Specifications

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6720649497 SM HP270-1 2012/09 en
Conditions for operation:
The heat pump compressor is activated according the following conditions and according control unit settings
defined.
Conditions for anti-freeze protection (in HP or Standby mode):
Software version after HPAF0211 (-10ºC models) and HPAF0311 (+5ºC models):
Software version before versions HPAF0211 (-10ºC models) and HPAF0311 (+5ºC models):
Conditions for legionela disinfection:
T
Top
≤ T
set
– 3ºC
(
and T
bottom
< 60ºC)
T
Top
≥ T
set
(or T
bottom
≥ 62ºC)
T
Bottom
< 4ºC
Start Up
Stop
Module Anti-Freeze:
Water pump runs for 2 minute
T
Top
≤ 5ºC
Tank Anti-Freeze:
Water Pump ON
+
Electrical heater ON till
T
Top
>8ºC
T
Bottom
< 2ºC
Module Anti-Freeze:
Water pump runs for 1 minute
T
Top
≤ 20ºC and T
Bottom
< 5ºC
Tank Anti-Freeze:
Water Pump ON
+
Electrical heater ON till
T
To
p
>25ºC or T
Bottom
> 10ºC
Water pump is always ON
(for both “Man” or “Aut” selection)