Panasonic MINAS A5 Series - Page 117

2-69
1
Before Using the Products
2
Preparation
3
Connection
4
Setup
5
Adjustment
6
When in Trouble
7
Supplement
G-frame, 400 V
12. Dynamic Brake
Connections of external dynamic brake resistor (Example)
NC
NC
NC
0V
24V
NC
NC
NC
DB3
DB2
DB1
DB4
L1
L2
L3
B1
B2
NC
U
V
W
X1
X2
X3
X4
X5
X6
CHARGE
400V
L3
L2
L1
L1C
Neutral point
U-phase
V-phase
W-phase
0V
24V
24 VDC power supply
for control
(to be supplied by customer)
* Use a power
supply with
5 A or larger
capacity.
Terminals DB1, DB2, DB3 and DB4
7RFRQQHFWDQH[WHUQDOG\QDPLFEUDNH
resistor, disconnect the shorting bar
between DB3 and DB4.
&RQQHFWDPDJQHWLFFRQWDFWRUIRU
FRQWUROIRUWKHH[WHUQDOG\QDPLFEUDNH
between L1C and DB1.
3URYLGHDQH[WHUQDOSURWHFWLYHGHYLFH
HJWKHUPDOIXVHEHWZHHQ'%DQG
the neutral point.
7KHYROWDJHDSSOLHGDFURVV'%DQG
DB2 must be 300 VAC or below or
100 VDC or below.
/&LVFRQQHFWHGDIWHUWKH5SKDVHRI
WKHQRLVHILOWHU
/&LVQRWLQGLFDWHGRQWKHGULYHUERG\
Pin NC
'RQRWFRQQHFWDQ\WKLQJ
24 VDC power supply
IRUEUDNH
(to be supplied by
customer)
7KHUPDOIXVH
RQHIXVHIRUHDFKUHVLVWRU
(to be supplied by customer)
Disconnect the
shorting bar
(between DB3
and DB4).
0DJQHWLF&RQWDFWRU0&
7XUQVRQRIIWKHG\QDPLFEUDNHUHVLVWRU
Use coil surge suppression units together with
this.
8VHWKHVDPHPDJQHWLFFRQWDFWRUDVWKDWRI
the main circuit.
3URYLGHDQDX[LOLDU\FRQWDFWIRUSURWHFWLRQso
WKDWWKHVHUYRGRHVQRWWXUQRQZLWKDQ
H[WHUQDOVHTXHQFHZKHQWKHG\QDPLF
brake resistor is fused.
Dynamic Brake Resistor
(to be supplied by customer)
:KHQ\RXXVHDQH[WHUQDOG\QDPLFEUDNHUHVLVWRU
LQVWDOODQH[WHUQDOSURWHFWLYHDSSDUDWXVVXFKDV
WKHUPDOIXVHZLWKRXWIDLO
0RXQWWKHG\QDPLFEUDNHUHVLVWRUon incombustible
PDWHULDOVXFKDVPHWDO
Do not use an external dynamic brake resistor
WRJHWKHUZLWKWKHEXLOWLQUHVLVWRU
3URYLGHRQHG\QDPLFEUDNHUHVLVWRUIRUHDFKSKDVH

:KHQXVLQJDQH[WHUQDOG\QDPLFEUDNHEHVXUHWRXVHWKH
resistor.
 'RQRWPDNHVKRUWFLUFXLW
0DLQV
5HVLGXDO
FXUUHQWGHYLFH
Remarks
Remarks
Remarks
Note
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