5.11 S: Elevator Parameters
♦ S4: Rescue Operation
Rescue Operation switches to a backup battery or some other UPS during a power outage. Refer to
Rescue Operation on
page 114
for details.
■ S4-01: Light Load Direction Search Selection
Enables and disables the Light Load Direction Search.
No.
Parameter Name
Setting Range
Default
S4-01
Light Load Direction Search Selection
0 to 2
0
0: Disabled
1: Enabled
2: Enabled for m otor 1 only
■ S4-02: Light Load Direction Search Method
Determines the method used to perform Light Load Direction Search.
No.
Parameter Name
Setting Range
Default
S4-02
Light Load Direction Search Method
0 or 1
1
0: Output current
1: Detect direction of regeneration
■ S4-03: Light Load Direction Search Time
Sets the time to perform Light Load Direction Search.
No.
Parameter Name
Setting Range
Default
S4-03
Light Load Direction Search Time
0.0 to 5.0 s
1.0 s
■ S4-04: Light Load Direction Search Speed Reference
Sets the speed reference to use during Light Load Direction Search.
No.
Parameter Name
Setting Range
Default
S4-04
Light Load Direction Search Speed Reference
0.00 to 20.00%
Determined by A -02
■ S4-05: Rescue Operation Torque Limit
Sets the torque limit used during Rescue Operation.
No.
Parameter Name
Setting Range
Default
S4-05
R escue Operation Torque Limit
0 to 300%
100%
■ S4-06: Rescue Operation Power Supply Selection
Specifies the type o f backup power supply the drive should switch to when the power goes out.
No.
Parameter Name
Setting Range
Default
S4-06
R escue Operation Power Supply Selection
0 to 2
0
0: Battery
1: UPS (single-phase)
2: UPS (three-phase)
■ S4-07: UPS Power
Sets the capacity o f the UPS.
No.
Parameter Name
Setting Range
Default
S4-07
UPS Power
0.0 to 100.0 kVA
0.0 kVA
224
YASKAWA ELECTRIC SIEP C710616 33D YASKAWA AC Drive L1000A Technical Manual