B.3 Parameter Table
386 YASKAWA ELECTRIC SIEP C710616 35D YASKAWA AC Drive E1000 Technical Manual
L8-07
(4B3H)
Output Phase Loss Protection
Selection
0: Disabled
1: Enable (triggered when single phase is lost)
2: Enabled (triggered when two phases are lost)
Default: 0
Min: 0
Max: 2
235
L8-09
(4B5H)
Output Ground Fault Detection
Selection
0: Disabled
1: Enabled
Default:
<9>
Min: 0
Max: 1
235
L8-10
(4B6H)
Heatsink Cooling Fan Operation
Selection
0: Run with timer. Fan operates only during run and for L8-11 seconds after stop.
1: Run always. Cooling fan operates whenever the drive is powered up.
Default: 0
Min: 0
Max: 1
236
L8-11
(4B7H)
Heatsink Cooling Fan Off-Delay
Time
Sets a delay time to shut off the cooling fan after the Run command is removed when L8-10 = 0.
Default: 60 s
Min: 0 s
Max: 300 s
236
L8-12
(4B8H)
Ambient Temperature Setting
Enter the ambient temperature. This value adjusts the oL2 detection level.
Default: 40°C
Min: -10°C
Max: 50°C
236
L8-15
(4BBH)
oL2 Characteristics Selection at
Low Speeds
0: Protection disabled at low speed.
1: Protection enabled at low speed.
Default: 1
Min: 0
Max: 1
236
L8-18
(4BEH)
Software Current Limit Selection
0: Software CLA disabled (gain=0)
1: Software CLA enabled
Default: 0
Min: 0
Max: 1
236
L8-19
(4BFH)
Frequency Reduction Rate during
Overheat Pre-Alarm
Specifies the frequency reference reduction gain at overheat pre-alarm when L8-03 = 4.
Default: 0.8
Min: 0.1
Max: 0.9
234
L8-27
(4DDH)
Overcurrent Detection Gain
Sets the gain for overcurrent detection as a percentage of the motor rated current. Overcurrent is
detected using the drive’s overcurrent level or the value set to L8-27, whichever is lower.
Default: 300.0%
Min: 0.0%
Max: 300.0%
237
L8-29
(4DFH)
Current Unbalance Detection
(LF2)
0: Disabled
1: Enabled
Default: 1
Min: 0
Max: 1
237
L8-32
(4E1H)
Main Contactor and Cooling Fan
Power Supply Failure Selection
Determines the action the drive should take when a fault occurs with the internal cooling fan.
0: Ramp to stop with C1-02
1: Coast to stop
2: Ramp to stop with fast stop C1-09
3: Alarm only
Default: 1
Min: 0
Max: 4
237
L8-35
(4ECH)
I
nstallation Method Selection
0: IP00 enclosure
1: Side-by-Side mounting
2: IP20/NEMA 1, UL Type 1 enclosure
3: Finless drive or external heatsink installation
Default:
<3> <9>
Min: 0
Max: 3
237
L8-38
(4EFH)
Carrier Frequency Reduction
Selection
0: Disabled
1: Enabled for output frequencies below 6 Hz
2: Enabled for the entire frequency range
Default:
<16>
Min: 0
Max: 2
238
L8-40
(4F1H)
Carrier Frequency Reduction Off-
Delay Time at Start Sets the time that the drive continues running with reduced carrier frequency after the carrier
reduction condition is gone. Setting 0.00 s disables the carrier frequency reduction time.
Default:
<10>
Min: 0.00 s
Max: 2.00 s
238
L8-41
(4F2H)
High Current Alarm Selection
0: Disabled
1: Enabled. An alarm is triggered at output currents above 150% of the drives rated current.
Default: 0
Min: 0
Max: 1
238
L8-78
(2CCH)
Power Unit Output Phase Loss
Protection
Enables motor protection if output phase loss occurs.
0: Disabled
1: Enabled
Note: This parameter is available in models CIMR-E4A0930 and 4A1200.
Default: 1
Min: 0
Max: 1
239
<3> Parameter setting value is not reset to the default value when the drive is initialized.
<9> Default setting is determined by the drive model (o2-04).
<10> Default setting is determined by the control mode (A1-02).
<16> Default setting is determined by the control mode (A1-02) and the drive model (o2-04).
No. (Addr.) Name Description Setting Page
All Modes
All Modes
All Modes
All Modes
All Modes
All Modes
All Modes
All Modes
All Modes
All Modes
All Modes
All Modes
SIEP_C710616_35.book 386 ページ ２０１５年１１月３０日 月曜日 午後２時２分
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