Cutler Hammer, Div of Eaton Corp Circuit-breakers Catalog Page
1.5
Circuit-breakers, switch-disconnectors
Circuit-breakers UL/CSA, IEC, thermomagnetic releases, 3 pole
1
Basic switching
capacity
NZM...A...NA
Switching capacity
277 V 60 Hz
I
cu
kA kA kA kA kA A A
SCCR 480 V
60 Hz
I
cu
SCCR 600Y/
347 V 60 Hz
I
cu
SCCR 600 V
60 Hz
I
cu
Rated current =
Rated
uninterrupted
current
In = I
u
System and cable protection
Fixed overload releases I
35
r
35
25
−
20
25
32
40
50
63
80
100
125
Setting range Part no.
Overload
releases
Fixed
I
r
15-20
20-25
25-32
32-40
40-50
50-63
63-80
80-100
100-125
Short-circuit
releases
Non-delayed
Ii = In x …
I
350 A fixed
350 A fixed
350 A fixed
8-10
6-10
6-10
6-10
6-10
6-10
Fixed mounting
Article no.SCCR 480Y/
S
S
S
S
S
S
S
S
S
Basic switching
capacity
Basic switching
capacity
25 25 18
35
−−
−
−
20
25
32
40
50
63
80
100
125
160
200
250
20
25
32
15-20
20-25
25-32
32-40
40-50
50-63
63-80
80-100
100-125
125-160
160-200
200-250
15-20
20-25
25-32
350 A fixe
350 A fixe
350 A fixe
8-10
6-10
6-10
6-10
6-10
6-10
6-10
6-10
6-10
350 A fixed
350 A fixed
350 A fixed
NZMB2-A20-NA
269206
NZMB2-A25-NA
269207
NZMB2-A32-NA
269208
NZMB2-A40-NA
269209
NZMB2-A50-NA
269210
NZMB2-A63-NA
269211
NZMB2-A80-NA
269212
NZMB2-A100-NA
269213
NZMB2-A125-NA
269214
NZMB2-A160-NA
269215
NZMB2-A200-NA
269216
NZMB2-A250-NA
271105
S
S
S
S
S
S
S
S
S
S
S
S
60
40
50
63
32-40
40-50
50-63
8-10
6-10
6-10
Fixed mounting
with box terminals
Part no.
Article no.
NZMB1-A20-NA
281559
NZMB1-A25-NA
281560
NZMB1-A32-NA
281561
NZMB1-A40-NA
272253
NZMB1-A50-NA
272254
NZMB1-A63-NA
272255
NZMB1-A80-NA
272256
NZMB1-A100-NA
272258
NZMB1-A125-NA
281562
NZMB2-A20-BT-NA
107773
NZMB2-A25-BT-NA
107774
NZMB2-A32-BT-NA
107775
NZMB2-A40-BT-NA
107776
NZMB2-A50-BT-NA
107777
NZMB2-A63-BT-NA
107778
NZMB2-A80-BT-NA
107779
NZMB2-A100-BT-NA
107780
NZMB2-A125-BT-NA
107781
NZMB2-A160-BT-NA
107782
NZMB2-A200-BT-NA
107783
NZMB2-A250-BT-NA
107784
Price
See price
list
Circuit-breakers, switch-disconnectors
Circuit-breakers UL/CSA, IEC, thermomagnetic releases, 3 pole
Std. pack
B
1 off
B
B
B
B
B
B
B
B
1 off
B
B
B
B
B
B
B
B
B
B
B
B
Information relevant for export to North America
Product Standards
UL File No.
UL CCN
CSA File No.
CSA Class No.
NA Certification
Specially designed for NA
Suitable for
Current Limiting CB
Max. Voltage Rating
Degree of Protection
Product Standards
UL File No.
UL CCN
CSA File No.
CSA Class No.
NA Certification
Specially designed for NA
Suitable for
Current Limiting CB
Max. Voltage Rating
Degree of Protection
UL 489; CSA-C22.2 No. 5-09; IEC
60947-2; CE marking
E31593
DIVA
022086
1432-01
UL Listed, CSA certified
Yes
Feeder circuits, branch circuits
Yes
480Y/277 V
IEC: IP20; UL/CSA Type:-
UL 489; CSA-C22.2 No. 5-09; IEC
60947-2; CE marking
E31593
DIVA
022086
1432-01
UL Listed, CSA certified
Yes
Feeder circuits, branch circuits
Yes
600Y/347 V, 480 V
IEC: IP20; UL/CSA Type:-
Notes
Switches correspond with both UL/CSA and
IEC regulations. IEC switching performance
values shown on type label.
1.5
1
NZMN1-A20-NA
281570
NZMN1-A25-NA
281571
NZMN1-A32-NA
281572
NZMN1-A40-NA
274237
NZMN1-A50-NA
274239
NZMN1-A63-NA
274240
1 off
B
B
B
B
B
B
Product Standards
UL File No.
UL CCN
CSA File No.
CSA Class No.
NA Certification
Specially designed for NA
Suitable for
Current Limiting CB
Max. Voltage Rating
Degree of Protection
UL 489; CSA-C22.2 No. 5-09; IEC
60947-2; CE marking
E31593
DIVA
022086
1432-01
UL Listed, CSA certified
Yes
Feeder circuits, branch circuits
Yes
600Y/347 V, 480 V
IEC: IP20; UL/CSA Type:-
61
Loading...