Yaskawa AC Drive P1000 Bypass Technical Manual User Manual
Page 160
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Z1-27: Phase Loss Brownout Voltage Level
Sets the brownout condition voltage level.
No.
Name
Setting Range
Default
Z1-27
Phase Loss Brownout Voltage Level
0 to 150 V
98 V
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Z1-28: Phase Loss Brownout Detection Time
Sets the time that the input voltage is continuously measured to be below the Brownout Voltage level before declaring a
brownout fault.
No.
Name
Setting Range
Default
Z1-28
Phase Loss Brownout Detection Time
0.0 to 300.0 s
3.0 s
n
Z1-29: Phase Loss Blackout Voltage Level
Sets the voltage level below which is considered a blackout condition.
No.
Name
Setting Range
Default
Z1-29
Phase Loss Blackout Voltage Level
0 to 150 V0
0 V
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Z1-30: EF0 Fault Delay Time
Sets the time between declaring a drive fault and opening the drive and bypass contactors.
No.
Name
Setting Range
Default
Z1-30
EF0 Fault Delay Time
0.0 to 300.0 s
1.0 s
n
Z1-31: Loss of Load Detection Enable
No.
Name
Setting Range
Default
Z1-31
Loss of Load Detection Enable
0 to 2
0
Setting 0: Disable
Setting 1: Enable and Declare Fault
Setting 2: Enable and Alarm Only
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Z1-32: Loss of Load Drive Frequency
Sets the value to which the drive output frequency must be equal to or greater than for the drive to detect a loss of load.
No.
Name
Setting Range
Default
Z1-32
Loss of Load Drive Frequency
0.0 to 60.0 Hz
<1>
60.0 Hz
<1>
<1> Values are given in Hz, but actual values are dependent upon unit settings using drive parameters o1-03, o1-09, o1-10, and o1-11.
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Z1-33: Loss of Load Drive Output Current
Sets the value to which the drive output current must be equal to or less than for the drive to detect a loss of load.
No.
Name
Setting Range
Default
Z1-33
Loss of Load Drive Output Current
0.0 to 999.9 A
0.0 A
n
Z1-34: Loss of Load Drive Time
While in Drive mode, the Loss of Load detection conditions must be met for the length of time entered here before detecting
a loss of load.
No.
Name
Setting Range
Default
Z1-34
Loss of Load Drive Time
0.0 to 300.0 s
1.0 s
n
Z1-35: Loss of Load Bypass Output Current
The motor current must be equal to or less than this value to detect a loss of load.
5.13 Z: Bypass Parameters
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YASKAWA SIEP YAIP1B 01A YASKAWA AC Drive – P1000 Bypass Technical Manual