Rev. C 08-2021
17
40
50
60
70
80
10
08
15
20
0
10
20
30
40
50
1,0
1,5
2,0
2,5
3,0
3,5
4,0
1,0
1,5
2,0
2,5
3,0
3,5
4,0
08
10
15
20
20
30
40
50
60
70
- 20
- 10
0
10
20
30
40
50
MTEC.6110.GB-C-1 Operation and maintenance manual LZTi series English
LZTi
Heat pumps air/water DC inverter compressor with vapor injection (EVI)
3.5.1 User and domestic heat exchanger water pressure drops
:DWHUÁRZP
3
/h)
Pressure drop (kPa)
Available static pressure (kPa)
:DWHUÁRZP
3
/h)
3.5.2 User water pump available static pressure (Option)
7KHFXUYHVUHSRUWHGDERYHUHIHUWRDSODQWZKLFKLVFOHDQDQGFKDUJHGZLWKZDWHUDW,QFDVHRIXVHRIJO\FR
-
OHGPL[WXUHVWKHSHUIRUPDQFHVRIWKHSXPSFDQFKDQJH,QWKLVFDVHZHNLQGO\DVN\RXWRFRQWDFWWKHIDFWRU\
3.6 Operation limits
Ambient temperature(°C)
W
ater outlet temperature (°C)
8VHUKHDWH[FKDQJHUZDWHUÁRZUDWH
7KHQRPLQDOZDWHUÀRZUDWHJLYHQLVUHIHUUHGWRD¨WRI&0D[LPXPÀRZUDWHDOORZHGLVWKHRQHWKDWSUHVHQWVD¨WRI&KLJKHUYDOXHV
PD\FDXVHWRRKLJKSUHVVXUHGURS7KHPLQLPXPZDWHUÀRZUDWHDOORZHGLVWKHRQHSUHVHQWLQJD¨WRI&,QVXI¿FLHQWYDOXHVFDXVHWRR
ORZHYDSRUDWLQJWHPSHUDWXUHVZLWKWKHDFWLRQRIVDIHW\GHYLFHVZKLFKZRXOGVWRSWKHXQLW
3.6.2 User hot water temperature (winter operation)
2QFHWKHV\VWHPLVRQWHPSHUDWXUHWKHPLQLPXPXVHUZDWHUWHPSHUDWXUHVKRXOGQRWEHOHVVWKDQ&/RZHUYDOXHVFRXOGFDXVHLQFRUUHFW
ZRUNLQJRSHUDWLRQRIWKHFRPSUHVVRUDQGFRPSUHVVRUIDLOXUHPD\RFFXU7KHPD[LPXPXVHURXWOHWZDWHUWHPSHUDWXUHFDQQRWH[FHHG&
KLJKHUYDOXHVPD\FDOOWKHDFWLRQRIVDIHW\GHYLFHVZKLFKZRXOGVWRSWKHXQLW