YASKAWA GA800 Programming Manual page 185

Ac drive for industrial applications
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Sequence Circuit Configuration
Use these conditions to set the circuit for the open/close sequence of the holding brake:
• Set the sequence-side operation conditions to activate terminal M1-M2 and open the holding brake.
• Set the sequence to close the holding brake in an emergency if the drive detects a fault.
• Set the sequence to open the holding brake when you enter an increase or decrease command.
*1
L4-07 = 0 [Speed Agree Detection Selection = No Detection during Baseblock] or During Frequency Output
Time Chart
Figure 2.3
shows the open/close sequence of the holding brake.
Figure 2.3 Holding Brake Open and Close Sequence Time Chart (V/f, CL-V/f, OLV)
*1
Start braking from the higher set frequency between b2-01 [DC Injection/Zero SpeedThreshold] or E1-09
[Minimum Output Frequency].
YASKAWA TOEPYAIGA8002B GA800 Drive Programming
Figure 2.1 Frequency Detection 2
Figure 2.2 Sequence Circuit Configuration Diagram
2.2 A: Initialization Parameters
2
185

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