Protection Control By Overall Current - Daikin SkyAir Super Inverter 70 D Series Service Manual

SiE25-110

4.2.21 Protection Control by Overall Current

Monitors the overall current and restricts the upper limit compressor operating frequency to
prevent circuit breakers from exceeding the rated capacity.
Upper limit current (A)
Takes the following values depending on the outside temperature.
Also varies depending on model.
Current A
Current C
Current B
Current D
RZP71DV1, DVAL
RZP100DV1, DVAL
Function and Operation
Outdoor unit current
>upper limit current value
Upper limit compressor operating frequency
–1 step/10 sec
Overall current
25 28
16.5A
21.0A
RZP125DV1 23.6A
RZP125DTAL 23.8A
RZP140DTAL 24.5A
Normal operation
Outdoor unit current ≤ upper
limit current value
Outdoor unit current>upper
limit current value
43
A B
16.5A
18.0A
23.6A
13.1A
17.2A
Function Details
Outdoor unit current ≤ upper limit
current value
OR
Upper limit compressor operating
frequency = Maximum frequency
Upper limit compressor operating frequency
+1 step/3 min
50 Ta
(S2564)
C D
17.2A 6.3A
21.2A 16.3A
14.5A 7.5A
(S2563)
91