Siemens SINAMICS S120 Function Manual page 289
Drive functions
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Figure 5-28
Activation
The bypass function with synchronization without overlap (p1260 = 2) can only be activated
using a control signal. Activation using a speed threshold is not possible.
Parameter assignment
The following parameters must be set after the bypass function with synchronization without
overlap (p1260 = 2) has been activated.
Table 5- 4
Parameter
r1261.0 =
r1261.1 =
p1266 =
P1269[0] =
P1269[1] =
p3800 = 1
p3802 = r1261.2
p3809 =
Drive functions
Function Manual, 11/2017, 6SL3097-4AB00-0BP5
Circuit example, bypass with synchronization without overlap
Parameter settings for bypass function with synchronization without overlap
Description
Control signal for contactor K1
Control signal for contactor K2
Setting the control signal
Signal source to provide the feedback signal of contactor K1
Signal source for contactor K2 feedback
Synchronization is activated.
Synchronizer activation is triggered by the bypass function.
Setting of the phase setpoint for synchronizing the drive to the line supply
Vector control
5.22 Bypass
289
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