YASKAWA L1000E - Page 189

B Parameter Table
YASK AWA TOEPYAIL1E01A YASKAWA AC Drive L1000E Quick Start Guide 189
Parameter Table
B
■ L: Protection Functions
L parameters provide protection to the drive and motor, including control during momentary power loss, Stall Prevention,
frequency detection, fault reset, overtorque detection, torque limits, and other types of hardware protection.
L1: Motor Protection
L2: Undervoltage Detection
No.
(Addr.)
Name Description Setting
L1-01
(480H)
<1> Default setting is determined by the control mode (A1-02).
Motor Overload Protection
Selection
0: Disabled
1: General purpose motor (standard fan cooled)
2: Drive dedicated motor with a speed range of 1:10
3: Vector motor with a speed range of 1:100
5: PM motor with constant torque characteristics
Default:
<1>
Min: 0
Max: 5
L1-02
(481H)
Motor Overload Protection
Time
Sets the motor thermal overload protection (oL1) time.
Default: 1.0 min
Min: 0.1 min
Max: 5.0 min
L1-03
(481H)
Motor Overheat Alarm Operation
Selection (PTC thermistor input)
Sets operation when the motor temperature analog input (H3-02 or H3-10 = E)
exceeds the oH3 alarm level.
0: Ramp to stop
1: Coast to stop
2: Emergency Stop (Fast Stop) (decelerate to stop using the deceleration time in
C1-09)
3: Alarm only (“oH3” will flash)
Default: 3
Min: 0
Max: 3
L1-04
(481H)
Motor Overheat Fault Operation
Selection (PTC thermistor input)
Sets stopping method when the motor temperature analog input (H3-02 or H3-10
= E) exceeds the oH4 fault level.
0: Ramp to stop
1: Coast to stop
2: Emergency Stop (Fast Stop) (decelerate to stop using the deceleration time in
C1-09)
Default: 1
Min: 0
Max: 2
L1-05
(481H)
Motor Temperature Input Filter Time
(PTC thermistor input)
Adjusts the filter for the motor temperature analog input (H3-02 or H3-10 = E).
Default: 0.20 s
Min: 0.00 s
Max: 10.00 s
L1-13
(46DH)
Continuous Electrothermal
Operation Selection
0: Disabled
1: Enabled
Default: 1
Min: 0
Max: 1
No.
(Addr.)
Name Description Setting
L2-05
(489H)
<9> Values shown here are for 200 V class drives. Double the value when using a 400 V class drive.
<15> Default setting value is dependent on the setting for the input voltage (E1-01).
Undervoltage Detection
Level (Uv)
Sets the DC bus undervoltage trip level.
Default:
<9> <15>
Min: 150 Vdc
Max: 210 Vdc
<9>
All Modes
common
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All Modes
common
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All Modes
common
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All Modes
common
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All Modes
common
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All Modes
common
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All Modes
common
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