6.2 Replace Internal String Fuse
RPI M50A_120, and RPI M50A_122 models have internal string fuse in
each Plus and Minus DC connector. The specifications of these fuses are
revealed as below.
Please check the fuses if the power generation of inverter is abnormal.
1.Switch AC and DC power off and wait until LCD display turn off.
2.Loosen the 6 screws on the front cover. (Figure 6-1)
3.Pull out the fuse holder and check the fuse. (Figure 6-4)
4.Replace the fuse if necessary.
5.Reassemble the inverter. Please be careful the waterproof tape for ensure
the protection degree.
‐ Item: String Fuse (source 1)
‐ Part number: 10GPV15U0
‐ Rate amp: 15 A
‐ Rate voltage: 1000 V
‐ Manufacturers: Hollyland
‐ Item: String Fuse (source 2)
‐ Part number: 0SPF015.T
‐ Rate amp: 15 A
‐ Rate voltage: 1000 V
‐ Manufacturers: Littelfuse
Figure 6-4 Pull out the fuse
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