Specifications

48
COMPACT
®
NS circuit breaker
COMPACT
®
NS circuit breaker: supplementary technical information
Trip curves
Trip units for COMPACT
®
NSF150–NSF250 circuit breakers
TM90DP
TM250DP
TM100–225DP
E28284
E28285
E28286
Reflex tripping: see page 51
10 000
5 000
2 000
1 000
500
200
100
50
20
10
5
2
1
.5
.2
.1
.02
.01
.005
.5 1 2 5 10 20 50 100
t(s)
I / Ir
.05
5001000 10 000
reflex tripping :
t < 10 ms
Im = 11.5 x In
10 000
5 000
2 000
1 000
500
200
100
50
20
10
5
2
1
.5
.2
.1
.02
.01
.005
.5 1 2 5 10 20 50 100
t(s)
I / Ir
.05
5001000 10 000
reflex tripping :
t < 10 ms
Im = 5…10 x In
10 000
5 000
2 000
1 000
500
200
100
50
20
10
5
2
1
.5
.2
.1
.02
.01
.005
.5 1 2 5 10 20 50 100
t(s)
I / Ir
.05
5001000 10 000
reflex tripping :
t < 10 ms
Im = 4.8…9.8 x In