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Ace-MEC Air circuit
breaker
Specifications
|
Types LBA-16C, LBA-20C, LBA-25C and LBA-32C
|
Type |
LBA-16C |
LBA-20C |
LBA-25C |
LBA-32C |
|
Rated current (In max) |
(A) |
|
at 40°C |
1600 |
2000 |
2500 |
3150
(3200)
note (1) |
|
Rated operating voltage |
(Ue) |
|
(V) |
690 |
690 |
690 |
690 |
|
Rated insulation voltage |
(Ui) |
|
(V) |
1000 |
1000 |
1000 |
1000 |
|
Frequency note (2) |
(Hz) |
|
|
50/60 |
50/60 |
50/60 |
50/60 |
|
Number of poles |
(P) |
|
|
3,4 |
3,4 |
3,4 |
3,4 |
|
Setting current (In) |
(A) Control trip relay (...x In
Max) |
1.0,0.9, 0.8, 0.7, 0.6, 0.5, 0.4 (7 steps) |
Rated current of
neutral pole |
(A) |
|
|
1600 |
2000 |
2500 |
3200 |
Rated breaking
capacity
(Icu)
(Sym) |
(kA) |
KS C 8325 AC
DC
|
660V |
50 |
65 |
65 |
65 |
|
600V |
50 |
65 |
65 |
65 |
|
500V Under |
65 |
85 |
85 |
85 |
|
250V note (3) |
25 |
32 |
32 |
32 |
IEC 60947-2
AC |
690V |
50 |
65 |
65 |
65 |
|
600v |
50 |
65 |
65 |
65 |
|
500V Under |
65 |
85 |
85 |
85 |
Rated service breaking
capacity (Ics) |
(kA) |
|
...% x Icu |
100 |
100 |
100 |
100 |
Rated making capacity
(Icm)
(peak) |
(kA) |
KS C 8325
AC |
660V |
105 |
143 |
143 |
143 |
|
600V |
105 |
143 |
143 |
143 |
|
500V Under |
143 |
187 |
187 |
187 |
IEC 60947-2
AC |
690V |
105 |
143 |
143 |
143 |
|
600v |
105 |
143 |
143 |
143 |
|
500V Under |
143 |
187 |
187 |
187 |
Rated Short-time
capacity (Icw) |
(kA) |
|
1 sec |
65 |
65 |
65 |
65 |
|
|
2 sec note (3) |
60 |
65 |
65 |
65 |
|
|
3 sec note (3) |
50 |
65 |
65 |
65 |
|
Operating time |
(ms) |
|
Maximum total breaking time |
40 |
40 |
40 |
40 |
|
|
Closing time |
80 |
80 |
80 |
80 |
|
|
|
|
|
|
|
|
|
|
|
Life cycle |
ACB |
(time) |
Mechanical |
Without maintenance |
10000 |
10000 |
10000 |
10000 |
|
With maintenance |
20000 |
20000 |
20000 |
20000 |
|
Electrical |
Without maintenance |
3000 |
3000 |
3000 |
3000 |
|
With maintenance |
5000 |
5000 |
5000 |
5000 |
ATS with
ACBs note(4 |
(time) |
Mechanical |
Without maintenance |
10000 |
10000 |
10000 |
10000 |
|
Electrical |
Without maintenance |
3000 |
3000 |
3000 |
3000 |
|
Draw-out type |
|
|
|
|
|
|
|
|
Weight (3P/4P) |
(kg) |
Main Body
(with cradle) |
Motor charging type |
67/81 |
95/116 |
96/117 |
98/119 |
|
Manual charging type |
64/78 |
92/113 |
93/114 |
95/116 |
|
|
Cradle only |
26/30 |
35/43 |
35/43 |
36/44 |
|
Fixed Type |
|
|
|
|
|
|
|
|
Weight (3P/4P) |
(kg) |
|
Motor charging type |
44/54 |
63/75 |
64/76 |
66/78 |
|
Manual charging type |
41/51 |
60/72 |
61/73 |
63/75 |
|
Bus-bar |
Connection type |
Horizontal type |
Standard |
Standard |
Standard |
Standard |
|
Vertical typenote(5 |
Option |
Option |
Option |
Option |
|
Closing type |
Motor charging type |
Standard |
Standard |
Standard |
Standard |
|
Manual charging type |
Option |
Option |
Option |
Option |
|
External |
Draw-out Type |
(mm) |
H:435, D:376 |
W(3P/4P) |
338/423 |
473/603 |
473/603 |
473/603 |
|
dimension |
Fixed Type |
(mm) |
H:410, D:285 |
W(3P/4P) |
340/425 |
475/605 |
475/605 |
475/605 |
|
Note: |
|
1 |
Rated current of IEC standard. |
|
2 |
Trip relay is divided into 50Hz and 60Hz. Please be careful to order
correct frequency. |
|
3 |
Reference rating. |
|
4 |
Ace-MEC ACB with interlock device can be a substitute for ATS. |
|
5 |
For main body, only horizontal type is available. For cradle, vertical
type is optional. |
|
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|
