Elektronika SCM60ZD-S Manual page 28

(8) Heating operation
(a) Summary
(i) Capacity control
Model
Capacity
Capacity control is within the range shown above. If demand capacity of the indoor units exceeds the maximum capacity
of the outdoor unit, the demand capacity will be proportionally distributed.
(ii) Outdoor unit speed control (10 ~ 95 rps)
Indoor unit command total speed value
10 rps or less
More than 10 rps, but 95 rps or less
More than 95 rps
Note (1) The indoor unit command total speed value is the total of the values from each unit in item (b).
(b) Mode switching
Within the selected mode, the unit operates using the values shown below which were obtained by multiplying a conversion
coefficient to the indoor unit command speed.
NSKM model
Model (Indoor)
Operation Mode
Automatic
High
Medium
Low
Hi power
Econo
NSTM, SRRM models
Model (Indoor)
Operation Mode
Automatic
High
Medium
Low
Hi power
Econo
(c) Operation of major functional components in heating mode
Operation
Functional
components
Command speed
Fixed
Indoor
unit fan
Automatic
Outdoor unit fan
Electronic
expansion valve
Compressor
28
SCM60ZD-S
0.75 ~ 7.2 kW
22 25
5 ~ 35 5 ~ 35
5 ~ 35 5 ~ 35
5 ~ 24 5 ~ 23
5 ~ 14 5 ~ 14
35 35
5 ~ 24 5 ~ 23
25
5 ~ 40
5 ~ 40
5 ~ 29
5 ~ 17
40
5 ~ 29
Thermostat OFF
Heating
(All indoor units)
0
See preceding table
(All indoor units)
According to mode switching Hot Keep
According to command speed Hot Keep
According to outdoor unit speed OFF
According to decision
According to stop mode
speed
ON OFF
Decision speed
10 rps
10 to 95 rps
95 rps
28
5 ~ 36
5 ~ 36
5 ~ 25
5 ~ 15
36
5 ~ 25
35 50
5 ~ 49 7 ~ 59
5 ~ 49 7 ~ 59
5 ~ 36 7 ~ 42
5 ~ 21 7 ~ 24
49 59
5 ~ 36 7 ~ 42
Thermostat OFF Fan, stop, abnormal stop
(Some of indoor units) (Some of indoor units)
0
(Thermostat off units) (Fan, stop, abnormal stop units)
According to mode switching
According to command speed
According to outdoor unit speed
According to heating stop unit control According to heating stop unit control
(Thermostat off units) (Fan, stop, abnormal stop units)
ON
(rps)
35 50
5 ~ 39 7 ~ 64
5 ~ 39 7 ~ 64
5 ~ 26 7 ~ 28
5 ~ 16 7 ~ 17
38 64
5 ~ 26 7 ~ 28
(rps)
60
7 ~ 64
7 ~ 64
7 ~ 47
7 ~ 27
64
7 ~ 47
Failure
(Outdoor unit)
0 0
(All units)
Hot Keep
Hot Keep
OFF
According to stop mode
ON OFF