85
FieldSmart
®
Fiber Active Cabinet (FAC) 400
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Installation Manual
Direct: 763.476.6866 • National: 800.422.2537 • www.SeeClearfield.com • techsupport@clfd.net
Manual 020419 REV A - Feb 2019
To check 220-240 VAC power supply voltage
Checking the AC Power Supply Voltage
Apply AC power to the cabinet at the local power transfer switch.
At the cabinet AC load center, do the following:
a.
Remove the front panel from the AC load center.
b.
Switch the 30A Main breaker to ON.
Using a volt meter, test between the L1 and neutral busses:
a.
Place one lead on the L1 buss.
b.
Place the other lead on the neutral buss.
c.
Verify that the volt meter reads between 110 and 120 VAC.
Using a volt meter, test between the L2 and neutral busses:
a.
Place one lead on the L2 buss.
b.
Place the other lead on the neutral buss.
c.
Verify that the volt meter reads between 110 and 120 VAC
Using a volt meter, test between the L1 and L2 busses.
a.
Place one lead on the L1 buss.
b.
Place the other lead on the L2 buss.
c.
Verify that the volt meter reads between 220 and 240 VAC.
Switch the branch breakers on as follows:
•
Switch the 15A Conv Outlet breaker to ON.
•
If you are using an optional battery heater, switch the 15A Battery Heater breaker to ON.
Note:
Do not switch on the 40A Rectifier breaker at this time.
Re-attach the front panel on the AC load center.
Step 1:
Step 2:
Step 3:
Step 4:
Step 5:
Step 6:
Step 7:
DANGER!
High voltage may be present. Only a qualified electrician should perform these procedures.
The cabinet ships from the factory equipped to support 220-240 VAC service. Check the AC power supply voltage
as follows.