Zibro S 3025, Руководство по обслуживанию, Страница: 29 / 40

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9.7.2 Indoor fan speed can be set as high, medium, low or auto grade, but anti-cold-wind function is preferential.
Auto fan action in heating mode.
9.7.3 After start the operation frequency of compressor submits to following rule:
When the machine runs, if Δ Th stays in a zone for 3 minutes, action of frequency is as follow:
Zone A: Elevate the current frequency one grade, and not stop until the maximum grade.
Zone B: Keep the current frequency.
Zone C: Descend the current frequency one grade.
Zone D: Compressor stops after running with F1 for 60 minutes or when Δ Th 6 .
9.7.4 Outdoor unit current control in heating mode.
9.7.5 Indoor heat exchanger high temperature protection.
If T2 60 , the compressor will stop and not resume until T2 48 .
9.7.6 Defrosting mode.
1) Condition of defrosting.
Condition 1:
If T4 0 ,
Remark: Δ Tcon can be changed among 0, -2,- 4 , the default is 0
A
5.0
4.5
3.0
2.5
D
C
Δ
Th=(ro
om temp
) – (s
etti
ng
Te
m
p
) –
Δ
Tc
on
3.5
B
I3HEAT
I2HEAT
I1HEAT
comp. pause
freq. descends if curr. rises;
freq. remains if curr. descends
running normally
out
door unit
curr
ent
Δ
T=(roo
m
temp)
– (s
etti
ng
Te
mp)
medium
2.5
2.0
1.5
1.0
low
high