YASKAWA L1000A Technical Manual page 128

4.6 Setup Procedure for Elevator Applications
■
Using a Single Battery with Minimum 250 Vdc (500 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 or 500 Vdc for 400 V class drives.
Wiring
Following the wiring diagram show in
Figure 4.17
Battery for DC bus
250 to 340 Vdc
500 to 680 Vdc
Operation Sequence
Starting Rescue Operation
1. Open contactor B.
2. Set the input terminal programmed for Rescue Operation (H1-
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-
3. Close contactor B to return to operation with normal power supply.
128
Figure 4.21.
Magnetic Contactor A
DC bus power supply
L1
L2
L3
Magnetic Contactor B
H1- = 55
(Rescue Operation)
Magnetic Contactor Sequence
Magnetic Contactor B
Magnetic Contactor A
H1-
(Rescue Operation)
Figure 4.21 Using a Backup Battery With Minimum 250 Vdc (500 Vdc)
L1000A
B2
B1
R/L1
S/L2
T/L3
-
Power supply
CN19
1
4
S ∼S
3 8
SC
= 55
= 55).
= 55).
YASKAWA ELECTRIC SIEP C710616 38A YASKAWA AC Drive L1000A Technical Manual
U/T1
V/T2
W/T3
Control
circuit