9.3  Technical data of the COMBIVERT F5 AIC devices
Max. precharging AIC at an ambient temperature Ta = 45°C and UN_max  =  440V / 480V. 
Corresponding higher charging currents are expected at higher mains voltages. In this 
case please contact KEB!
Size S Cint
Cext_max
at 
U = 440V / 480V
R
Max. exter-
nal charging 
current
at  
U = 440V / 480V
Max. total 
charging 
current
at  
U = 440V / 480V
Notes
AIC kVA uF uF Ω A A –
14 11 820 – 20 73 / 67 104 NTC as shunt
16 23 1260 – 10 130 / 120 190
18 35 1800 – 20 320 / 315 350
20 52 3900 40.000/35.000 2.5 – 250/270
22 80 4950 40.000/35.000 2.5 – 250/270
24 125 8250 35.000/30.000 2.5 – 250/270
26 173 11700 33.000/27.000 2.5 – 250/270
27 208 14100 30.000/24.000 2.5 – 250/270
28 256 19800 27.000/20.000 5.8 - 107/117 
1)
29 319 19800 27.000/20.000 5.8 – 107/117
30 395 39600 140.000/110.000 5.8 
1)
- 107/117 
1)
33 554 59400 230.000/180.000 3.9 
1)
- 161/175 
1)
34 616 39600 140.000/110.000 5.8 
1)
– 107/117 
1)
38 1005 59400 230.000/180.000 3.9 
1)
- 161/175 
1)
Legend
S Apparent power
Cint Internal capacity
Cextmax Maximum, connectable capacity
R Load-shunt
Table 20:  Technical data of KEB COMBIVERT F5 AIC devices
1)  
Option precharging resistor => „Additional precharging resistor at master-slave operation“.
NOTICE
A restart for AIC with NTC is allowed only after 5 minutes.
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 DIMENSIONING