Connection Of A Braking Resistor; Terminal Block X1B Connection Braking Resistor; Use Of Intrinsically Safe Braking Resistors; Figure 22: Terminal Block X1B Connection Braking Resistor - KEB COMBIVERT S6 Series Instructions For Use Manual

cONNecTION Of THe POWer UNIT

4.2.7 connection of a braking resistor

cAUTION

4.2.7.1 Terminal block X1B connection braking resistor

Figure 22:

4.2.7.2 Use of intrinsically safe braking resistors

Figure 23:
NOTICE
Not fall below the minimum braking resistor value!
Falling below the minimum braking resistor value destroys the braking
transistor of the drive controller.
R - - ++ U
Name
Connection for
++, R
braking resistor
Terminal block X1B connection braking resistor
R
PA
Wiring of an intrinsically safe braking resistor
Only intrinsically safe braking resistors permitted !
Only "intrinsically safe" braking resistors are permitted for this opera-
tion, since these resistors interrupt themselves at fault such as safety
fuse without fire risk.
Instructions for use „Installation of an intrinsically safe
braking resistor"
www.keb.de/fileadmin/media/Manuals/dr/ma_dr_safe-braking-resis-
tors-20106652_en.pdf
V W
function
X1B
R
- -
++
U
V
W
cross-section
0.5...2.5 mm²
AWG 20-14
63