Figure 6-2 Overspeed Protection Diagram - Siemens SINAMICS PERFECT HARMONY GH180 Function Manual

Advanced Motor Protection and RTD Protection Functions
6.3 Device 12 - Variable Pickup Overspeed
Reset
Time
Constant
1 = Enable
0 = Disable
Motor Speed
Low Pass
Pickup
Filter
Level
Time
Constant
Dropout
Level
Output
Latching
Control
1 = Latched
Figure 6-2 Overspeed Protection Diagram
36
Low Pass
Filter
+ >
Σ
1 = pickup
-
0 = dropout
Count
Enable Pickup
Output
Time Delay
(Counter)
Zero Reset
Pickup
Time Delay
Count
Dropout
Enable
Time Delay
(Counter)
Zero Reset
Dropout
Time Delay
Advanced Motor Protection for Variable Speed Operation
>=
Pickup
Timed
Out
Output
>=
Dropout
Timed
Out
Manual, AA, A5E46373908A
Trip or
Alarm
Output