Model Power 
Source
Inlet Air Outdoor Temperature (°C 
(CS-) External Static 
Pressure (Pa)
Entering Air -6 °C 0 °C 6 °C
 
Air Volume (m
3
/min) 
Dry Bulb (°C) H.C. IPT H.C. IPT H.C. IPT
A24BB4P
230V, 15 5.18 1.74 6.21 1.99 7.46 2.37
50Hz, 17 20 4.90 1.84 5.86 2.12 7.10 2.49
Single 
phase
25 4.62 1.94 5.54 2.24 6.75 2.61
A28BB4P
230V,  15 5.84 1.92 7.00 2.19 8.40 2.60
50Hz, 18 20 5.52 2.03 6.60 2.33 8.00 2.74
Single 
phase
25 5.20 2.14 6.24 2.47 7.60 2.88
A34BB4P
230V, 15 8.18 2.49 9.80 2.84 11.8 3.37
50Hz, 27 20 7.73 2.63 9.24 3.02 11.2 3.55
Single 
phase
25 7.28 2.77 8.74 3.20 10.6 3.73
A34BB4P
400V,  15 8.18 2.38 9.80 2.72 11.8 3.23
50Hz, 27 20 7.73 2.52 9.24 2.89 11.2 3.40
Three 
phase
25 7.28 2.65 8.74 3.06 10.6 3.57
A43BB4P
400V, 15 10.2 2.87 12.3 3.28 14.7 3.90
50Hz, 30 20 9.66 3.03 11.6 3.49 14.0 4.10
Three 
phase
25 9.10 3.20 10.9 3.69 13.3 4.31
A50BB4P
400V,  15 11.3 3.48 13.6 3.98 16.3 4.72
50Hz, 31 20 10.70 3.68 12.8 4.22 15.5 4.97
Three 
phase
25 10.08 3.88 12.1 4.47 14.7 5.22
Legend:
H.C. = Heating Capacity
IPT = Power Consumption
 
Model 
 
Heating capacities are based on 
conditions below. 
 
Model 
 
Heating capacities are 
conditions 
 
CS-A24BB4P 
 
1 phase, 50Hz, 230V 
 
CS-A28BB4P 
 
1 phase, 50Hz, 230V 
 
Heating 
capacity 
 
Indoor temp. 20°C D.B.  
 
Heating 
capacity 
 
Indoor temp. 20°C D.B.  
 
7.1kW 
 
Outdoor temp. 7°C D.B. 6°C W.B. 
8.0kW  
Outdoor temp. 7°C D.B. 
 
 
 
Standard air volume 17 m
3
/min 
 
 
 
Standard air volume 18 m
3
/
203