Daikin EUW(*)80КХ [25/40] Wiring diagrams
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Daikin EUW(*)80КХ [25/40] Wiring diagrams

Daikin EUW(*)80КХ [25/40] Wiring diagrams
1TW51706-1
EUW*120-200KXT1 (Switchbox 1)
Not standard included
Not poss. as option Poss. as option
Obligatory # ##
Not obligatory ∗∗∗
M3F Fanmotor switchbox
Y16S ∗∗ Liquid line solenoide valve
Y15S Liquid injection valve of the compressor
Y14S 70% capacity step for compressor
Y13S 40% capacity step for compressor
Y12S 25% capacity step for compressor
Y11S 12% capacity step for compressor
TR2 Transfo supply controller + digital inputs
S14HP High pressure switch
S13S ## Main isolator switch
S11S,S12S Switch that enables cap. Limitation
S10S ∗
Dual setpoint selection switch
S9L # Contact that closes if the pump is working
S8L # Flow switch
S6S ∗ Remote start/stop switch
S3T Discharge thermal protector
S1HP High pressure switch
R5T
Sensor condenser inlet water temperature
R4T Sensor for evaporator outlet water temperature
R3T Sensor for evaporator inlet water temperature
R1P Reverse phase protector
Q1M Thermal protector compressor motor
PE Main earth terminal
M1C Compressor motor
L1,L2,L3 Main supply terminals
K3A Auxiliary relay for discharge thermal protector
K2A Auxiliary relay compressor thermal protector
K1A Auxiliary relay for safeties
K17S Overcurrent relay
K3M Starcontactor
K2M Delta contactor
K1M Linecontactor
J17A Controller PCB power supply
J11A Connection between PCB board SWB2 and PCB board SWB1
J1,2A Controller PCB analog inputs
J5,6,22,24A Controller PCB relay outputs
J3,4,21A Controller PCB digital inputs
H5P Indication lamp general operation
H3P, H4P ∗ Indication lamp operation compressor
H2P ∗ Indication lamp alarm
H1P ∗ Indication lamp pumpcontact
F10S Fuse for switchbox 1
F9B Autofuse for secondary of TR2
F7B Autofuse for secondary of TR2
F6B Autofuse for control circuit
F1,F2,F3 Fuses for reserve phase protector
F21U..F23U # Main fuses (switchbox 2)
F11U..F13U # Main fuses (switchbox 1)
F1U,F2U,F3U # Main fuses
E1HC Crankcase heater compressor
B7V (V1) ∗∗ Transmitter (voltage)
B3A ∗∗ Transmitter (current)
B2P Transmitter (high pressure)
B1P Transmitter (low pressure)
A1 ∗∗ Current transformer
J4A (ID1-IDCM1): Low pressure switch
J4A (ID2-IDCM1): High pressure switch
J4A (ID3-IDCM1): Reverse phase protector
J4A (ID4-IDCM1): Overcurrent relay
J4A (ID5-IDCM1): Discharge thermal protector
J3A (ID6-IDCM2): Compressor motor thermal
protection
Digital inputs
J3A (ID7-IDCM2): Flow switch
J3A (ID8-IDCM2): Controller bypass
J3A (ID9-IDCM2): Dual setpoint
J3A (ID10-IDCM1): Remote start/stop
J21A (ID11-ID11R): Emergency stop
J21A (ID12-ID12R): Enable/disable cap. limit
J5A (C1-NO1): Compressor star
J5A (C2-NO2): Compressor delta
J6A (C3-NO3): Compressor ON
J6A (C4-NO4): Pump contact
J6A (C5-NO5): Alarm indication
J6A (C12-NO12): }
J24A (C6-NO6): 12%
J24A (C7-NO7): 25%
J24A (C8-NO8): 40%
J24A (C13-NO13): 70%
J22A (C9-NO9-NC9): }
J22A (C10-NO10-NC10): }
J22A (C11-NO11-NC11): }
J2A (B1-AVSS): Cond. inlet t°
J2A (B2-AVSS): Evaporator inlet t° measurement
J2A (B3-AVSS): Evaporator outlet t° measurement
J2A (B4-AVSS): }
J2A (B5-AVSS): Current
J2A (B6--AVSS): Voltage
J1A(B7)-J1(+24V): High pressure
J1A(B8)-J1(+24V): Low pressure
Digital outputs (relays) Analog inputs
NOTES TO GO THROUGH BEFORE
STARTING THE UNIT
(1) d L1,L2,L3: Main terminals
d 1-30: Terminals on main rail
d 71-104: Terminal on field rail
d 197-199: Terminal on field rail for
BMS-connection
d U-Z: Main terminals in
compressor switchbox
d A-N: Other terminals in
compressor switchbox
(2)
Earth wiring
(3) X Wire number 13
(4) U Terminal number 13
(5)  Field supply
(6)
Option
(7)
Not mounted in switchbox
Mounted in switchbox 2
(interconnection)
(8)
PCB
Alarm
Enable cap. limit. m2c
Remote start/stop
Dual setpoint
Fuses + overcur-
rent
120HP 140HP 160HP 180HP 200HP
F10S 3x250A 3x355A 3x355A 3x425A 3x425A
F1,F2,F3 1A 1A 1A 1A 1A
F1U,F2U,F3U 500A 630A 800A 800A 1000A
F11U,F12U,F13U 300A 400 400A 500A 315A
F21U,F22U,F23U 300A 300A 400A 400A 500A
F6B 2,3A 3,5A 3,5A 3,5A 3,5A
F7B 1A 1A 1A 1A 1A
F9B 1A 1A 1A 1A 1A
K17S 142 194 194 244 244
Power
supply
controller
Power supply
2x(3∼50Hz 400V)
(10) Output terminals for field wiring
EXAMPLE
OBLIGATORY
Flow
switch
Pump-
contact
Contactor coil ev.
Waterpump
Max. 4A/output
(12) OPTIONAL:
N OP52 = Main isolator switch
N OP57 = A-meter, V-meter
N OPZH = Liquid line solenoid valve
N OPZL = Liquid line solenoid valve
N EKAC120 = Address card kit for BMS-connections
N DICN
Connections inside the compressor switchbox 1
Component
Terminal in
compressor-switchbox 1
Wirenumber in cable
between compressor
switchbox 1 and main
switchbox
Recommended fuses gL/gG (aM also admitted) according to IEC
standard 269-2
(F1U,F2U,F3U = gL/gG)
(F11U,F12U,F13U = gL/gG;F21U,F22U,F23U = gL/gG)
(11)
EXAMPLE
Option kit: EKAC120A
Enable cap. limit. m1c
(9) Input terminals for fieldwring
12345678910111213141516
A
B
C
D
E
F
G
H
Operation m1c
Operation m2c
Userterminal and emergency stop
Control switchbox
Switchbox 2
Wiring diagram: 1TW51616-2
Main switchbox
Switchbox 1
Wiring diagram: 1TW51616-1
For 80/100 HP models
For 80/100 HP models
Address card SWB2
Address card SWB1
Connection between
PCB board SWB2 and
PCB board SWB1
Power supply
Switchbox
General operation
(13)
8
Wiring diagrams
•
Water-cooled • R-134a • EUW*40-200KX
209 210
• Hydronic Systems • Chillers

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