Power supply requirements of the OptiX OSN 9800 P18 subrack

Hello, friend!

The OptiX OSN 9800 P18 uses the PIU board for power supply.
Rated current: 25 A
Standard operating voltage: –48 V DC or –60 V DC
Operating voltage range:
–48 V DC: –40 V to –57.6 V
–60 V DC: –48 V to –72 V

Thanks!