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2.2 Range of usage & limitations
2.3 Exterior dimensions
(1)
Indoor unit
Models SRK20ZG-S, 25ZG-S, 35ZG-S, 50ZG-S
Indoor return air temperature
(Upper, lower limits)
Refrigerant line (one way) length
Max. 15m
SRK20ZG-S, 25ZG-S, 35ZG-S
SRK50ZG-S
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
Power source voltage
Rating
±
10%
Voltage at starting
Min. 85% of rating
Frequency of ON-OFF cycle
Max. 7 times/h
(Inching prevention 5 minutes)
Max. 4 times/h
(Inching prevention 10 minutes)
ON and OFF interval
Max. 3 minutes
Outdoor air temperature
(Upper, lower limits)
Vertical height difference between
outdoor unit and indoor unit
Max. 10m (Outdoor unit is higher)
Max. 10m (Outdoor unit is lower)
Max. 25m
Max. 15m (Outdoor unit is higher)
Max. 15m (Outdoor unit is lower)
Item
Models
Unit: mm
Piping hole (ø65)
( )
Piping hole (ø65)
53.5
380.6
Pipng for Liquid 448.6 (ø6.35)
20, 25, 35 : ø9.52
50 : ø12.7
Pipng for Gas
Drain hose 520 (ø16)
53.5
44.5
252.2
7.5
8.3
102.5
585
102.5
133.5
450
206.5
202
450
138
44.5
43.2
39.3
200
45
45
60
17.5
60
27
788
60
9
45
199
3
Terminal block
Piping hole right(left)
268
790
A
VIEW A
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