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Manual WWKS
solarenergy.at
Installation- and operating manual
WWKS Domestic hot water tank
May 2014
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Usage
The domestic hot water tank serves for heating and storing process water.
Above all, solar systems and supplementary heating systems, like gas, oil heaters or solid boilers, are the heat generators that come into consideration.
Any other use, or use over and above that described, will be considered not in conformity with intended purpose.
The manufacturer rejects all liability for damage from usage not in conformity with intended purpose and the owner/operator alone bears the risk.
Safety instructions
The tank may only be installed, commissioned and maintained by qualified technical personnel.
This appliance is not intended for use by persons (including children) with limited physical, sensory or mental abilities or with the lack of experience and/or
knowledge, unless they are being supervised by a person who is responsible for their safety, or have received instructions from such a person regards its use.
Comply with the instructions, so that troublefree working is ensured.
Install only in dry and frost-free rooms.
The operating pressures given on the type plate may not be exceeded!
Operate only at ambient temperatures between +2°C and +40°C.
Touching the tank during operation can result in burns.
The installation and operation must be carried out in keeping with the locally applicable regulations and standards or directives.
For maintenance, or in case of faults, contact the responsible workshop.
Legal regulations
The tank must be installed and operated according to the following norms and country specific directives and provisions.
DIN EN 12828
DIN 1988
DIN 4708
DIN 4751
DIN 4753-1
DIN 4757
DIN 18380
DIN 18381
DIN 18382
DIN EN 12975
VDE 0100
VDE 0185
VDE 0190
ÖNORM ENV 12977-1
ÖNORM M7700
ÖNORM M7701
ÖNORM M7731
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Manual WWKS
A Hot water
B Heating inflow R1“
C Circulation return line R¾“
D Heating return line R1“
E Cold water / draining R1“
F Anode not insulated
G Sensor heating zone
H Plug G1 1/2“, insulation and cover
I Blind flange with EPDM diaphragm gasket
J Plug 1 1/4“
K Solar return line G1“
L Solar inflow G1“
M Mounting solar expansion vessel
Sensor position:
1 Solar zone
A
F
I
L
1
J
C
K
E
Pic.: WWKS-1SST
G
M
L 1 K
I
L 1 K
M
I
Pic.: WWKS
F
G
L
1
I
J
E
K
D
C
B
A
Technical Data
WWKS tank with 2 registers
200 300 400 500 750* 1000*
Net volume [l] 184 295 380 470 750 995
Diameter [mm] 540 600 700 700 910 1010
Height [mm] 1473 1834 1591 1961 2000 2025
Tilted height [mm] 1514 1876 1712 2044 2072 2135
Weight [kg] 85 106 130 140 217 275
permissible operating temperature of service water [°C] 95 95 95 95 95 95
permissible operating pressure of service water [bar] 10 10 10 10 10 10
permissible operating temperature of solar circuit [°C] 110 110 110 110 110 110
Heating surface of solar panel [m
2
] 0,90 1,41 1,81 1,95 1,93 2,45
Volume of solar heat exchanger [l] 6,3 9,8 12,7 13,6 13,5 17, 1
Heating surface of heating panel [m
2
] 0,7 0,8 1,0 1,28 1,17 1,12
Volume of heating panel [l] 4,9 5,7 7,0 8,9 8,2 7, 9
Standby loss 24h [kWh] 2,3 2,6 2,9 3,2 3,7 4,8
Key performance indicator NL below 4,2 7,5 15,2 19,1 21 26
Key performance indicator NL above 1,1 2,2 3,4 5,9 6,2 7,1
WWKS-1SST tank
with 1 register + SST premounted 200 300 500
Weight [kg] (w/o SST) 59 83 - 114 - Heating surface of solar panel [m
2
] 0,9 1 ,41 - 1,95 - -
Volume of solar heat exchanger [l] 6,3 9,8 - 13,6 - -
*SST25 - only wall mounting possible
Technical Data
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