Chapter 3
Electrical Supply Installation
45
Caution –
Double pole circuit breakers are required on each rail for DC
installations. This is necessary because the return path of the current is not isolated
in the PSU.
FIGURE 3-1
on page 3-46 shows the required arrangement for single power rails.
FIGURE 3-2
on page 3-47 shows the required arrangement for dual power rails.
Note –
Overcurrent devices must meet applicable national and local electrical safety
codes and be approved for the intended application.
Summary of Contents for Netra ft 1800
Page 6: ...vi Netra ft 1800 Installation Guide February 1999 ...
Page 10: ...x Netra ft 1800 Installation Guide February 1999 ...
Page 40: ...26 Netra ft 1800 Installation Guide February 1999 FIGURE 2 12 Removing a CPUset Module ...
Page 41: ...Chapter 2 Hardware Installation 27 CAF Modules FIGURE 2 13 Removing a CAF ...
Page 43: ...Chapter 2 Hardware Installation 29 PSU Modules FIGURE 2 15 Removing a Power Supply ...
Page 45: ...Chapter 2 Hardware Installation 31 FIGURE 2 16 Removing an RMM Module ...
Page 56: ...42 Netra ft 1800 Installation Guide February 1999 ...
