Replacing A Dc Fuse - Huawei PowerCube 500 User Manual

PowerCube 500 (CPS300-N18A1H)
User Manual

Procedure
Step 1 Remove the PV input cable from the function module.
Step 2 Transport maintenance personnel to the PV module installation position by using a crane.
Step 3 Disconnect the cable delivered with the damaged PV module from the extension cable
connector.
Step 4 Loosen the screws on the PV module using a wrench and remove the PV module from the
support.
Step 5 Install the new PV module and secure it to the support by tightening the screws using a
wrench.
Step 6 Connect the cable delivered with the PV module to the extension cable connector.
Step 7 Reinstall the PV input cable.
----End
Follow-up Procedure
Pack the faulty component and send it to the local Huawei warehouse.

6.4 Replacing a DC Fuse

Prerequisites


Context
DC fuses are located inside the battery or load wiring terminals, as shown in the following
figure.
Issue 02 (2019-08-30)
The new PV module is available.
You have prepared a pair of protective gloves, Phillips screwdriver, and flat-head
screwdriver.
You have prepared a new fuse whose model information and specifications are the same
as the old one.
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