Daikin VRV Series, Technical Data Manual

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3
1
7
• VRV Systems • Outdoor Units 30
• Outdoor Units • VRV HEAT RECOVERY • REYHQ16-24P
7 Wiring diagram
7 - 1 Wiring diagram
REMHQ12P9
2TW29146-1A
NOTES
1 When using the option adaptor, refer to the installation manual
2 Refer to the installation manual, for connection wiring to
indoor-outdoor transmission F1 - F2, outdoor transmission F1 - F2,
outdoor-multi transmission Q1 - Q2 and on how to use BS1~BS5 and DS1, DS2 switch.
3 Do not operate the unit by short-circuiting protection device S1PH~S3PH
Indoor unit
K1R~K11R
Magnetic relay V1R Diode bridge (A3P) Power module (A4P,A8P)
A1P~A8P
A1P: Main A4P,A8P: Fan K1R: K2M (A1P) K1R: Y5S (A5P) V2R Power module (A3P)
A2P: Noise filter A5P: Sub K2R: K3M (A1P) K2R: Y6S (A5P) X1A~X4A Connector (M1F, M2F)
A3P: Inverter A6P,A7P: Current sensor K3R: Y1S (A1P) K4R: Y2S (A1P) X5A Connector (Y1E)
BS1~BS5
Push button switch
(Mode, Set, Return, Test, Reset) K5R: Y3S (A1P) K5R: (for option) (A5P) X1M Terminal strip (Power supply)
K6R: Y7S (A5P) K7R: E1HC (A1P) X1M Terminal strip (Control) (A1P)
C1, C63, C66 Capacitor K8R: E2HC (A1P) K9R: E3HC (A1P) Y1E Electronic expansion valve (Main)
E1HC~E3HC Crankcase heater K11R: Y4S (A1P) Y2E Electronic expansion valve (Charge)
F1U, F2U Fuse (T, 3.15A, 250V) (A1P) Q1RP Reverse phase detection circuit Y3E Electronic expansion valve (Subcool)
F1U Fuse (T, 3.15A, 250V) (A5P) R10 Resistor (current sensor) (A4P,A8P)
Y1S~Y3S
Solenoid valve
F1U Fuse (8A, DC650V) (A4P,A8P) R50, R59 Resistor Y1S: RMTG Y2S: 4 way valve (pipe)
F5U Field fusef R90 Resistor (current sensor) Y3S: 4 way valve (H/E Gas)
F400U Fuse (T, 63A, 250V) (A2P) R95 Resistor (current limiting) Y4S: RMTL Y5S: Hots gas
H1P~H8P
Pilotlamp (service monitor -orange)
[H2P] Prepare, Test - - - - - - - - - - Flickering
Malfunction detection - - - - - - Light up
R1T~R9T
R31T~R33T
Thermistor Y6S: EV bypass Y7S: RMTO
R1T: Air (A1P) R4T: H/E Deicer Z1C~Z10C Noise filter (ferrite core)
R1T: Fin (A3P) R5T: Sub cool H/E gas Z1F Noise filter (with surge absorber)
HAP Pilotlamp (service monitor - orange) R2T: H/E Gas R6T: Sub cool H/E liq
K1~K4
K1: Magnetic relay K2: Magnetic contactor (M1C) R31T: M1C Discharge R7T: H/E Liquid Connector for optional parts
K3: Magnetic relay K4: Magnetic contactor (M1C) R32T: M2C Discharge R8T: Suction X7A Operation output (A5P)
K2M, K3M Magnetic contactor (M2C, M3C) R33T: M3C Discharge R9T: Liquid X9A Power supply (ADAPTER) (A5P)
L1R Reactor S1NPH Pressure sensor (High)
M1C~M3C Motor (Compressor) S1NPL Pressure sensor (Low)
M1F, M2F Motor (Fan) S1PH~S3PH Pressure switch (High)
PS Switching power supply (A1P, A3P) SD1 Safety devices input
Q1DI Earth leakage breaker T1A Current sensor (A6P, A7P)
: Terminal Colors: BLK: Black PNK: Pink ORG: Orange
: Field wiring RED: Red BRN: Brown BLU: Blue
: Connector YLW: Yellow GRY: Grey
: Terminal WHT: White GRN: Green
: Protective eart (screw)
POWER SUPPLY
Position in switch box
Note 5
TO
IN/D
UNIT
Male connector: BLU
Female connector: WHT
Front layer
12 HP
TO
OUT/D
UNIT
TO
MULTI
UNIT
MALE CONNECTOR: BLK
FEMALE CONNECTOR: WHT
Rear layer
indoor
(F1)(F2)
outdoor
(F1)(F2)
outdoor
(01)(02)
Male conn: RED
Female conn: WHT
Detail of M1C~M3C
Detail of M1C~M3C
El. compo. box
Position of M1~3C,M1,2F