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NetAXS™ NX4L1 Installation Guide
Maintenance
Note:
Maintain at least 0.25-inches between the non-power-limited wiring (AC line
voltage input wiring, 24 VDC wiring, battery backup/charger wiring, and
battery-to-battery wiring) and all other wiring, which is power-limited Class 2 wiring.
8
.0 Maintenance
Perform the following maintenance on the NetAXS enclosure:
•
Change the lead-acid backup batteries (HAS part number 3-000066) every two to
two-and-a-half years.
CAUTION
Do not connect an uncharged battery to the panel.
•
Oil the lock once per year
•
The NX4L1 power supply contains no user replaceable parts. Do not remove or
open the power supply cover.
WARNING
Do not open or remove the power supply cover.
WARNING
The NX4L1 power supply contains a non-replaceable input power
line fuse. If this fuse opens, the power supply must be replaced.
•
Use the following procedure to change the 4 A, 250 V, Bussmann type S500 or
Littelfuse type 217 fuse in the power inlet terminal block.
WARNING
Be sure to disconnect the AC power before removing the fuse holder
from the power inlet terminal block.
WARNING
To reduce the risk of fire, replace the fuse only with a 4 A, 250 V,
Bussmann type S500 or Littelfuse type 217 fuse.
1. Disconnect the AC power.
2. Remove the fuse holder from the power inlet terminal block (see
page 17 to identify the location of the power inlet terminal block).
3. Replace the blown fuse in the lower section of the fuse holder with the new fuse.
The upper section of the fuse holder provides a convenient location for a spare
fuse.
4. Slide the fuse holder back into the power inlet terminal block.
5. Re-connect the AC power.
Содержание NETAXS NX4L1
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