Huawei LUNA2000-5-S0 - 11 Faqs; How Do I Replace a Fuse

11 FAQs
11.1 How Do I Replace a Fuse?
Replacement background: When the SUN2000 is faulty, the Battery fuse is likely to
be damaged. In this case, check whether the fuse is open-circuited and replace it.
Step 1 Power o the system. For details, see 8.1 System Power-O.
WARNING
After the system is powered o, the remaining electricity and heat still exist in the
chassis, which may cause electric shocks or burns. Therefore, you need to wear
protective gloves and perform operations 5 minutes after the system is powered
o.
Step 2 Loosen the screws on the fuse shell.
Figure 11-1 Removing the screw shell
Step 3 Lift the fuse box opening, remove the fuse, insert a new fuse into the slot, and
close the fuse box. If you hear a click sound and the bulge on the side is inside the
box, the fuse box is properly installed.
LUNA2000-(5-30)-S0
User Manual 11 FAQs
Issue 15 (2024-01-12) Copyright © Huawei Digital Power Technologies Co., Ltd. 148