PART 3. SPECIFICATIONS

3.1 ELECTRICAL SPECIFICATIONS

POWER SUPPLY UNIT

The Power Supply Unit (PSU) is installed in the cabinet of the OfficeServ 7200. The PSU supplies the power of -48 V DC received from the external power supply unit to each board. The rating is as follows.

FIGURE 3-1

•RATING: AC220-240 V; 6A; 50/60 Hz or DC48 V 3 A

•RATING: AC100-120 V; 6 A; 50/60 Hz or DC48 V 3 A

The specifications of the power I/O are shown in the table below.

3.1a I/O VOLTAGE of the PSU

 

Input Voltage

110 V AC

 

-48 VDC (for Battery Backup)

 

 

 

 

 

 

 

-48 V/2.2 A

 

 

 

 

 

-54 V/0.4 A Backup

PSU (OfficeServ 7200)

 

 

Output Voltage

+5 V/8 A

 

 

 

 

+3.3 V/10 A

 

 

 

 

 

 

 

+12 V/0.4 A

 

 

 

 

 

-56 V Backup 0.4 A

 

 

 

3.1