![Daikin EKHWP300B [20/28] X hydraulic connection](/img/pdf.png)
Daikin EKHWP300B [20/28] X hydraulic connection
![Daikin EKHWP300B [20/28] X hydraulic connection](/views2/1788417/page20/bg14.png)
Short name Meaning
1 Cold water distribution network
2 Hot water distribution network
3 Heating inflow
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
BSK Burner blockage contact in EKSRPS4
BV Overflow 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
me
asurement
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 Hot water storage tank EKHWP500B
SOL-M1 Solar communication module SOL-PAC2 LT
SK Solar panel field
SV Safety overpressure valve
t
AU
Outside temperature sensor
t
DHW
Storage tank temperature sensor (heat genera-
tor)
t
Mi
Mixer circuit flow temperature sensor
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 Protection against scalding VTA32
Tab. 6-1 Short names in hydraulic drawings
Installation and maintenance manual
20
Daikin EKHWP300+500
Daikin High-performance hot water storage tank
008.1618744 – 08/2015
6 x Hydraulic connection
Short name Meaning
Содержание
- High performance hot water storage tank 1
- Installation and maintenance manual 1
- Annual inspection 1 3
- Avoid danger 3
- Basic data 22 3
- Brief description 0 3
- Connection diagrams 9 3
- Design and components 3
- Draining the storage tank 7 3
- Filling topping up 4 3
- Final shutdown 8 3
- Hydraulic connection 19 3
- Installation 3 3
- Instructions for operating safety 3
- List of contents 3
- List of keywords 27 3
- Notes 25 3
- Observing instructions 3
- Optional accessories 1 3
- Performance diagrams 24 3
- Periodic checks 1 3
- Product description 7 3
- Proper use 3
- Safety 4 3
- Scope of delivery 0 3
- Service and maintenance 21 3
- Set up 2 3
- Set up and installation 12 3
- Start up 16 3
- Taking out of service 17 3
- Technical data 22 3
- Temporary shutdown 7 3
- Tightening torque 24 3
- Warning signs and explanation of symbols 3
- Avoid danger 4
- Handling instructions 4
- Meaning of the warnings 4
- Observing instructions 4
- Relevant documents 4
- Safety 4
- Special warning signs 4
- Validity 4
- Warning signs and explanation of symbols 4
- X safety 4
- Before working on the hot water storage tank and the heating system 5
- Electrical installation of optional accessories 5
- Heating and sanitary side connection 5
- Installation room 5
- Instructions for operating safety 5
- Operation 5
- Proper use 5
- Requirements of the heating and filling water 5
- X safety 5
- Documentation 6
- Instructing the user owner 6
- X safety 6
- Design and components 7
- Product description 7
- X product description 7
- Fig 2 1 connections and dimensions high performance hot water storage tank with solar support type ekhwp 300 500b 8
- High performance hot water storage tank for heat pump systems 8
- Unpressurised system drainback 8
- X product description 8
- Fig 2 2 connections and dimensions high performance hot water storage tank with solar support type ekhwp 300 500bp 9
- Pressurised system 9
- X product description 9
- Brief description 10
- Economical operation 10
- Electronic control 10
- Low maintenance and corrosion 10
- Low scaling 10
- Modular extension facility 10
- Optimum water hygiene 10
- Scope of delivery 10
- X product description 10
- Dirt filter 11
- Electric immersion heaters 11
- For ekhwp booster heater 11
- Kfe filling connection 11
- Non return valves 11
- Optional accessories 11
- Scalding protection 11
- Solar storage tank extension kit 11
- X product description 11
- Important information 12
- Installing the hot water storage tank 12
- Set up 12
- Set up and installation 12
- X set up and installation 12
- Hydraulic system connection 13
- Important information 13
- Installation 13
- X set up and installation 13
- Buffer tank 14
- Ekhwp hot water storage tank without solar system and without kfe filling connection kfe ba 14
- Filling topping up 14
- Hot water heat exchanger 14
- X set up and installation 14
- Ekhwp hot water storage tank with solar system 15
- X set up and installation 15
- Start up 16
- X start up 16
- Draining the storage tank 17
- Taking out of service 17
- Temporary shutdown 17
- With pre mounted kfe filling connection 17
- With solar system 17
- With subsequently fitted kfe filling connection 17
- Without kfe filling connection 17
- Without solar system 17
- X taking out of service 17
- Draining the heating circuit and hot water circuit 18
- Final shutdown 18
- Recommendations for disposal 18
- X taking out of service 18
- Connection diagrams 19
- Hydraulic connection 19
- Solution for low temperature heat pumps 19
- X hydraulic connection 19
- X hydraulic connection 20
- Annual inspection 21
- Periodic checks 21
- Service and maintenance 21
- X service and maintenance 21
- Basic data 22
- Technical data 22
- Unpressurised drainback db 22
- X technical data 22
- Pressurised system p 23
- X technical data 23
- Booster heater 1 max 10 nm hand tight 24
- Cabling on terminal rail k1 ehs all 0 1 nm 24
- Cover flap fixing screws ehs 4 x 19 1 nm 24
- Designation thread size tightening torque 24
- Hydraulic line connections water 1 25 to 30 nm 24
- L min can in certain rare circum stances lead to noises in the domestic water heat exchanger of the hot water storage tank 24
- Performance diagrams 24
- Tension release ehs m20 6 nm 24
- Tightening torque 24
- X technical data 24
- X notes 25
- X notes 26
- List of keywords 27
- Numerics 27
- X list of keywords 27
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