Daikin ER40MZY [11/14] Wiring diagrams
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Daikin ER40MZY [11/14] Wiring diagrams

Daikin ER40MZY [11/14] Wiring diagrams
7
Wiring diagrams
0TW54376-1A
Field supply
Not poss. as option Poss. as option
Obligatory # ##
Not obligatory ∗∗∗
Y16S Liquid line solenoid valve circuit 1
Y15S Liquid injection valve of the compressor circuit 1
Y14S 70% capacity step for compressor circuit 1
Y13S 40% capacity step for compressor circuit 1
Y11S 12% capacity step for compressor circuit 1
V1 ∗∗ V-meter for circuit 1
TR2 Transfo supply controller + digital inputs
TR1 Transfo control circuit
S14PH High pressure switch circuit 1
S13S ## Main isolator switch
S10T # Thermostat (field supply)
S9L # Contact that closes if the pump is working
S6S,S10S,S11S ∗
Changeable switch for remote function (rem. start-stop, dual setpoint, enable/disable cap. lim.
1/2/3/4)
S5E Emergency stop push button
S3T Discharge thermal protector circuit 1
S1PH High pressure switch circuit 1
R5T Sensor for ambient temperature
R1P Reverse phase protector circuit 1
Q1M Thermal protector compressor motor circuit 1
Q11F-Q14F Thermal protectors fan motors circuit 1
PE Main earth terminal
M1C Compressor motor circuit 1
M11F-M14F Fan motors circuit 1
K7A Auxiliary relay for safety High pressure circuit 1
K3A Auxiliary relay for discharge thermal protector circuit 1
K2A Auxiliary relay compressor thermal protector circuit 1
K1A Auxiliary relay for safeties circuit 1
K17S Overcurrent relay for circuit 1
K9F Fancontactor for circuit 1
K8F Fancontactor for circuit 1
K7F Fancontactor for circuit 1
K3M Star contactor for circuit 1
K2M Delta contactor for circuit 1
K1M Linecontactor for circuit 1
J12,J13,J14,J15,
J16,J18,J21,J22
Digital output
J5,J7,J8,J19 Digital input
J2,J3,J6,J20 Analogue input
J1 Power supply
H5P ∗ Changeable output
H3P ∗ Indication lamp operation compressor 1
H2P ∗ Indication lamp alarm
H1P ∗ Indication lamp general operation
F12B Fuse for fanmotors circuit 1
F9B Fuse for secondary of TR2
F8U Surge proof fuse for A1P
F7B Fuse for secondary of TR1
F6B Fuse for primary of TR1
F4U,F5U # Fuses for evaporator heater circuit 1
F1U,F2U,F3U # Main fuses
E3H Evaporator heater circuit 1
E1HC Crankcase heater compressor circuit 1
C1..C3 Capacitor
B2P High pressure transmitter for circuit 1
B1P Low pressure transmitter for circuit 1
A1P PCB-controller
A1 ∗∗ Current transfo, A-meter for circuit 1
Power supply
J1-G: 24 Var
J1-G1: Reference IGNDI
RS48S connection
J11-TX-:
J11-TX+:
J11-GND:
Analogue input
J2 (B1-VDC): High pressure C1
J2 (B2-VDC): Low pressure C1
J2 (B3-VDC): - -
J3 (B4-BC4): - -
J3 (B5-BC5): - -
J6 (B6-GND): Ambient
J6 (B7-VDC): - -
J6 (B8-VDC): - -
J5 (ID1-IDC1): High pressure switch C1
J5 (ID2-IDC1): Reverse phase protector C1
J5 (ID3-IDC1): Overcurrent relay C1
J5 (ID4-IDC1): Discharge thermal protector C1
J5 (ID5-IDC1): Compressor thermal protector C1
J5 (ID6-IDC1): Emergency stop
J5 (ID7-IDC1): Interlock air / water flow
J5 (ID8-IDC1): Changeable input1
J7 (ID9-IDC9): Changeable input2
J7 (ID10-IDC9): Changeable input3
J7 (ID11-IDC9): - -
J7 (ID12-IDC9): Activate 40% load
J8 (ID13-IDC13): Activate 70% load
J8 (ID14-IDC13): Activate 100% load
J12 (C1-NO1): Compressor star C1
J12 (C2-NO2): Compressor delta C1
J12 (C1-NO3): Compressor ON C1
J13 (C4-NO4): 12% C1
J13 (C4-NO5): 40% C1
J13 (C4-NO6): 70% C1
J14 (C7-NO7): Alarm
J15 (C8-NO8): Air / water flowcontact
Digital input
Digital output
NOTES TO GO THROUGH BEFORE STARTING THE UNIT
(1) d L1,L2,L3: Main terminals
d 1-71: Terminals on main rail
d 71-93: Terminal on field rail
d U-Z: Main terminals in compressor switchbox
d A-N: Other terminals in compressor switchbox
(2)
= Earth wiring
(3)
15
z = Wire number 13
(4)
15
● = Terminal number 13
(5)B= Field supply
(6)
= Option
(7)
= Not mounted in switchbox
(8)
= PCB board
(9) F1 = Connection continues on field ’F1’
(10)
j
1
= Several wiring possibilities
Alarm
Changeable input 3
(Enable/disable cap. limit)
Fuses + overcurrent 40HP 50HP 60HP
F1U,F2U,F3U 3x125gL 3x160gL 3x160gL
F4U,F5U 2A 2A 2A
F6B 2A 2A 2A
F7B 2A 2A 2A
F8U 2A 2A 2A
F9B 1A 1A 1A
F12B 10A 16A 16A
K17S 51 62 70
Power supply
controller
Power supply
3∼50Hz 400V
(11) Input terminals for fieldwring
OBLIGATORY
Air / water
flowcontact
(12) Output terminals for field wiring
EXAMPLE
Max. 4A/output
- Recommended fuses gL/gG (aM also admitted)
according to IEC standard 269-2
(F1U, F2U, F3U = gL/gG)
(14) OPTIONAL
N OP52 = Main isolator switch
N OP57 = A-meter, V-meter
Top view of unit (40-60HP MZ)
Connections inside the
compressor switchbox 1
Component
Terminal in
compressor-
switchbox 1
Wirenumber in
cable between
compressor
switchbox 1 and
main switchbox
ER40-60MZY
(13)
(15)
Activate
70% load
Activate
100% load
1 2345678910111213141516
A
B
C
D
E
F
G
H
Changeable
input 1
Switch box
Air / water flowcontact (= general operation, without OP DICN)
Activate
40% load
Contactor-coil
evap.
air/waterflow
Signal in free status
Signal in active status
J16 (C9-NO9): Fanstep 1 of C1
J16 (C9-NO10): Fanstep 2 of C1
J16 (C9-NO11): Fanstep 3 of C1
J17 (C12-NO12): Evaporator heatertape
J18 (C13-NO13): Changeable output 1
J5 (ID8-IDC1):
J7 (ID9-IDC9):
J7 (ID10-IDC9):
Dual setpoint / Remote On/Off
enable/disable capacity limitation 1/2/3/4
Overview of changeable digital outputs
J18 (ID13-NO13):
2nd evaporator pump / 100% capacity / free cooling
Power supply
3∼50Hz 230V
Activate
40% load
Activate
70% load
Activate
100% load
Example: Configurable
switches for remote
function
Side view of unit (40-60HP MZ)
Overview of changeable digital inputs
Remote user
terminal
Address = 2
Dipswitch
On
Off
Address = 1
Dipswitch
On
Off
Changeable input1
(Remote start/stop)
Changeable input 2
(dual setpoint)
Operation C1
Changeable output 1
(2nd evaporator pump)
Changeable
input 2
Changeable
input 3
•
Remote evaporator • R-407C • ER40-60MZY
10 11
• Condensing Units

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