Daikin ERQ, Руководство по обслуживанию

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EKEQMCBV3
Option kit for combination of Daikin condensing units
with field supplied air handling units
4PW52447-1
Installation and operation manual
79
Connecting the wiring: EKEQMCBV3
■
Connect the wires to the terminal board according to the wiring
diagram in figure 2. See figure 3 for wiring intake in the control
box. The wiring intake hole indication H1 refers to the H1 cable
of the corresponding wiring diagram. There are 2 wiring intake
holes to allow for branching of the communication wire.
■ Connect cables according to specifications of the next table.
Table connection and application
Wiring diagram
A1P.....................Printed circuit board
A2P.....................Printed circuit board (option KRP4)
F1U.....................Fuse (250 V, F5A)(A1P)
F3U.....................Field fuse
HAP ....................Light emitting diode (service monitor-green)
K1R.....................Magnetic relay
K4R.....................Magnetic relay (fan)
Q1DI ...................Earth leakage breaker
R1T .....................Thermistor (air)
R2T.....................Thermistor (liquid)
R3T.....................Thermistor (gas)
R7 .......................Capacity adaptor
T1R.....................Transformer (220 V/21.8 V)
X1M,X3M............Terminal block
Y1E.....................Electronic expansion valve
X1M-C1/C2.........Output: fan ON/OFF
X1M-F1/F2..........Communication outdoor unit
X1M-P1/P2 .........Communication remote controller
X1M-R1/R2.........Thermistor liquid
X1M-R3/R4.........Thermistor gas
X1M-R5/R6.........Thermistor air
X1M-T1/T2..........Input: ON/OFF
X1M-Y1~6 ..........Expansion valve
........... Field wiring
L......................... Live
N ........................ Neutral
, .......... Connector
......................... Wire clamp
...................... Protective earth (screw)
............... Separate component
............... Optional accessory
BLK.................... Black
BLU.................... Blue
BRN ................... Brown
GRN................... Green
GRY ................... Gray
ORG .................. Orange
PNK ................... Pink
RED ................... Red
WHT .................. White
YLW ................... Yellow
Description Connect to Type of cable
Cross section
(mm
2
)
(*)
Maximum length
(m) Specifications
L, N,
earth
Power supply Power supply H05VV-F3G2.5 2.5 — Power supply 230 V 1~ 50 Hz
Y1~Y6
Expansion valve
connection
Expansion valve kit LIYCY3 x 2 x 0.75
0.75
20 Digital output 12 V DC
R1,R2
Thermistor R2T
(liquid pipe)
—
H05VV-F2 x 0.75
Standard: 2.5
Max.: 20
Analog input 16 V DC
R3,R4
Thermistor R3T
(gas pipe)
R5,R6 Thermistor R1T (air)
P1,P2 Remote controller
100 Communication line 16 V DC
F1,F2
Communication to
outdoor unit
Outdoor unit
T1,T2 ON/OFF
Controller field supply
— Digital input 16 V DC
LIYCY4 x 2 x 0.75
Optional connection: when the function of the switch box needs to be
extended: see KRP4A51 for details of settings and instructions.
— Capacity step
— Error signal
— Operation signal
C1,C2 Fan signal
Air handling unit fan
field supply
H05VV-F3G2.5 2.5 —
Digital output: voltage free.
Maximum 230 V, maximum 2 A
(*) Recommended size (all wiring must comply with local codes).
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