KEB COMBIVERT S6 - Wiring of an Intrinsically Safe Braking Resistor; Using a Non-Intrinsically Safe Braking Resistor; Figure 19: Wiring of an Intrinsically Safe Braking Resistor

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CONNECTION OF THE POWER UNIT
4.2.6.2 Wiring of an intrinsically safe braking resistor
X1B
R
- -
++
U
V
W
R
PA
Figure 19: Wiring of an intrinsically safe braking resistor
NOTICE
Only "intrinsically safe" braking resistors are permissible for this oper-
ation, since these resistors interrupt themselves at fault such as safety
fusewithoutrerisk.Thedeliveredintrinsicallysafe
braking resistors by KEB are described in the following link.
Technical data and design for intrinsically safe braking re-
sistors.
www.keb.de/fileadmin/media/Manuals/dr/ma_dr_safe-braking-resis-
tors-20106652_en.pdf
4.2.6.3 Using a non-intrinsically safe braking resistor
Technical data and design for non-intrinsically safe braking
resistors.
www.keb.de/fileadmin/media/Manuals/dr/ma_dr_braking-resis-
tors-20116737_en.pdf