Calculations; Installation Conditions - KEB COMBIVERT S4 Instruction Manual

3. Control Cabinet Installation

3.4 Calculations

3.5 Installation Conditions

E 8
Calculation of control cabinet surface:
Rate of air flow with fan cooling:
A = Control cabinet surface
∆T = Temperature difference
K = Heat transfer coefficient
P = Heat dissipation
V
V = Air flow rate of fan
For detailed informaton please refer to the catalogs of the control
cabninet manufacturers.
KEB
COMBVERT
S4
Cool air inlet
[m 2 ]
[K] (Standardwert = 20 K)
W
(Standardwert = 5
2
m •K
[W]
[m 3 /h]
100
INPUT INPUT INPUT
VOLTAGE XXXXXXXXXXX VOLTAGE XXXXXXXXXXX VOLTAGE XXXXXXXXXXX
CYCLE XXXXXXXXXXX CYCLE XXXXXXXXXXX CYCLE XXXXXXXXXXX
OUTPUT OUTPUT OUTPUT
POWER XXXXXXXXXXXX POWER XXXXXXXXXXXX POWER XXXXXXXXXXXX
VOLTAGE XXXXXXXXXX VOLTAGE XXXXXXXXXX VOLTAGE XXXXXXXXXX
XXXXXXXXXXXX XXXXXXXXXXXX XXXXXXXXXXXX
CURRENT CURRENT CURRENT
AC-MOT. 4,0 KW, 2/4 P, 50/60 HZ AC-MOT. 4,0 KW, 2/4 P, 50/60 HZ AC-MOT. 4,0 KW, 2/4 P, 50/60 HZ
XXXXXXXXXXXXXXX˜ XXXXXXXXXXXXXXX˜ XXXXXXXXXXXXXXX˜
KEB Antriebstechnik VER-NO. KEB Antriebstechnik VER-NO. KEB Antriebstechnik VER-NO.
Karl E. Brinkmann GmbH ART-NO. XX.F4.XXX-XXXX Karl E. Brinkmann GmbH ART-NO. XX.F4.XXX-XXXX Karl E. Brinkmann GmbH ART-NO. XX.F4.XXX-XXXX
D-32677 Barntrup SER-NO. 95000001/XXXXXXX D-32677 Barntrup SER-NO. 95000001/XXXXXXX D-32677 Barntrup SER-NO. 95000001/XXXXXXX
Made in Germany Made in Germany Made in Germany
50
START START START
ENTER FUNC. ENTER FUNC. ENTER FUNC.
F/R SPEED F/R SPEED F/R SPEED
STOP STOP STOP
ANTRIEBSTECHNIK ANTRIEBSTECHNIK ANTRIEBSTECHNIK
100
Minimum distance
Warm air outlet
P
2
[m ]
V
A =
∆T • K
3,1 • P
3
[m /h]
V = V
∆T
W
2
m •K
50
)