YASKAWA CIMR-LC2A0018 Quick Start Manual page 29

L1000a series ac drive for elevator applications
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Brake Sequence
The figure below shows the brake sequence and parameters that can be used for adjustment.
Brake Control Output
Inspection Operation
Start in Inspection Mode
Inspection operation is performed when an Up or Down signal is input while one of the conditions below is true.
• Parameter d1-18 is set to 0 or 3 and the selected speed is higher than d1-28 but lower than d1-29.
• Parameter d1-18 is set to 1 or 2 and a digital input programmed for Inspection Operation Speed (H1-
enabled.
The start is performed using the same acceleration characteristics, brake sequence and contactor sequence like in normal
operation. The carrier frequency is set to 2 kHz during Inspection Operation but can be changed using parameter C6-21.
Stop in Inspection Mode
To stop the drive in Inspection Mode either remove the Up or Down signal or unselect the Inspection Operation Speed
Reference (conditions listed for Start in Inspection Mode must become untrue).
The stop can be performed using a deceleration ramp, depending on the setting of parameter C1-15 (Inspection Operation
Deceleration Ramp).
• If C1-15 = 0, the drive immediately closes the brake, shuts off the drive output and opens the motor contactor.
• If C1-15 > 0, the drive decelerates to stop, closes the brake, shuts the output off and opens the motor contactor.
YASKAWA ELECTRIC TOEP C710616 33A YASKAWA AC Drive L1000A Quick Start Guide
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S1-04
DC Injection/
Position Lock
Time at Start
Speed
RUN
Up/Down
Selected Speed
Leveling
Speed
Zero Speed
Level S1-01
5 Start Up
S1-05
DC Injection/
Position Lock
at Stop
= 54) is
29

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