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2.2 Range of usage & limitations
Item
Indoor return air temperature
(Upper, lower limits)
Outdoor air temperature
(Upper, lower limits)
Refrigerant line (one way) length
Vertical height difference between
outdoor unit and indoor unit
Power source voltage
Voltage at starting
Frequency of ON-OFF cycle
ON and OFF interval
2.3 Exterior dimensions
(1) Indoor unit
Models SRK20ZG-S, 25ZG-S, 35ZG-S, 50ZG-S
A
138
206.5
102.5
53.5
Piping hole (ø65)
Models
SRK20ZG-S, 25ZG-S, 35ZG-S
Max. 10m (Outdoor unit is higher)
Max. 10m (Outdoor unit is lower)
(Inching prevention 10 minutes)
790
450
202
450
133.5
102.5
585
Pipng for Gas
53.5
(
)
20, 25, 35 : ø9.52
50 : ø12.7
380.6
Pipng for Liquid 448.6 (ø6.35)
Drain hose 520 (ø16)
Piping hole (ø65)
Cooling operation : Approximately 18 to 32˚C
Heating operation : Approximately 15 to 30˚C
Cooling operation : Approximately -15 to 46˚C
Heating operation : Approximately -15 to 21˚C
Max. 15m
Rating ± 10%
Min. 85% of rating
Max. 4 times/h
Max. 3 minutes
199
Terminal block
17.5
60
6
-
-
SRK50ZG-S
Max. 25m
Max. 15m (Outdoor unit is higher)
Max. 15m (Outdoor unit is lower)
Max. 7 times/h
(Inching prevention 5 minutes)
3
Piping hole right(left)
45
788
VIEW A
Unit: mm
60
27
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