Installation manual

152
6.1.6
6.1.6 Device information for hot water cylinder design WWSP 442E
Pressure drop, hot water cylinder:
t
water
= 20 °C, p
water
= 2 bar
Attainable cylinder temperatures at
55 °C flow temperature
Attainable cylinder temperatures at
65 °C flow temperature
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Technical Data
Nominal volume 400 l
Usable capacity 353 l
Heat exchange surface area
4.20 m
2
Height 1630 mm
Width 650 mm
Depth 680 mm
Diameter
Max. operating temperature, heating water 110 °C
Max. operating pressure, heating water 10 bar
Max. operating temperature, hot water 95 °C
Max. operating pressure, hot water 10 bar
Packed cylinder weight 187 kg
Connections
Cold water 1“ external thread
Domestic hot water 1“ external thread
Circulation 3/4“ internal thread
Heating water flow 1 1/4“ internal thread
Heating water return flow 1 1/4“ internal thread
Flange TK150/DN110
Anode diameter 33 mm
Anode length 850 mm
Anode connection thread 1 1/4“
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Depending upon the heat pump manager available in the heat pump system, various hot water sensors must be installed.
WPM 2006 with integrated display and round buttons => standardised NTC-2 sensor
WPM 2007 with removable control panel and rectangular buttons =>NTC-10 sensor