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                                                                         PV junction box Hardware Design

PV power Combiner box structure and manufacturing quality cabinet, the main circuit connection, the second line and electrical components and installation shall comply with the following requirements:

a) the relevant parts of the frame assembly shall comply with the technical requirements of each;

b) the cabinet should be firm, smooth surface must be smooth, no peeling, rust and cracks and other phenomena;

c) rack panels must be smooth, text and symbols must be neat, norms, correct;

d) signs, markings, should be complety and clearly;

e) various switches should be easy to operate, be flexible and reliable.