Eaton NZMB Serie Instrucciones De Montaje página 6

Settings
NZMB(C)(N)(H)(L)2(-4)-A(M)(S)...
1
NZM...2-A(AF)...-NA
NZM...2-S...-CNA
F 3 mm
1
NZMN(H)(L)2(-4)-VE(ME)...
0,7
0,6
0,5
-NA, -CNAUL/CSA Electronic Trip Circuit Breakers
0,7
0,6
0,5
Current Setting
I
NZM2-VE...-NA
NZM2-VEF...-NA
NZM2-SE...-CNA
6/10
2
0,8
10 10
8
0,9
6
0,95
4
1,0
2
I /n x I
t (6 x I
/
r n
r s
0,8
10 10
8
0,9
6
0,95
4
1,0
2
I
t
r
r
Long Time Pick-up
(C x I ) Delay at
r n
x x
– x
– –
NZMB(C)(N)(H)(L)2(-4)-A(M)(S)...
2
NZM...2-A(AF)...-NA
NZM...2-S...-CNA
I >
I (A)
I (A)
i
r
Magnetic
Thermal
Z 2
Setting I with DC = setting I
i i
6
14 5
17
4
3
20
2
I /n x I
)
sd r
r
6
12 5
14
4
3
17
2
20
I
sd
Short Time Pick-up
6 x I (sec) (x I ) max = 8 x I
r r
x
x
x
AC/1.35
200
7 100 300
500
8 60
9 20
750
10
0 1000
t /ms
sd
200
7 100 300
500
60
8
9
20
750
10
0 1000
t
sd
Short Time Pick-up
Delay (millisec.)
n
x
x
–

Note: On certain models with
UL/CSA labeling the thermal
trip setting is fixed and only the
magnetic trip (instantaneous)
setting is adjustable.
t
I r
I i
I >
I