YASKAWA L1000A Series, Техническое руководство

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4.6 Setup Procedure for Elevator Applications
■ Using a Battery for the DC Bus and 24 V Power Supply Unit Option for the Control Circuit
Follow the instructions when using a 24 V Power Supply Unit option for the control circuit and a battery for the main
circuit. The main circuit battery voltage must be higher than 48 Vdc for 200 V class drives and 96 Vdc for 400 V class
drives.
Wiring
Yaskawa offers a 24 V Power Supply Option for the control circuit that is useful in applications unable to connect to a
backup battery greater than 250 V. Wiring instructions can be found in
Figure 4.21. For a more detailed explanation of
the 24 V Power Supply Option, refer to the manual provided with the option.
L1000A
Magnetic Contactor Sequence
Magnetic Contactor B
Magnetic Contactor A
Magnetic Contactor C
Н1-ПП = 55
(Rescue Operation)
5 s 0 5 s - л
‘ -
1 1
1 1
F ig u r e 4.21 U s in g a B a tte r y f o r t h e DC B u s a n d 2 4 V P o w e r S u p p ly U n it O p tio n f o r t h e C o n tr o l C irc u it
Operation Sequence
Starting Rescued Operation
1. Open contactor B and wait at least 5 seconds.
2. Set the input terminal programmed for Rescue Operation (H1-DD = 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-DD = 55).
3. Wait at least 0.5 s and then close contactor B to return to operation with normal power supply.
118 YASKAWA ELECTRIC SIEP C710616 33D YASKAWA AC Drive L1000A Technical Manual