Installation and operating instructions
24
Daikin EKHWP/EKHWC/EKHWD
Daikin High-efficiency hot water storage tank
008.1618744 – 03/2017
7
x
Hydraulic connection
Short name
Meaning
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
FLS
FlowSensor - solar flow and flow temperature
measurement
H
1,
H
2
... H
m
Heating circuits
HYW
Low loss header
MAG
Diaphragm expansion vessel
MIX
3-way-mixer with drive motor
MK1
Mixer group with high-efficiency pump
MK2
Mixer group with high-efficiency pump (PWM
controlled)
P
1
Central heating pump
P
HP
Heating circulation pump
P
Mi
Mixing circuit pump
P
S
Solar operating pump
+
P
Z
Circulation pump
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
AU
External temperature sensor
t
DHW
Storage tank temperature sensor (heat genera-
tor)
t
Mi
Inflow temperature sensor, mixer circuit
t
K
Solar collector temperature sensor
t
R
Solar return flow temperature sensor
T
S
Solar storage cylinder temp. sensor
T
V
Solar flow temperature sensor
V
Fan (vaporiser)
VS
Scalding protection VTA32
Tab. 7-1 Abbreviations on hydraulics plans
Short name
Meaning
Summary of Contents for EKHWP300B
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