4.6 Setup Procedure for Elevator Applications
■ 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.
Wiring
Follow the wiring diagram shown in
Figure 4.20.
When connecting the battery for the control power supply to the
L1000A, 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 120
for details.
Battery for DC bus
48 to 340 Vdc т
96 to 680 Vdc
Magnetic Contactor A
___ s __________
DC bus power supply
L1 ------ v -----
+ 1
+2
' R/L1
L2
L3 -
---- "t"--------- ф-
S/L2
A T/L3
Magnetic Contactor B
L1000A
Z\
не
Magnetic Contactor C
!CN19
Power supply
Cont rol
circuit
Battery for
v
j — 1
* - 0 ]
control circuit J_
;
j
250 to 340 Vdc
T
;
!
(500 to 680 Vdc
1---------------N-----------------!—-o-
4
И1-ПП = 55
r
(Rescue Operation) [
“Ф S3—S8
-9 SC
Magnetic Contactor Sequence
Magnetic Contactor B
Magnetic Contactor A
Magnetic Contactor C
И1-ПП = 55
(Rescue Operation)
5 s
0.5 s
F ig u r e 4 .2 0 W irin g T w o B a tt e r ie s f o r DC B u s a n d C o n tro l P o w e r S u p p ly (DC B u s B a tte r y is l e s s t h a n 2 5 0 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 (И1-ПП = 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 (И 1-ПП = 55).
3. Wait at least 0.5 s and then close contactor B to return to operation with normal power supply.
YASKAWA ELECTRIC SIEP C710616 33D YASKAWA AC Drive L1000A Technical Manual
117
St
art
-U
p
P
ro
g
ra
m
m
in
g
&
O
p
e
ra
ti
o
n