Danfoss DHP-S&DP, Руководство по установке

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11.1.3 Sub menu AUX. HEATER
Table 10. Used to change the heat pump stages’ operating settings.
Menu selection Meaning Factory setting
MAX STEP Maximum number of permitted steps for auxiliary heating.
= no auxiliary heating permitted (Means that only AUTO,
HEAT PUMP or [SYMBOL] can be selected and that no anti-
legionella operation is possible.)
(range: , 1
INTEGRAL A2 Two conditions must be fulfilled in order to start the auxiliary
heater: the integral’s value to start must be less than integral
A1 + A2, and the supply temperature must be 2°C lower than
the calculated temperature. See Important parameters for fur-
ther information.
-600
(range: -50 / -990)
HYSTERESIS If the difference between the actual supply temperature and
the calculated supply temperature is too great (see Important
parameters), either the integral value is set to start value A1 +
A2 (starts the auxiliary heater) or to 0 (stops the auxiliary
heater ).
20°C
(range: 5°C / 30°C)
DELAY AFTER EVU Time in minutes. Indicates how many minutes after EVU are to
pass before the auxiliary heater may be activated.
30M
(range: 0M / 120M
Max Current
(Expansion card)
Refers to main fuse in the unit, in amperes 20
(range: 16 / 35)
HOT WATER STOP Stop temperature for hot water during AUX. HEATER. The value
is read off by the hot water sensor.
60°C
(range: 50°C / 65°C)
EXT.AUX.HEATER
Menu selection Meaning
EXT.AUX.HEATER Switch the
external auxil-
iary heater off
and on.
OFF / ON
INTEGRAL A3 Indicates the
value of the
integral when
external auxil-
iary heater is
connected.
-300
(range: -990 / INTEGRAL
A1 - 10)
TURN OFF DELAY Indicates how
long the
external auxil-
iary heater
must con-
tinue to be
active after its
demand is no
longer nee-
ded.
0M
(range: 0M / 180M)
32 – Installation instructions
VMIFJ102