2N NetStar Hardware manual - Manual (Page 49)

49
3.3 Power supply backup
For the backup of the power supply in case of power shortage an on-line UPS appliance
is used. The UPS is to be connected pursuant to the documentation supplied for the
separate types and producers.
The following chart will help you to design an optimal UPS performance.
The values stated in the unconducting chart serve for information only, the
consumption and the performance of the system change according to 2N
®
NetStar
the current operational system load and the HW configuration of the separate modules.
UPS - 800W / 1000VA
Number of cases 1 2 3 4 5
Backup time 150 min 70 min 50 min - -
UPS - 1600W / 2200VA
Number of cases 1 2 3 4 5
Backup time 240 min 150 min 100 min 70 min 50 min
NSVL8 , NSCOVL FXS - MINIMUM SERIAL RESISTOR <=
20 OHM
Table 1: NSVL8 , NSCOVL - FXS