Mitsubishi Heavy Industries SCM71ZM-S1 Technical Manual page 202

(15) Regulation of outdoor air flow
(a) The fan operates as follows according to the compressor command speed. (Except during defrost operation.)
NModels SCM71, 80
Compressor speed (rps)
Outdoor fan speed
(b) If the outdoor unit's fan speed drops, the outdoor fan is run for 1 minute at that speed.
(16) Serial signal transmission error protection
(a) Purpose:
(b) Detail of operation:
(17) Rotor lock
(18) Outdoor fan motor protection
(19) Outdoor fan control at low outdoor temperature
(a)
Cooling
(i) Models SCM71, 80
1) Operating conditions:
2) Detail of operation:
a
b
-
c
3) Reset conditions:
a
b
Cooling
More than 31 More than 46
Less than 31
but 46 or less but 56 or less
3rd speed 4th speed 5th speed
min
-1
Outdoor air temperature > 10˚C
Outdoor air temperature < = 10˚C
Lower
Outdoor air temperature > 16˚C
Outdoor air temperature < = 16˚C
temperature
Tho-A
56 or more Less than 31
6th speed 3rd speed
Tho-A
Outdoor fan
Tho-R
Lower limit speed
Tho-R
Tho-R
201
- -
'17 • SCM-T-225
Heating
More than 31 More than 66
78 or more
but 66 or less but 78 or less
4th speed 5th speed 6th speed
3rd