Lenze 490 Series Speed controllers tor DC motors - Manual (Page 13)

NK12/fa ~.ck~4: G3.11~B9
8.3 dontrobber inhibit
The previousby used function RSP (inhibiting the controbber
using a normabby open contact) is still avaibabbe.
When the switch controbler inhibit is closed, the firing
pulses are set to the inverted limit position.
Use bw current
contact
<15V/l.5 mA)
daution: The switch RSP must only be opened at motor
standstibb.
8.4 Inching
The wire bridges BRl, BR2 and BR3 on the
must be removed.
PELl L2~L3Jfj
1J
Kl
F2
r
L~ ~2 L3
boards 4092 or 4093
Conf iguration
of mains contactors
daution
When inching with
Kl the ebectronic
suppby
is still
maintained. The
mains is compbeteby
separated by a
mains switch.
mein switch
Appbication proposab for fast inching
K3
REL/TRP-15
part no.
321 351
Lanze
Inching is done via S4 (switch).
The switching using quick stop causes fast deceleration in the
inverter mode.