2 Specification
2.1. CS-E18EKU CU-E18EKU
Unit CS-E18EKU CU-E18EKU
Performance Test Condition CSA
Cooling Capacity kW
BTu/h
5.20 (1.30 - 5.80)
17,700 (4,400 - 19,700)
Heating Capacity kW
BTu/h
6.30 (1.30 - 7.70)
21,400 (4,400 - 19,700)
Moisture Removal l/h
Pint/h
1.8
3.8
Power Source (Phase, Voltage, Cycle) ø
V
Hz
Single
208 - 230
60
Airflow Method OUTLET
INTAKE
SIDE VIEW TOP VIEW
Air Volume Lo m
3
/min (cfm) Cooling; 11.0 (389) —
Heating; 12.3 (443)
Me m
3
/min (cfm) Cooling; 12.2 (432) —
Heating; 14.1 (497)
Hi m
3
/min (cfm) Cooling; 13.5 (480) Cooling; 40.0 (1,410)
Heating; 15.9 (560) Heating; 40.0 (1,410)
SHi m
3
/min (cfm) — —
dB (A) Cooling; High 45, Low 39 Cooling; 47 - 47
Heating; High 46, Low 39 Heating; 47 - 47
Noise Level
Power level dB Cooling; High 58 - 58 Cooling; High 60 - 60
Heating; High 59 - 59 Heating; High 60 - 60
Electrical Data Input W Cooling; 1.60k (250 - 1.8k)
Heating; 1.85k (250 - 2.50k)
Running Current A Cooling; 7.9
Heating; 9.2
EER W/W (kcal/hw) Cooling; 3.25 (11.06)
COP W/W (kcal/hw) Heating; 3.41 (11.57)
Starting Current A 9.2
SEER/HSPF W/W 16.50 7.70
Piping Connection Port
(Flare piping)
inch
inch
G ; Half Union 1/2”
L ; Half Union 1/4”
G ; 3-way valve 1/2”
L ; 2-way valve 1/4”
Pipe Size
(Flare piping)
inch
inch
G (gas side) ; 1/2”
L (liquid side) ; 1/4”
G (gas side) ; 1/2”
L (liquid side) ; 1/4”
Drain
Hose
Inner diameter inch 20/32” —
Length inch 25 - 19/32” —
5
CS-E18EKU CU-E18EKU / CS-E21EKU CU-E21EKU