Table Of Minimum Display Values For Short-Circuit Current For The Determination Of Current Ratings For Various Fuses And Circuit Breakers For Systems With A Nominal Voltage Of U; 230/400 V - Gossen MetraWatt ProFiTEST C-GB int. Operating Instructions Manual

11.3 Table of Minimum Display Values for Short-Circuit Current for the Determination of Current Ratings for Various Fuses and Circuit Breakers
for Systems with a Nominal Voltage of U
Low-Voltage Fuses in Accordance with
the DIN VDE 0636 Series of Standards
Characteristic gL, gG, gM
Nominal
Breaking Current, 5 s
Current
I [A]
N
Limit Value Min. Display
[A] [A]
2 9.2 10
3 14.1 16
4 19 22
6 27 30
8 37 41
10 47 52
13 56 62
16 65 73
20 85 95
25 110 124
32 150 171
35 173 199
40 190 219
50 260 305
63 320 381
80 440 541
100 580 741
125 750 1.01 k
160 930 1.32 k
Example
➜
Display value 90.4 A next smallest value for characteristic B circuit
➜
breaker from table: 85 A rated current (I
max. 16 A.
GMC-I Messtechnik GmbH

=230/400 V

N
Characteristic B/E
(previously L)
Breaking Current, 0.4 s Breaking Current,
5 x I (< 0.2 s / 0.4 s)
N
Limit Value Min. Display Limit Value
[A] [A] [A]
16 18 10
24 27 15
32 35 20
47 52 30
65 73 40
82 92 50
98 110 65
107 121 80
145 165 100
180 207 125
265 311 160
295 349 175
310 368 200
460 569 250
550 697 315
) for the protective device is
N
with protective Circuit Breaker and Circuit Breaker
Characteristic C
(previously G, U)
Breaking Current,
10 x I (< 0.2 s / 0.4 s)
N
Min. Display Limit Value Min. Display
[A] [A] [A]
11 20 23
17 30 33
23 40 44
33 60 67
44 80 90
56 100 113
73 130 148
90 160 183
113 200 231
142 250 292
183 320 381
201 350 420
231 400 487
292 500 625
375 630 816
Characteristic D Characteristic K
Breaking Current, Breaking Current,
20 x I (< 0.2 s / 0.4 s) 12 x I
N
Limit Value Min. Display Limit Value
[A] [A] [A]
40 44 24
60 67 36
80 90 48
120 136 72
160 183 96
200 231 120
260 305 156
320 381 192
400 487 240
500 625 300
640 831 384
700 925 420
800 1.09 k 480
1000 1.45 k 600
1260 1.98 k 756
960
1200
1440
1920
(< 0.1 s)
N
Min. Display
[A]
27
40
53
81
108
136
178
221
280
356
465
514
596
771
1.02 k
1.37 k
1.85 k
2.42 k
3.90 k
35