Yaskawa L1000E AC Drive CIMR-LE†A - Manual (Page 109)

4 Start-Up Programming
YASKAWA TOEPYAIL1E01A YASKAWA AC Drive L1000E Quick Start Guide 109
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Using Separate Batteries for DC Bus and Control Power Supply, DC Bus Battery under 250 Vdc (500 Vdc)
Follow these instructions when using separate batteries for Rescue Operation with the battery for the DC bus having a
lower voltage than 250 Vdc for 200 V class drives and 500 Vdc for 400V class drives.
Follow the wiring diagrams shown in Figure 59 to Figure 64 . When connecting the battery for the control power supply
to the L1000, use the 1.1 m cable packaged with the product. The connector cover must first be removed in order to
access connection port CN19 for the battery. Refer to
Connecting the Drive and Battery on page 117 for details.
Wiring for CIMR-LE2A0018 to 2A0225, 4A0009 to 4A0140
Figure 52
Figure 59 Wiring Two Batteries for DC Bus and Control Power Supply
(DC Bus Battery is less than 250 V)
Operation Sequence
Starting Rescue Operation
1. Open contactor B and wait at least 5 seconds.
2. Set the input terminal programmed for Rescue Operation (H1- = 55).
3. Close contactors A and C.
4. Set the Up/Down command.
Ending Rescue Operation
1. After the car has stopped, open contactors A and C.
2. Clear the input terminal set for Rescue Operation (H1- = 55).
3. Wait at least 0.5 s and then close contactor B to return to operation with normal power supply.
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Magnetic Contactor Sequence
L1000A
Control
circuit
Power supply
Battery for DC bus DC bus power supply
Battery for
control circuit
L1
L2
L3
CN19
1
4
W/T3
V/T2
U/T1
R/L1
S/L2
T/L3
B1
+2
+1
B2
SC
H1- ڧڧ = 55
(Rescue Operation)
S 3 to S 8
200 V Class: 48 to 250 Vdc
400 V Class: 48 to 500 Vdc
200 V Class: 250 to 340 Vdc
400 V Class: 500 to 680 Vdc
Magnetic Contactor A
Magnetic Contactor B
Magnetic Contactor C
H1- ڧڧ = 55
(Rescue Operation)
Magnetic Contactor B
Magnetic Contactor A
Magnetic Contactor C
5 s
0.5 s
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