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17/48 Circuit-breakers, switch-disconnectors
Circuit-breakers for 1000 V AC, 3 pole
2010 CA08103002Z-EN
www.eaton.comSystems protection, cable protection, selectivity, generator protection
IEC/EN 60947-2
R.m.s. value measurement and “thermal memory”
Adjustable delay setting t
r
• 2 – 20 s at 6 x I
r
and infinite (without overload release)
Adjustable delay t
sd
• Steps: 0, 20, 60, 100, 200, 300, 500, 750, 1000 ms
i
2
t constant function
• NZM2 fixed OFF
• NZM3, NZM4 switchable
10
100
50-100
1200 A fixed 2-10
NZMH2-VE100-S1
100777
S 1 off
160
80-160
1920 A fixed 2-10
NZMH2-VE160-S1
100778
S
250
125-250
3000 A fixed 2-10
NZMH2-VE250-S1
100779
S
400
200-400
2-11
2-10
NZMH3-VE400-S1
119367
S
630
315-630
2-8
1.5-7
NZMH3-VE630-S1
119368
S
20
630
315-630
2-12
2-10
NZMH4-VE630-S1
290375
S
800
400-800
2-12
2-10
NZMH4-VE800-S1
290376
S
1000
500-1000
2-12
2-10
NZMH4-VE1000-S1
290377
S
1250
630-1250
2-12
2-10
NZMH4-VE1250-S1
290378
S
1600
800-1600
2-12
2-10
NZMH4-VE1600-S1
290379
S
Motor protection
IEC/EN 60947-4-1, IEC/EN 60947-2
Phase-failure sensitivity
R.m.s. value measurement and “thermal memory”
Adjustable delay setting t
r
• 2 – 20 s at 6 x I
r
and infinite (without overload release)
15
220
110-220
2-14
–
NZMH3-ME220-S1
119364
S 1 off
350
175-350
2-14
–
NZMH3-ME350-S1
119365
S
450
225-450
2-12
–
NZMH3-ME450-S1
119366
S
20
550
275-550
2-14
–
NZMH4-ME550-S1
290383
S
875
438-875
2-14
–
NZMH4-ME875-S1
290384
S
1400
700-1400
2-14
–
NZMH4-ME1400-S1
290385
S
Notes
B = box terminals
S = screw terminals
Terminal type:
NZM2: Cover NZM2-XKSA required
NZM3: Cover NZM3-XKSA required
NZM4: Isolated bus connection (screw terminal NZM4-XKS)
Fixed mounting
Switching
capacity
1000 V
50/60 Hz
Ratedcurrent=
Rated
uninterrupted
current
Setting range
Part no.
Article no.
Price
See price
list
Std. pack
Overload
releases
Short-circuit releases
Non-delayed Delayed
I
cu
I
n
= I
u
I
r
I
i
= I
n
x … I
sd
= I
r
x …
kA
A
A
I
I
HPL17048EN