Mitsubishi Heavy Industries ESA30E-25, Technical Manual

Page: 115 / 239

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'15 • HM-T-246
○
Behavior Case
P ower failure
backup function
P eriod
of power
failure
Behavior
Date
and time
HW
temperature
setting
Target HW
amount
setting
Setting
of off
day
P eak-
cut time
setting
recovery
V alid
＜
TOP screen is displayed
The unit is recovered as same status as before power failure.
①
If the it is in operation before power failure
pump water heater starts operation to top up.
②
○ ○ ○ ○ ○ ○
B
≧
Date setting screen is displayed
pump water heater does not start operation to top up.
○ ○ ○ ○
It becomes in
C Invalid
＜
TOP screen is displayed
status before power failure.
○ ○ ○ ○ ○
It becomes in
D
≧
Date setting screen is displayed
status before power failure.
○ ○ ○ ○
It becomes in
E V alid -
○ ○ ○ ○ ○ ○
F Invalid - Same as case C
○ ○ ○ ○ ○
G Despite
Invalid
-
default.
○
(14) The behavior after power recovery
*
*
* P ower failure backup function
* Time setting
* P ause
ain S
Select ain or S
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