Outdoor unit PACi Elite U 36PZH2E5 U 50PZH2E5 U 60PZH2E5 U 71PZH2E5 U 100PZH2E5 U 125PZH2E5 U 140PZH2E5 Nominal cooling capacity kW 3 6 5 0 6 0 7 1 10 0 ...

Page 40: ...nditions B3 AHU DX coil heat exchanger volume subject to restrictions3 Min Max dm3 2 2 1 7 3 0 1 7 3 0 1 7 3 0 2 3 5 7 2 7 7 1 Additional refrigerant charge R32 due to larger heat exchanger volume kg dm3 0 83 0 83 0 83 0 83 0 83 0 83 Max additional refrigerant charge R32 kg 0 33 0 74 0 74 0 74 1 16 2 32 Max pipe length m 40 65 65 65 90 60 Max ambient temp for pump down C 35 43 43 43 n a n a Air vo...

Page 41: ...number of passes Number of steps Distance between tube sheets Number of rows 1 5 10 4 The calculated value must then be rounded up to the next integer number Example Number of steps 12 Distance between tube sheets 1 000 mm Number of row 3 Minimum number of passes 12 1 000 x 3 1 5 10 4 5 4 This value must be rounded up to 6 This means that the minimum number of passes is 6 passes NOTICE Nuisance tr...

Page 42: ... the wires and should therefore be avoided Attach the AHU Kit either directly to the Air Handling Unit or to a wall nearby and make sure that it is not exposed to direct sunlight Use protecting wire ducts to avoid exposing the wires of thermistors and the electronic expansion valve to the outside Mount the AHU Kit according to the following instructions Please note that screws and other ﬁxing mate...

Page 43: ...41 Installation enclosure 4 Mount the backside of the enclosure to the wall or surface using ﬁeld supplied ﬁxing screws inserted through the previously prepared holes at each corner ...

Page 44: ... below the enclosure through the screwed cable glands and connect the wires to each of the 6 connectors as required After having ﬁnished wiring and applying power to the AHU Kit auto addressing can be per formed and the parameters of the thermostat advanced version only can be set Important Please note that the connectors can be plugged out for easy installation As connectors A and D are intended ...

Page 45: ...or piping design Instructions for the safe handling of R32 see 1 4 Instructions for safe handling of R32 Important For technical data limitations and restrictions not mentioned in this document refer to the tech nical documentation for the relevant ECOi ECO G and PACi outdoor units 4 3 Installation of expansion valve Installation of expansion valve ECOi and ECO G systems NOTICE Damage to the expan...

Page 46: ...mm instead of Ø 15 88 mm AHU heat exchanger Expansion valve accessory Pipe to the outdoor unit Pipe to the outdoor unit Max length 6 m Flare connection Ø 15 88 mm Pipe to the AHU heat exchanger Vertical inclination of expansion valve must be less than 15 Pipe to the outdoor unit Expansion valve MOV Pipe to the AHU heat exchanger The coil wire must be inserted drooped in the AHU body with the droop...

Page 47: ...stors and the electronic expansion valve to the outside When installing the thermistors the following limitations and restrictions need to be observed Wires must not be put out of equipments Wires must not be cut and connector of wires must not be detached Thermistors must be Identiﬁed by the tag which is wound to each thermistor The head of the thermistor must be attached exactly onto the pipe be...

Page 48: ...must be installed for each heat exchanger 4 4 1 Installation of thermistor on gas pipe Installation of thermistor on gas pipe ECOi and ECO G systems Mount E3 thermistor to the gas pipe of the AHU heat exchanger according to the following instructions For PAW 160MAH2 L M 1 Attach the gas pipe thermistor onto the collecting gas pipe in the heat exchanger 2 Cover the thermistor and pipe with aluminum...

Page 49: ...ensor in an appropriate way e g with a little clip to prevent it from falling out of the sleeve 4 4 2 Installation of thermistor on liquid pipe Mount E1 thermistor to the liquid pipe of the AHU heat exchanger according to the following instructions 1 Attach the liquid pipe thermistor to the liquid pipe located in the lowest position after the distributor in the heat exchanger 2 Cover the thermisto...

Page 50: ...llowing instructions 1 Attach the heat exchanger pipe middle thermistor in the middle of each pass line pipe in the heat exchanger 2 Cover the thermistor and pipe with aluminum tape ﬁeld supplied 3 Fix thermistor with two bands Then run the wire downwards in a loop to avoid putting tensi on to it 4 Cover the aluminum tape with thermal insulation And also cover the sensor copper portion with therma...

Page 51: ...y PACi systems As there is only one ﬁxed capacity AHU Kit model PAW 280PAH2 L M available for combina tion with the complete range of PACi systems where the outdoor unit capacity is also ﬁxed for each model type it is necessary to change the settings so that the default capacity check of the PACi outdoor unit is ignored and the outdoor unit capacity can be matched with the AHU Kit capacity There a...

Page 52: ...the following desi gnated areas on the outdoor unit NOTES NOTES Position of designated area for NOTES label depends on model type Method B Changing outdoor unit setting to ignore capacity Another possibility is to change the outdoor unit settings by using a separate standard wired remote controller CZ RTC2 or CZ RTC4 Required accessories Standard wired remote controller CZ RTC2 CZ RTC4 Optional sp...

Page 53: ...ptional special service wiring CV6242785082 or PAW MRC Standard wired remote controller CZ RTC4 Standard R410A U 60PEY2E5 U 71PEY2E5 Standard R32 U 60PZ2E5 U 71PZ2E5 Elite R410A U 36PE2E5A U 50PE2E5A U 60PE2E5A Elite R32 U 36PZH2E5 U 50PZH2E5 U 60PZH2E5 b CN RC Outdoor unit maintenance remote controller Optional special service wiring CV6242785082 or PAW MRC Standard wired remote controller CZ RTC...

Page 54: ...0PZ2E5 e CN RC Outdoor unit maintenance remote controller Optional special service wiring CV6242785082 or PAW MRC Standard wired remote controller CZ RTC4 Standard R32 U 100PZ2E8 U 125PZ2E8 U 140PZ2E8 f CN RC Outdoor unit maintenance remote controller Optional special service wiring CV6242785082 or PAW MRC Standard wired remote controller CZ RTC4 Elite R32 U 71PZH2E8 U 100PZH2E8 U 125PZH2E8 U 140P...

Page 55: ...e SET button followed by the Spanner button 7 After that you can disconnect the maintenance remote controller from the outdoor unit PCB Method C Adapting AHU capacity to PACi outdoor unit capacity The last possibility is to adapt the AHU Kit capacity to match the capacity of the currently used PACi outdoor unit To change the relevant setting invoke the Detailed Settings mode on the AHU Kit s integ...

Page 56: ...5 U 100PZ2E8 U 100PE1E5A U 100PE1E8A U 100PZH2E5 U 100PZH2E8 0015 U 125PEY1E5 U 125PEY1E8 U 125PZ2E5 U 125PZ2E8 U 125PE1E5A U 125PE1E8A U 125PZH2E5 U 125PZH2E8 0017 U 140PEY1E5 U 140PEY1E8 U 140PZ2E5 U 140PZ2E8 U 140PE1E5A U 140PE1E8A U 140PZH2E5 U 140PZH2E8 0018 U 200PE2E8 U 200PZH2E8 0021 U 250PE2E8 U 250PZH2E8 0023 5 Conﬁrm the new setting by pressing the SET button 6 Only for R32 models Press ...

Page 57: ...t possible hazards from insulation failure the unit must be grounded Each wiring connection must be done in accordance with the wiring system diagram Wrong wiring may cause the unit to misoperate or become damaged Do not allow wiring to touch the refrigerant tubing compressor or any moving parts of the fan Unauthorized changes in the internal wiring can be very dangerous The manufacturer will acce...

Page 58: ... Use shielded wiring or 2 0 mm2 AWG 14 Use shielded wiring 0 75 mm2 AWG 18 Use shielded wiring 0 75 mm2 AWG 18 Use shielded wiring 0 75 mm2 AWG 18 Use shielded wiring Max 1 000 m Max 2 000 m Max 500 m Max 200 m total Max 300 m 1 While E and F are relevant for ECOi and PACi multi connection systems F is only relevant for ECOi multi con nection systems 5 3 Connection of wiring to terminals Connect w...

Page 59: ...o scratch braided shield 2 Unbraid the braided shield carefully and twist the unbraided shield wires tightly together Insulate the shield wires by covering them with an insulation tube or wrapping insulation tape around wire Insulation tape Shield mesh 3 Remove insulation of signal wire Insulation tape Shield mesh 8 mm 4 Attach wire end sleeves to the signal wires and the shield wires insulated in...

Page 60: ...ersion PT10 negative pole and PT9 positive pole 4 PT9 I O Advanced Red wire Medium Red wire 3 PT8 I Advanced White wire Medium not used 2 FD2 O Fan Signal Control of an additional external fan or additional external air handling unit Internal potential 12 V DC 1 FD1 O Potential for FD2 Section B Connections No Name In Out Allocation Function Description 10 FS2 I Float switch Float switch ex factor...

Page 61: ...d 9 HU2 O No polarity External Humidiﬁer Control Internal Potential 230 VAC max 3A 8 HU1 O No polarity 7 2Z 7 I Potential for OP3 FanAlarm Input Unit will only operate if this contact is closed otherwise error code P01 will be displayed Internal Potential 230 VAC 6 OP3 I FanAlarm 5 1Z 3 O No polarity Fan Start Stop Signal External Potential max 230 VAC 5A 4 1Z 5 O No polarity 3 I Protective earth ...

Page 62: ... via bridge 4 E2 2 E3 2 I No polarity Sensor E2 TH3 PACi or Sensor E3 TH4 ECOi respectively 3 E2 1 E3 1 I No polarity 2 E1 2 I No polarity Sensor E1 TH2 1 E1 1 I No polarity Terminal layout PAW T10 for advanced and light versions only PAW T10 PCB Connections No In Out Allocation Function Comments 1 I 1 Potential for I 2 External Start Stop 2 I 2 ON OFF 3 I 3 Lock RC Lock Contact closed or Unlock C...

Page 63: ...tory default connected 12 V power supply 14 By factory default connected 13 R C LINEA By factory default connected Remote control lineA 12 By factory default connected 11 SG R C LINE B Not used Remote control line B 10 12V Not used 9 GND Not used 8 DI3 By factory default connected to terminal contacts Digital input 7 DI2 By factory default connected to terminal contacts 6 DI1 By factory default co...

Page 64: ...O contact static pulses open close close open open close close open open close close open 0 Start Fan low Indoor units stop when all of Input 1 2 3 are open Start Fan medium Indoor units stop when all of Input 1 2 3 are open Start Fan high Indoor units stop when all of Input 1 2 3 are open All inputs static 1 Start Prohibit R C Start Stop Stop Prohibit R C Start Stop Start Accept R C Start Stop St...

Page 65: ...ing on the BMS digital input DI conﬁguration switch S3 on the CZ CAPBC2 interface can be set for the digital input terminals to accept either non voltage signals from dry contacts factory default NON VOLTAGE or 12 24 V DC signals VOLTAGE Set S3 to VOLTAGE if digital inputs are to accept 12 24 V DC signals CN2 CN8 S1 S5 S3 S4 S2 C DO1 Start Alarm U H J1 A J2 12V DO2 COM COM COM DI1 DI2 DI3 AO ON ON...

Page 66: ... 1 2 TA YEL 1 2 E1 RED 1 3 E3 BRN 1 2 BL GRN 1 3 FS RED 1 2 PNL BRN 1 2 FAN DRIVE WHT L N U1 U2 R1 R2 EX1 EX2 1 2 3 4 5 1 3 3WAY WHT POWER WHT CR SV80A 1 3 SV1 CN003 RED 5 7 9 6 1 2 3 4 5 6 CONNECTOR 6P YEL 1Z 7 5 8 3 1 2Z 7 5 8 3 1 TERMINAL 1Z5 1Z3 TERMINAL OP3 2Z7 05 06 M1 1 M1 2 M1 3 M1 4 M1 5 TERMINAL TA1 TA2 E1 1 E1 2 E3 1 E3 2 BL1 BL2 FS1 FS2 TERMINAL FD1 FD2 1 2 FILTER WHT FI1 FI2 1 3 HU1 R...

Page 67: ... 3 1 TERMINAL 1Z5 1Z3 TERMINAL OP3 2Z7 05 06 M1 1 M1 2 M1 3 M1 4 M1 5 TERMINAL TA1 TA2 E1 1 E1 2 E3 1 E3 2 BL1 BL2 FS1 FS2 TERMINAL FD1 FD2 1 2 FILTER WHT FI1 FI2 1 3 HU1 RED HU1 HU2 1 2 OPTION WHT 3 4 5 6 ON1 ON2 ON3 ON4 ON5 ON6 PE CZ RTC2 4 R1 R2 M1 6 ACC SP1A V119 COM DO2 COM DO1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 CN2 CN1 1 2 3 4 5 6 T10 YEL E COM DI1 DI2 DI3 COM DO2 COM DO1 TERMINAL TERMINAL ...

Page 68: ...WHT BLK BLU ORG BLK BLU BRN YEL RED WHT RED RED BLK BLK ORG RED YEL BLK GRY WHT WHT BLK BLK WHT WHT BLK ORG ORG VLT GRY WHT RED WHT WHT BLK PNK BLU BRN YEL BLU RED WHT WHT RED RED RED WHT RED BLU YEL ORG BRN BRN ORG YEL BLU WHT RED GRY ORG GRY ORG WHT WHT RED BLK BLU WHT RED BLU BLK BLK BLU VLT BLK BLU BLU BLK YEL VLT YEL L N U1 U2 R1 R2 EX1 EX2 TERMINAL 1Z5 1Z3 TERMINAL OP3 2Z7 M1 1 M1 2 M1 3 M1 ...

Page 69: ...4 ON5 ON6 PE CZ RTC2 4 R1 R2 M1 6 M2 1 M2 2 M2 3 M2 4 M2 5 BRN BRN WHT WHT RED RED TR1 BLK BLK BLK BLK BLK BLK BLK BLK RED GRN WHT RED BLK BLU PNK BLU WHT BLK RED WHT YEL BLU BLK WHT RED BLK WHT RED YEL BLU BLK WHT RED YEL BLU RED WHT BLK VLT GRY YEL ORG VLT WHT BRN RED WHT VLT BRN YEL RED WHT BLK BLU ORG ORG RED YEL BLK GRY WHT WHT BLK WHT BLK ORG ORG GRY RED WHT RED WHT WHT BLK PNK BLU BRN YEL B...

Page 70: ...TERMINAL M2 6 M2 5 M2 4 M2 3 M2 2 M2 1 PT10 PT9 PT8 JP1 BRN BRN WHT WHT RED RED TR1 BLK BLK BLK BLK BLK BLK BLK BLK RED GRN WHT RED BLK BLU PNK BLU WHT BLK RED WHT YEL BLU BLK WHT RED BLK WHT RED YEL BLU BLK WHT RED YEL BLU RED WHT BLK VLT GRY YEL ORG VLT WHT BRN RED WHT VLT BRN YEL RED WHT BLK BLU ORG WHT BLK WHT BLK ORG ORG GRY RED WHT RED WHT WHT BLK PNK BLU BRN YEL BLU RED ORG RED YEL BLK GRY ...

Page 71: ...BLK BLU ORG BLK BLU BRN YEL RED WHT RED RED BLK BLK ORG RED YEL BLK GRY WHT WHT BLK BLK WHT ORG ORG VLT GRY WHT RED WHT WHT BLK PNK BLU BRN YEL BLU RED WHT WHT RED RED RED WHT RED BLU YEL ORG BRN BRN ORG YEL BLU WHT RED GRY ORG GRY ORG WHT WHT RED BLK BLU WHT RED BLU BLK BLK BLU BLK WHT RED YEL BLU BLK WHT RED YEL BLU WHT BLK VLT BLK BLU BLU BLK YEL YEL VLT L N U1 U2 R1 R2 EX1 EX2 TERMINAL 1Z5 1Z3...

Page 72: ...0 YEL E 1 2 OPTION WHT 3 4 5 6 ON1 ON2 ON3 ON4 ON5 ON6 PE CZ RTC2 4 R1 R2 BRN BRN WHT WHT RED RED TR1 ORG RED YEL BLK GRY BLK RED ORG RED YEL BLK GRY BLK BLK BLK BLK BLK BLK BLK BLK RED GRN WHT RED BLK BLU PNK BLU WHT BLK RED WHT YEL BLU BLK WHT RED BLK WHT RED YEL BLU BLK WHT RED YEL BLU RED WHT BLK VLT GRY YEL ORG VLT WHT BRN RED WHT VLT BRN YEL RED WHT BLK BLU ORG ORG RED YEL BLK GRY WHT WHT BL...

Page 73: ...DI3 COM DO2 COM DO1 TERMINAL M2 6 M2 5 M2 4 TERMINAL M2 3 M2 2 M2 1 PT10 PT9 PT8 JP1 BRN BRN WHT WHT RED RED TR1 ORG RED YEL BLK GRY BLK RED ORG RED YEL BLK GRY BLK BLK BLK BLK BLK BLK BLK BLK RED GRN WHT RED BLK BLU PNK BLU WHT BLK RED WHT YEL BLU BLK WHT RED BLK WHT RED YEL BLU BLK WHT RED YEL BLU RED WHT BLK VLT GRY YEL ORG VLT WHT BRN RED WHT VLT BRN YEL RED WHT BLK BLU ORG WHT BLK WHT BLK ORG...

Page 74: ...RED BLK BLK ORG RED YEL BLK GRY WHT WHT BLK BLK WHT RED WHT WHT BLK PNK BLU RED RED WHT RED BLU YEL ORG BRN BRN ORG YEL BLU WHT RED GRY ORG GRY ORG WHT BLK BLU BLK BLU BLK BLU BRN BRN WHT WHT RED RED TR1 ORG RED YEL BLK GRY BLK RED ORG RED YEL BLK GRY YEL BLU BLK WHT RED BLK WHT RED YEL BLU BLK WHT RED YEL BLU RED WHT VLT GRY YEL ORG VLT WHT BRN ORG ORG VLT GRY RED WHT WHT BRN YEL BLU RED WHT BLK ...

Page 75: ... TRANS P WHT 1 2 TRANS S WHT 3 4 1 2 PMV WHT 3 4 5 6 1 2 HBS YEL CR UXRP71B P 1 2 TA YEL 1 2 E1 RED 1 3 E2 BLU 1 2 BL GRN 1 3 FS RED 1 2 PNL BRN 1 2 FAN DRIVE WHT L N U1 U2 R1 R2 EX1 EX2 1Z 7 5 8 3 1 2Z 7 5 8 3 1 TERMINAL 1Z5 1Z3 TERMINAL OP3 2Z7 05 06 TA1 TA2 E1 1 E1 2 E3 1 E3 2 FS1 FS2 TERMINAL FD1 FD2 1 2 FILTER WHT FI1 FI2 1 3 HU1 RED HU1 HU2 4POL PK1 B 10 PK1 A PAW T10 T10 9 8 1 2 3 4 5 6 1 2...

Page 76: ...OM DO1 TERMINAL TERMINAL M2 6 M2 5 M2 4 M2 3 M2 2 M2 1 PT10 PT9 PT8 JP1 BRN BRN WHT WHT RED RED TR1 BLK BLK BLK BLK BLK BLK RED GRN WHT RED BLK BLU PNK BLU WHT BLK RED WHT RED WHT BLK VLT GRY YEL ORG VLT WHT BRN RED WHT VLT BRN YEL RED WHT BLK BLU ORG WHT BLK WHT BLK ORG ORG VLT GRY WHT RED WHT WHT BLK PNK BLU BRN YEL BLU RED RED GRY BLU YEL ORG BRN BRN ORG YEL BLU BLK WHT WHT RED WHT RED GRY ORG ...

Page 77: ...K ORG RED YEL BLK GRY WHT WHT BLK BLK WHT RED WHT WHT BLK PNK BLU RED RED WHT RED BLU YEL ORG BRN BRN ORG YEL BLU WHT RED GRY ORG GRY ORG WHT BLK BLU BLK BLU BLK BLU BRN BRN WHT WHT RED RED TR1 RED WHT VLT GRY YEL ORG VLT WHT BRN WHT BLK ORG ORG VLT GRY WHT BRN YEL BLU RED RED YEL YEL VLT YEL RED YEL WHT VLT L N U1 U2 R1 R2 EX1 EX2 TERMINAL TA1 TA2 E1 1 E1 2 E3 1 E3 2 FS1 FS2 TERMINAL FD1 FD2 FI1 ...

Page 78: ... WHT BLK Power supply 220 240V 50 60Hz Power supply 220 240V 50 60Hz Power supply 220 240V 50 60Hz Ground Ground Ground Ground Ground Ground Inter outdoor unit control wiring Ground Ground Ground Outdoor unit INV unit Power supply 380 415V 3 N 50Hz Power supply 380 415V 3 N 50Hz Outdoor unit INV unit Ground Ground Ground Ground Ground Ground AHU Kit No 1 AHU Kit No 2 AHU Kit No 3 AHU Kit No n Grou...

Page 79: ...rminal board actual appearance may diﬀer slightly 10P Connector Section D 1 L Power supply 2 N Neutral conductor 3 Protective earthing 4 IZ 5 Blower out 5 IZ 3 Blower out 6 OP3 Blower protection 7 2Z 7 Blower protection 8 HU1 Humidiﬁer 9 HU2 Humidiﬁer 10 Blind 1 2 3 4 5 6 7 8 9 10 3 Refrigerant Circuit R C address should be set on the outdoor unit before turning the power on 4 Regarding R C addres...

Page 80: ...nnection between outdoor units do not remove the bus terminator bridge 8 Do not install the inter unit control wiring in a way that forms a loop Outdoor unit Outdoor unit Outdoor unit Indoor unit Indoor unit Indoor unit Prohibited Prohibited Indoor unit Indoor unit 9 Do not install inter unit control wiring such as star branch wiring Star branch wiring causes faulty address setting Outdoor unit In...

Page 81: ...nstructions on how to connect wiring to the terminal see next section and fasten the wire securely with the terminal screw Check and ensure that all wiring is tightly connected 5 7 Connection of external signal lines NOTICE Freeze up of the heat exchanger coil due to insuﬃcient air volume ﬂow In systems using an AHU Kit situations may occur where the outdoor unit is operating while the AHU fan is ...

Page 82: ...8 9 10 Blower signal and blower protection lines must be routed through left wiring port below the terminal board The external signal lines must be inserted drooped in the AHU body and protected by a clamp with the drooping wire being close to the AHU Kit to avoid water re aching the AHU Kit Inside of AHU Blower signal and blower protection lines Clamp AHU Kit Drooping wire Blower signal output Th...

Page 83: ...ion stops 10P Connector Section D 6 7 SW1 1 2 3 4 5 6 7 8 9 10 SW1 operation command ﬁeld supplied 220 240 V AC 0 1 A Important In Section D the contact between terminals D6 OP3 and D7 2Z 7 must be closed because otherwise the AHU Kit cannot work Electric circuit example ECOi systems Multi connection systems with 3 AHU Kits X1 X2 X3 Blower signal Field supplied 10P Connector Blower signal output X...

Page 84: ...er model or the ECOi ECO G or PACi service manuals Make sure that jumper JP1 on the indoor unit PCB remains closed intact As an alternative to using PAW T10 terminals 1 and 2 it is also possible to use for example con tacts 1 to 4 in Section C of the main control board COM and DI1 to DI3 For correct use of these contacts see 5 4 Terminal board layout in this manual The wiring system shown in the d...

Page 85: ... a timer and air ﬂow switch Air ﬂow switch SET AL1 OUT ATU PV SV ºC ºC PACi or ECOi ECO G outdoor unit AHU Kit 0 10 V capacity control External control system Air Handling Unit AHU Timer Main terminal board Terminals D4 and D5 PAW T10 Terminals I 1 and I 2 ...

Page 86: ...cording to the Test Run section in the Installation Instructions of the relevant outdoor unit If alarm messages are indicated on the outdoor unit PCB by blinking LEDs or on the wired remote controller refer to the Alarm Messages section in the Installation Instructions for the relevant outdoor unit ...

Page 87: ...ced version of the AHU Kit features a thermostat temperature controller which can optionally be set and parametrized separately if using the controller is required Important The thermostat is not included in the light or medium version of the AHU Kit 7 2 1 Control and display elements 1 2 3 4 5 6 7 8 1 Display PV Process value 2 Display SV Set value 3 Button Down 4 Button Up 5 Button Set 6 Button ...

Page 88: ... the set temperature value To change the set temperature value perform the following steps 1 During operation press the button 1 x brieﬂy The SV display is blinking 2 Change the set value as required using the and buttons The SV display shows the desired temperature value 3 Conﬁrm the setting by pressing the button 1 x brieﬂy The SV display permanently shows the new set value Important The set tem...

Page 89: ...ameters and their range of valid values are shown in the table below 3 Once the PV display shows the parameter to be changed and the blinking SV display shows the currently set parameter value use the and buttons to set a new para meter value 4 Conﬁrm the new setting by pressing the button 1 x brieﬂy 5 If more than one parameter needs to be changed repeat steps 2 through 4 for each required parame...

Page 90: ...ile the cycle frequency has no relevance for the wear free electronic SSR outputs 2 AutoTuning must be performed during normal operation with the load applied However during Auto Tuning mode the system may heat up to temperatures signiﬁcantly exceeding the set tempera ture value Therefore for sensitive applications the set value should be reduced before the start of the Auto Tuning mode Auto Tunin...

Page 91: ...mode the output must be negated This control me thod is called normally closed NC ouput When the actual temperature value is above the set temperature value the output is activated When the actual temperature value is below the set temperature value the output is inactive Important On AHU Kit models equipped with thermostat TR 16e the mode can be changed automatically by the remote controller CZ R...

Page 92: ...mperature and the set temperature values respectively Switching from 0 10 V to 2 10 V output signals The voltage range for the output signals on terminals 6 7 is factory set to 0 10 V Switching the voltage range from 0 10 V to 2 10 V is possible However Panasonic recom mends to keep the factory setting To switch from 0 10 V to 2 10 V output signals perform the following steps 1 Press and hold the ...

Page 93: ...rature perform the following steps 1 Open the AHU Kit enclosure see 4 1 Installation of AHU Kit step 2 2 On the thermostat switch to PID mode by entering the Parameter menu and set parame ters P I and D to the values given below see 7 2 2 Operation Changing values in the Parameter menu AHU situation P I D a Capacity high and air volume ﬂow low 7 120 3 b Capacity low and air volume ﬂow high 3 180 1...

Page 94: ...emperature control see diagrams below and must not be equal to zero 3 On the thermostat switch to cooling or heating mode depending on the AHU requirements for AHU Kit models equipped with thermostat TR 16 see 7 2 2 Operation Switching from heating mode to cooling mode for models with TR 16e this procedure is not required 4 On the thermostat change the set temperature value as required see 7 2 2 O...

Page 95: ...F ON OFF ON factory default on AHU Kit b S2 All jumpers are intact i e no jumper has been cut Also make sure that the bridge connector between terminals M2 5 and M2 6 FREE on the AHU kit s terminal con nector of section F has not been removed c S3 Set to VOLTAGE or NO VOLTAGE depending on the local digital input DI conﬁ guration Control via dry contacts factory default NO VOLTAGE Control via 12 24...

Page 96: ...tem BMS perfom the following steps 1 Open the AHU Kit enclosure see 4 1 Installation of AHU Kit step 2 2 Only in case the setting of switch S3 must be modiﬁed remove the upper mounting board Otherwise proceed with step 3 a On the CZ CAPBC2 PCB ACC SP1A located on the rear side of the upper mounting board set switch S3 to VOLTAGE or NO VOLTAGE depending on the BMS digital input DI conﬁguration Cont...

Page 97: ... jumpers from M2 1 M2 2 to M2 3 and M2 4 and connect the positive pole to M2 3 and the negative pole to M2 4 For medium version Connect the positive pole to M2 3 and the negative pole to M2 4 6 Close the AHU Kit enclosure again see 4 1 Installation of AHU Kit step 5 7 Via the signal wiring from the external BMS select the 0 10 V demand control functionality as follows Input Voltage V 0 1 0 1 5 2 0...

Page 98: ... operation the thermostat is maintenance free To prolong its lifecycle the following precautions should be observed Protect the electronic components from condensation moisture Avoid touching the buttons with ﬁngernails or other pointed objects to prevent da mage or premature wear of the touch senstive buttons Prevent excessive dust formation on the controller Occasionally clean the front side of ...

Page 99: ...97 ...

Page 100: ...Notes ...

Page 101: ...Notes ...

Page 102: ...o the ongoing innovation of our products the specifications of this catalogue are valid barring typographic errors and may be subject to minor modifications by the manufacturer without prior warning in order to improve the product ...

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Panasonic PAW-160MAH2, Installation Instructions Manual

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