Yaskawa F7 to A1000 - Manual (Page 17)

8 Details on New A1000 Features and Functions
YASKAWA PL.A1000.02 F7 to A1000 - Product Transition Guide 17
‹ Self-Activated KEB
Internally activated Kinetic Energy Braking eliminates the need for external voltage sensing relays. Load inertia is used to decelerate
the system in a controlled manner in the event of power loss. Extremely fast scan rates accommodate loads near 100 %.
Figure 6
Figure 6 Self-Activated KEB
Motor Speed
DC Bus V
Output Current
Output Frequency