Daikin EKHWP300B Installation And Operating Instructions Manual page 24

7 x Hydraulic connection
Short name
1 Cold water distribution network
2 Hot water distribution network
3 Heating flow
4 Heating return flow
5 Mixer circuit (optional)
6 Circulation (optional)
7 Check valve, return valve
7a Non return valves
8 Solar circuit
9 Gas pipe (refrigerant)
10 Fluid pipe (refrigerant)
3UV1 3-way switch valve (DHW)
3UV2 3-way switch valve (cooling)
EKBOyy Booster heater / electric immersion heater
BSK Burner blockage contact in EKSRPS4
BV Bypass valve
C Refrigerant compressor
CW Cold water
DHW Domestic hot water
E Expansion valve
EP3 Hot water module E-PAC LT (heating/cooling)
FLG FlowGuard - Solar regulating valve
FlowSensor - solar flow and flow temperature
FLS
measurement
H H ... H Heating circuits
1, 2 m
HYW Low loss header
MAG Diaphragm expansion vessel
MIX 3-way-mixer with drive motor
MK1 Mixer group with high-efficiency pump
Mixer group with high-efficiency pump (PWM
MK2
controlled)
P Central heating pump
1
P Heating circulation pump
HP
P Mixing circuit pump
Mi
P Solar operating pump
S
P Circulation pump
Z
PWT Panel heat exchanger (condenser)
RLB Return temperature limiter
EHS157068 Mixer circuit regulation
EKSRPS4 Solar regulating and pump unit
ERLQ Heat pump external unit LT
EKHBX Heat pump internal unit LT
RT Room thermostat
S#B Domestic hot water storage tanks EKHWP500B
SOL-M1 Solar communication module SOL-PAC2 LT
SK Solar panel field
SV Safety overpressure valve
t External temperature sensor
AU
Storage tank temperature sensor (heat genera-
t
DHW
tor)
t Inflow temperature sensor, mixer circuit
Mi
Installation and operating instructions
24
Meaning
+
Short name
t Solar collector temperature sensor
K
t Solar return flow temperature sensor
R
T Solar storage cylinder temp. sensor
S
T Solar flow temperature sensor
V
V Fan (vaporiser)
VS Scalding protection VTA32
Tab. 7-1 Abbreviations on hydraulics plans
Meaning
Daikin EKHWP/EKHWC/EKHWD
Daikin High-efficiency hot water storage tank
008.1618744 – 03/2017