Grounding Requirements - Fujitsu M10 Installation Manual

Table 2-20 Distribution panel breaker capacity on the equipment side (continue d)
Device name
PCI expansion unit
Figure 2-29
Use a breaker with cutoff characteristics that have a Long-time delay type equivalent
to cutoff characteristic D (IEC/EN60898 or DIN VDE 0641 part II) shown in
2-29, or one with longer cutoff characteristics.
Figure 2-29 Distribution panel breaker characteristics on the equipment side
2.9.4

Grounding requirements

Ground each chassis appropriately according to the input power type.
For single-phase input
■
The components of each chassis do not include a grounded (three-wire type)
Power supply input
Single-phase 100 to 120 VAC
Single-phase 200 to 240 VAC
shows the cutoff characteristics of the circuit breaker.
180
120
60
40
20
Minute
10
6
4
2
1
40
20
10
6
4
2
1
Second
0.6
0.4
0.2
0.1
0.06
0.04
0.02
0.01
1 1.5 2 3
Current (Scaling factor against rated current)
Chapter 2 Planning and Preparing for System Installation
Distribution panel breaker capacity on
equipment side
For Japan/North
America/other countries
10 A
10 A
B C D
4 5 6 7 8 10 15 20 30 40 50
For Europe
-
10 A
Figure
80 100
61