Fujitsu ETERNUS DX8100 S3, Руководство по планировке объекта

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Breaking Characteristics
The breaking characteristics (*1) of distribution board circuit protectors must be equivalent to or slower than D
(IEC898), which is shown in
Figure 23 .
*1: Relationship between the size of excess current and operation time
Figure 23 Breaking Characteristics of Distribution Board Circuit Protectors
Oper
ation time
0.01
0.02
0.04
0.06
0.1
0.2
0.4
0.6
1
2
4
6
10
20
40
1
2
4
6
10
20
40
60
120
180
1 1.5 2 3 4 5 6 7 8 10 15 20 30 40 50 80 100
Current (ratio for the current rating)
D C
B
~
Minut
es
Seconds
~ ~
1. ETERNUS DX Installation
Outlet/Socket Specifications
44
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