FieldSmart
®
FiberFlex 2000
Installation Manual
_________________________________________________________
Proprietary Information: Not for use or disclosure except by written agreement with Clearfield.
68
Turning Up and Testing the DC Power System
Turn up and test the cabinet DC bulk power system as described below.
To turn up and test the DC power system
At the AC load center, verify that the Main breaker is
ON
.
At the AC load center, switch the 30A Rectifier breaker
ON
.
Verify that the Eltek power shelf boots up and the rectifier modules are operational.
Note:
The Eltek FPS shelf controller is factory programmed with default settings that enable safe power up and
operation. You can modify the settings for system voltages, battery configuration, temperature compensation,
and so forth, if required. For programming instructions, refer to the Eltek Smartpack S Controllers User Guide.
At the rectifier shelf, open the fuse panel door and do the following:
a.
To apply power to the first active service unit, install a pair of GMT fuses in fuse positions 1 and 2 (A/B pow
-
er). Verify that the unit powers up.
b.
If the cabinet is equipped with additional active service units, install an appropriately rated pair of GMT fuses
in fuse positions 3 and 4 (for the second service unit) and positions 5 and 6 (for the third service unit, as appli
-
cable). Verify that the additional unit(s) power up.
c.
Install a 5A GMT fuse in position 10 and verify that the heat exchanger fans start running (if internal tempera
-
ture is high enough).
Using a volt meter, test the DC power supply voltage at the shelf. Verify that the voltage reads between -48 and
-54 VDC.
At the rectifier fuse panel, switch the 30A battery breaker
ON
to charge the batteries.
Step 1:
Step 2:
Step 3:
Step 4:
Step 5:
Step 6:
