15
Low-inst
Standard
Mag-Only
Generator
690V
500V
440V
400V
230V
Frame (A)
Number of poles
Automatic tripping
device
Rating (A) and
Inst. (A)
Automatic tripping
device
Rating (A) and
Inst. (A)
Number of poles
Number of poles
Automatic tripping
device
Rating (A) and
Inst. (A)
Number of poles
Automatic tripping
device
Rating (A) and
Inst. (A)
AC Breaking
capacity (kA rms)
I
EC60947-2
I
cu/
I
cs
CIRCUIT BREAKER SELECTION TABLE
30
NF30-CS
3, 5, 10, 15, 20, 30
500
–
–
1.5/1.5 (415V)
1.5/1.5 (380V)
2.5/2 (240V)
2
3
–
–
–
–
–
–
–
–
Hydraulic-magnetic
Fixed ampere rating and
instantaneous
NF30-SP
3, 5, 10, 15, 20, 30
600
–
2.5/1
2.5/1
5/2
5/2
2
3
–
–
–
–
–
–
2
3
Magnetic
Fixed ampere rating
instantaneous
50
10, 15, 20, 30, 40, 50
600
–
2.5/1
2.5/1
5/2
5/2
2
3
Hydraulic-magnetic
Fixed ampere rating and
instantaneous
Hydraulic-magnetic
Fixed ampere rating and
instantaneous
–
–
–
–
–
–
–
Magnetic
Fixed ampere rating
instantaneous
2
3
NF50-CP
3
30
±
6
5
50
±
10
10
100
±
20
15
150
±
30
20
200
±
40
30
300
±
60
3
39
±
17
5
66
±
28
10
132
±
57
15
198
±
86
20
265
±
115
30
397
±
172
3
33
±
10
5
55
±
17
10
110
±
35
15
165
±
52
20
220
±
70
30
330
±
105
10
110
±
35
15
165
±
52
20
220
±
70
30
330
±
105
40
440
±
140
50
550
±
175
10
100
±
20
15
150
±
30
20
200
±
40
30
300
±
60
40
400
±
80
50
500
±
100
Type
Rated current
I
n (A)
Rated insulation voltage Ui (V) AC