- 32 -
□
When the TS
≤〖
P3
〗
-
〖
bE
〗
, start Hot water pump
□
When the TI
≥〖
P3
〗
, stop Hot water pump
3
.
4 Ground-source pump operating
□
When Ground-source pump run ,hot water pump off
〖
C8
〗
seconds later
□
When hot water pump run , Ground-source pump off
〖
C8
〗
seconds later
□
Refrigeration priority, the temperature reaches the set value, stop
4
﹑
Air-conditioner heating and heating water conditions
4.1
In this mode, temperature control by "hot water priority" principle of operation
此
□
When TS<=
〖
P3
〗
-
〖
bE
〗,
Run hot water supply
;
□
When
〖
P3
〗
-
〖
bE
〗〈
TS<
〖
P3
〗,
To maintain the current operation mode
□
When TS
≥〖
P3
〗时,
Run air-conditioning system, hot model.
Ibid compressor (2
﹑
air heating operation)
4
.
2 Run hot water mode, hot water pumps open, within 1 minute after the
air-conditioning pump off, the other with the following (5
﹑
single hot water running)
4
.
3 Run Air-conditioner heating mode, the air-conditioning pump open, within 1
minute after hot pumps water off, Other Ibid (2
﹑
air-conditioning heating operation)
4
.
4 Four-way valve run
。
Ground-source pumps compressors in advance
〖
C7
〗
seconds
to open
。
When Compressor is stopped, Ground-source pumps stop delay.
5
﹑
heating water conditions
5
.
1 Compressor and hot water pumps start Conditions
□
When TS<=
〖
P3
〗
-
〖
bE
〗,
start compressor
Compressor and hot water pumps stop conditions