YASKAWA L1000A - Page 123

4 Start-Up Programming & Operation
YASKAWA ELECTRIC TOEP C710616 38H YASKAWA AC Drive-L1000A Quick Start Guide 121
Start-Up Programming & Operation
4
Using a Single Battery with Minimum 250 Vdc (500 Vdc, 720 Vdc)
Follow the instructions when using one battery to supply both, main circuit and controller. The battery voltage must be at
least 250 Vdc for 200 V class drives, 500 Vdc for 400 V class drives, or 720 Vdc for 600 V class drives.
Wiring
Following the wiring diagram show in Figure 58.
Figure 51
Figure 58 Using a Backup Battery With Minimum 250 Vdc (500 Vdc, 720 Vdc)
Operation Sequence
Starting Rescue Operation
1.
Open contactor B.
2. Set the input terminal programmed for Rescue Operation (H1- = 55).
3. Close contactor A.
4. Set the Up/Down command.
Ending Rescue Operation
1.
After the car has stopped, open contactor A.
2. Clear the input terminal set for Rescue Operation (H1- = 55).
3. Close contactor B to return to operation with normal power supply.
-
S3 to S 8
L1000A
DC bus power supply
L1
L2
L3
CN19
1
4
W/T3
V/T2
U/T1
R/L1
S/L2
T/L3
B1
B2
SC
H1-غغ = 55
(Rescue Operation)
Battery for DC bus
200 V Class: 250 to 340 Vdc
400 V Class: 500 to 680 Vdc
600 V Class: 720 to 850 Vdc
Magnetic Contactor A
Magnetic Contactor B
Control
circuit
Pow e r s up p ly
Magnetic Contactor Sequence
H1-غغ = 55
(Rescue Operation)
Magnetic Contactor B
Magnetic Contactor A
YEA_common
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