Page 182 - B_ELSB_Cat_2022_01_MCBs

1/182 ELECTRICAL INSTALL ATION SOLUTIONS FOR BUILDINGS - TECHNICAL DETAILS 9AKK 107991 A8329
1

—
MCBs technical details
Coordination tables: selectivity

Discrimination of S750 DR with respect to downstream MCB S200P compared to fuse protection
MCBs
S 200 /
S 400
supply side: S 750 DR fuse
final Char. E / K gG
circuit:
I [kA] 25
cu
I [A] 16 20 25 32 40 50 63 80 100 16 20 25 35 40 50 63 80 100
n
S200P K 25 ≤ 2 25 25 25 25 25 25 25 25 25 0.3 0.8 1.5 6 7.5 25 25 25 25
3 25 25 25 25 25 25 25 25 25 0.3 0.8 1.5 6 7.5 25 25 25 25
4 25 25 25 25 25 25 25 25 25 0.3 0.6 1 3.3 3.5 6 25 25 25
6 25 25 25 25 25 25 25 25 25 0.6 1.3 1.5 3 5.5 9 25
8 25 25 25 25 25 25 25 25 25 0.4 0.8 1 1.6 2.2 3.2 5.5
10 25 25 25 25 25 25 25 25 25 0.4 0.8 1 1.6 2.2 3.2 5.5
13 25 25 25 25 25 25 25 25 25 0.4 0.8 1 1.6 2.2 3.2 5.5
16 25 25 25 25 25 25 25 25 0.7 0.9 1.5 2 3 5
20 25 25 25 25 25 25 25 0.7 1.1 1.7 2.5 3.5
25 25 25 25 25 25 25 0.7 1.1 1.7 2.5 3.5
15 32 15 15 15 15 15 1.5 2.2 3.1
40 15 15 15 15 1.5 2.2 3.1
50 15 15 15 2.2
63 15 15 2.2
Limited overload selectivity

Discrimination of S750 DR with respect to downstream MCB S200P compared to fuse protection
MCBs
S 200 /
S 400
supply side: S 750 DR fuse
final Char. E / K gG
circuit:
I [kA] 25
cu
I [A] 16 20 25 32 40 50 63 80 100 16 20 25 35 40 50 63 80 100
n
S200P Z 25 ≤ 2 25 25 25 25 25 25 25 25 25 0.3 0.6 1.8 4 25 25 25 25 25
3 25 25 25 25 25 25 25 25 25 0.3 0.6 1.8 4 25 25 25 25 25
4 25 25 25 25 25 25 25 25 25 0.3 0.6 0.8 2.5 4 7 25 25 25
6 25 25 25 25 25 25 25 25 25 0.6 1.3 2 2.8 6 25 25
8 25 25 25 25 25 25 25 25 25 0.4 0.8 1.2 1.5 2.3 3.7 6
10 25 25 25 25 25 25 25 25 25 0.4 0.8 1.2 1.5 2.3 3.7 6
16 25 25 25 25 25 25 25 25 0.7 0.9 1.5 1.9 2.9 4.5
20 25 25 25 25 25 25 25 0.7 1.3 2 2.8 4.4
25 25 25 25 25 25 25 0.7 1.3 2 2.8 4.4
15 32 15 15 15 15 15 1.8 2.7 4
40 15 15 15 15 1.8 2.7 4
50 15 15 15 3
63 15 15 3
Limited overload selectivity