B-
B-
B-
B-5
5
5
5
Note: currently there are no breaker type 258 and 358.
4.
4.
4.
4. Main
Main
Main
Main technical
technical
technical
technical parameters
parameters
parameters
parameters
4.1 The split-second response property of the breaker (used for power distribution) is set at 10In, the split-second response
property of the breaker (used for motor distribution) is set at 12In.
4.2 The rated value of the breaker is shown in table 2.
4.3 The action property of the breaker (used for power distribution) is shown in table 3, and one (used for motor protection) is
in table 4.
Table 2
The rated value of the breaker
Auxiliary contact, under-voltage release
270
370
Shunt release , alarm contact
218
318
Auxiliary contact, alarm contact
228
328
Under-voltage release, alarm contact
238
338
Shunt release, auxiliary contact, alarm contact
248
348
Shunt release, under-voltage release, alarm contact
258
358
Two sets of auxiliary contact, alarm contact
268
368
Auxiliary contact, under-voltage release, alarm contact
278
378
Model
Frame
class
rated
current
Inm
A
Reted
current
In A
Rated
voltage
Ue
V
Rated
insulation
voltage
Ui
V
Rated limit
short
circuit
breaking
capacity
Icu
kA
415v/690v
Rated limit
short
circuit
breaking
capacity Ics
kA
415v/690v
Rated
current of
N pole
BAM8-63S/3P
63
10 16 20 25
32 40 50 63
380/
400/
415
500
15
7.5
BAM8-63S/3P
35
17.5
BAM8-63S/4P
In
BAM8-100S/3P
100
10 16 20 25
32 40 50 63
80 100
380/
400/
415/
690
800
25/3
12.5/1.5
BAM8-100S/2P
50/8
25/4
BAM8-100S/3P
BAM8-100S/4P
=In (If In
≤
63A)
=63A(if
I
n>63A
)
