Lenze 7812 - Controller Inhibit; Reversing and Brakirig

ET4 6/fa
page: 5
checked: 19.04.89 IB 33.0831 GB
5.2 Controller inhibit
— The controller is inhibited when
the RSP switch is closed.
— The controller is released when
the RSP switch is operied.
RSP
S7
USe low—current contacts
(12V/lOinA)
5.3 Reversincr and braking
- Clockwise rotation occurs with
switch 51 in FWD position,
assuming correct phase connection
of the motor
— Ariti-clockwise rotation occurs
with switch 51 in REV position
assulning correct phase connection
of the motor
— Braking occurs when switch
S2 is opened
Use low-current contacts
(12V/lOxnA)
FWD
SI
Qn
on
- - —i-----I------- —~--t
-‚Pn
REV k
si ~ fon
brakej 1
S2 ____ __________
T -~
II
~set ~‚~N‘c1ockw~se
, —‚
-1-
During reversal, the drive is
slowed down according to the
deceleration raxop, reverses at
n set- 0,5Hz and then
acceierates to the speed set—
value alcing the acceleration
ramp.
~-2~3rl th& ~wi~ch S2 is openec~,
— t~ ci~:fy~ is s.owed down
- - ~L..1¶ ~
-~ - s~. ~Q~U1J! accoroing
~ tI--~ v~1ue set c:~ thr.
Reversing
s1
~ti-clockwise