Fujitsu PRIMEQUEST 420, Руководство по планированию установки

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U41644-J-Z816-5-76 2-35
Laufende K/F 1
2.6 Circuit Breaker Characteristics
This section describes the circuit breaker characteristics.
(1) For customers in Japan
Table 2.6 lists the requirements for the circuit breakers. Figure 2.18 shows the
characteristics of the circuit breakers.
Table 2.6 Requirements for circuit breakers in
customers' distribution panels installed in Japan
If breakers other than those specified above are used, they may be tripped at the
occurrence of a device-internal short circuit, which in turn may cause the entire
device to shut down. This may occur even if a PSU is present that provides a
redundant configuration.
Main unit
(PRIMEQUEST 520A*/520/420 base cabinet)
Extended power cabinet
*: not supported by Fujitsu Technology Solutions
PCI_Box
The breaking capacity must be 30 A or greater.
The tripping time must be equal to or slower than
the characteristics shown in
Figure 2.18 .
The breaking capacity must be 20 A or
greater. The tripping time must be equal to
or slower than the characteristics shown in
Figure 2.18 .