20
Type
Rated current
I
n (A)
Rated insulation voltage Ui (V) AC
Standard
690V
500V
440V
400V
230V
Frame (A)
AC Breaking
capacity (kA rms)
I
EC60947-2
I
cu/
I
cs
Number of poles
Automatic tripping
device
100
15, 20, 30, 40, 50, 60, 75, 100
690
10/5
200/200
200/200
200/200
200/200
2
3
4
Thermal, magnetic
Fixed ampere rating and
instantaneous
15 ~ 20, 30 ~ 50, 60 ~ 100
690
–
15/8
25/13
30/15
50/25
3
4
NF100-UP
NF100-SEP
Rating (A) and
Inst. (A)
15
225
±
45
20
300
±
60
30
450
±
90
40
600
±
120
50
750
±
150
60
900
±
180
75
1125
±
225
100
1500
±
300
Low-inst
Number of poles
Automatic tripping
device
Rating (A) and
Inst. (A)
–
–
Generator
Automatic tripping
device
Rating (A) and
Inst. (A)
Number of poles
–
–
Mag-Only
Number of poles
Automatic tripping
device
Rating (A) and
Inst. (A)
–
–
–
–
–
–
–
3
–
–
–
–
NF100-HEP
15 ~ 20, 30 ~ 50, 60 ~ 100
690
5/3
30/15
50/25
50/25
100/50
3
4
–
–
3
–
–
–
–
Electronic trip relay
Adjustable ampere rating
Adjustable long time delay
operating time, short time delay
pick up, and instantaneous
Electronic trip relay
Adjustable ampere rating
Adjustable long time delay
operating time, short time delay
pick up, and instantaneous
Rating: 15 ~ 20A
,
30 ~ 50A,
60 ~ 100A
Inst.
: Operating characteristics
must be adjusted as
follows.
STD
q
3 (
I
s setting)
LTD : minimum setting
(T
L
= 12sec setting)
Rating : 15 ~ 20A
,
30 ~ 50A,
60 ~ 100A
Inst.
: Operating characteristics
must be adjusted as
follows.
STD
q
3 (
I
s setting)
LTD : minimum setting
(T
L
= 12sec setting)
Electronic trip relay
Adjustable ampere rating
Adjustable long time delay
operating time, short time delay
pick up, and instantaneous
Short time delay pick up current
Variation is within
±
15% of
setting current
2 to 10
I
r
15
30-37.5-45-52.5-60-75-
90-105-120-150
20
40-50-60-70-80-100-120-
140-160-200
30
60-75-90-105-120-150-
180-210-240-300
40
80-100-120-140-160-
200-240-280-320-400
50
100-125-150-175-200-
250-300-350-400-500
60
120-150-180-210-240-
300-360-420-480-600
75 150-187.5-225-262.5-300-
375-450-525-600-750
100
200-250-300-350-400-
500-600-700-800-1000
Instantaneous pick up current
Variation is within
±
15% of
setting current
4
I
n ~ 16
I
n
30 ~ 50 200 ~ 800
60 ~ 100 400 ~ 1600
Electronic trip relay
Adjustable ampere rating
Adjustable long time delay
operating time, short time delay
pick up, and instantaneous
Short time delay pick up current
Variation is within
±
15% of
setting current
2 to 10
I
r
15
30-37.5-45-52.5-60-75-
90-105-120-150
20
40-50-60-70-80-100-120-
140-160-200
30
60-75-90-105-120-150-
180-210-240-300
40
80-100-120-140-160-
200-240-280-320-400
50
100-125-150-175-200-
250-300-350-400-500
60
120-150-180-210-240-
300-360-420-480-600
75 150-187.5-225-262.5-300-
375-450-525-600-750
100
200-250-300-350-400-
500-600-700-800-1000
Instantaneous pick up current
Variation is within
±
15% of
setting current
4
I
n ~ 16
I
n
30 ~ 50 200 ~ 800
60 ~ 100 400 ~ 1600