YASKAWA Z1000 User Manual page 303

No.
(Addr. Name
Hex)
L8-07 Output Phase Loss
(4B3) Protection Selection
L8-09 Output Ground Fault
(4B5) Detection Selection
L8-10 Heatsink Cooling Fan
(4B6) Operation Selection
L8-11 Heatsink Cooling Fan
(4B7) Off Delay Time
L8-12 Ambient Temperature
(4B8) Setting
oL2 Characteristics
L8-15
Selection at Low Speeds
(4BB)
L8-18 Software Current Limit
(4BE) Selection
Frequency Reduction
L8-19
Rate during Overheat
(4BF)
Pre-Alarm
L8-27 Overcurrent Detection
(4DD) Gain
L8-29 Current Unbalance
(4DF) Detection (LF2)
Main Contactor and
L8-32
Cooling Fan Power
(4E2)
Supply Failure Selection
L8-35 Installation Method
(4EC) Selection
L8-38 Carrier Frequency
(4EF) Reduction
Carrier Frequency
L8-40
Reduction Off Delay
(4F1)
Time
L8-41 High Current Alarm
(4F2) Selection
L8-55 Internal Braking
(45F) Transistor Protection
Carrier Frequency
L8-97
Reduction Selection
(3104)
during oH Pre-Alarm
<1> Default setting is dependent on parameter o2-04, Drive Model Selection.
<2> Parameter setting value is not reset to the default value when the drive is initialized.
<3> Default setting is dependent on parameters A1-02, Control Method Selection, and o2-04, Drive Model Selection.
YASKAWA TOEP YAIZ1U 03B YASKAWA AC Drive – Z1000 User Manual
LCD Display
Outp Ph Loss Det 0: Disabled
0: Disabled 1: Enabled (triggered by a single phase loss)
1: 1PH Loss Det 2: Enabled (triggered when two phases are lost)
2: 2/3PH Loss Det
Grnd Flt Det Sel 0: Disabled
0: Disabled 1: Enabled
1: Enabled
0: During run only. Fan operates only during run for L8-11
Fan On/Off Sel
seconds after stop.
0: Dur Run (OffDly)
1: Fan always on. Cooling fan operates whenever the drive is
1: Always On
powered up.
Sets a delay time to shut off the cooling fan after the Run
Fan Delay Time command is removed when L8-10 = 0.
Enter the ambient temperature. This value adjusts the oL2
Ambient Temp detection level.
OL2 Sel @ L-Spd 0: No oL2 level reduction below 6 Hz.
1: oL2 level is reduced linearly below 6 Hz. It is halved at 0 Hz. Default: 1
0: Disabled
1: Enabled
Soft CLA Sel 0: Disabled
0: Disabled 1: Enabled
1: Enabled
Specifies the frequency reference reduction gain at overheat
Fc Red dur OHAlm pre-alarm when L8-03 = 4.
Sets the gain for overcurrent detection as a percentage of the
OC Level motor rated current. Overcurrent is detected using the lower
value between the overcurrent level of the drive or L8-27.
LF2 Flt Det Sel 0: Disabled
0: Disabled 1: Enabled
1: Enabled
MC/FAN PS FltSel Determines drive response to internal cooling fan fault.
0: Ramp to stop 0: Ramp to stop
1: Coast to stop 1: Coast to stop
2: Fast-Stop 2: Fast stop (Decel to stop using the decel time set to C1-09)
3: Alarm only 3: Alarm only ("FAn" will flash)
4: Run@L8-19 Rate 4: Continue operation at reduced speed as set to L8-19.
Installation Sel 0: IP00/Open-Chassis enclosure
0: IP00/OpenChassis 2: IP20/NEMA 1, UL Type 1 enclosure
2: IP20/Nema Type 1 3: External Heatsink Installation
3: ExternalHeatsink
Fc Reduct dur OL 0: Disabled
0: Disabled 1: Enabled below 6 Hz
1: Active below 6Hz 2: Enabled for the entire speed range
2: Active @ any Spd
Sets the time that the drive continues running with reduced
Fc Reduct Time carrier frequency after the carrier reduction condition is gone.
Setting 0.00 s disables the carrier frequency reduction time.
0: Disabled
High Cur Alm Sel
1: Enabled.
0: Disabled
An alarm is triggered at output currents above 150% of drive
1: Enabled
rated current.
DB Tr protection 0: Disabled. Disable when using a regen converter or optional
0: Disable braking unit.
1: Enable 1: Protection enabled.
Carrier frequency reduction protection selection. It is reduced
FC Sel dur OHAlm
to the carrier frequency at oH pre-alarm.
0: Disabled
0: Disabled
1: Enabled
1: Enabled
B.8 L: Protection Function
Description Values Page
Default: 1
177
Range: 0 to 2
<1>
Default:
178
Range: 0, 1
Default: 0
178
Range: 0, 1
Default: 300 s
Min.: 0 178
Max.: 300
Default: 40 °C
Min.: -10 178
Max.: 50
178
Range: 0, 1
Default: 0
179
Range: 0, 1
Default: 20.0%
Min.: 0.0 179
Max.: 100.0
Default: 300.0%
Min.: 0.0 179
Max.: 400.0
Default: 1
179
Range: 0, 1
Default: 1
179
Range: 0 to 4
<1> <2>
Default:
180
Range: 0, 2, 3
<3>
Default:
180
Range: 0 to 2
Default: 0.50 s
Min.: 0.00 181
Max.: 2.00
Default: 0
181
Range: 0, 1
Default: 1
181
Range: 0, 1
Default: 0
B
–
Range: 0, 1
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