Frame (A)
Type
Rated current In (A)
Rated insulation voltage Ui (V) AC
AC Interrupting
capacity (kA rms)
IEC157-1
P1/P2
Number of poles
Standard
Automatic tripping
device
Rating (A) and
Inst. (A)
Number of poles
Low-inst
Automatic tripping
device
Rating (A) and
Inst. (A)
Number of poles
Generator
Automatic tripping
device
Rating (A) and
Inst. (A)
Number of poles
Mag-Only
Automatic tripping
device
Rating (A) and
Inst. (A)
Specifty frequency
36
NF2000-S
1800, 2000
600
–
600V
65/50
500V
85/50
415V
85/50
380V
125/85
240V
3
4
Thermal, adjustable-magnetic
Fixed ampere rating and
adjustable instantaneous
Variation is within ±10% of the
Hi setting current
Lo
1
2
1800
3200-4000-4800-5600-
4
5
Hi
6400-7200-8000
Lo
1
2
2000
3200-4000-4800-5600-
4
5
Hi
6400-7200-8000
–
–
–
–
–
–
3
4
Adjustable-magnetic
Fixed ampere rating and
adjustable instantaneous
Variation is within ±10% of the
Hi setting current
Lo
1
2
2000
3200-4000-4800-5600-
4
5
Hi
6400-7200-8000
2000
NFE2000-S
1200-1400-1600-1800-2000
600
–
65/50
85/50
85/50
125/85
3
4
Solid-state
Adjustable ampere rating,
adjustable short time delay pick up
and fixed instantaneous pick up
Short time delay pick up current
Variation is within ±10% of the
setting current
3
3-4.5-6 In
1200
3600-5400-7200
1400
4200-6300-8400
1600
4800-7200-9600
3
1800 5400-8100-10800
2000 6000-9000-12000
Instantaneous pick up current
30000 ± 3000
–
–
–
–
–
–
–
–
3
–
2500
NF2500-S
2500
600
–
65/50
85/50
85/50
125/85
3
Thermal, adjustable-magnetic
Fixed ampere rating and
adjustable instantaneous
Variation is within ±10% of the
Hi setting current
Lo
1
2
3
2500
4000-5000-6000-7000-
4
5
Hi
8000-9000-10000
–
–
–
–
–
–
3
Adjustable-magnetic
Fixed ampere rating and
adjustable instantaneous
Variation is within ±10% of the
Hi setting current
Lo
1
2
3
2500
4000-5000-6000-7000-
4
5
Hi
8000-9000-10000