Maintenance And Care; Visual Inspection - JinkoSolar JKM350PP-72-DV Installation Manual

Photovoltaic module-eagle dual
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b) PV module connected in series should have similar current. Modules must not be
connected together to create a voltage higher than the permitted system voltage
(1500VDC). The maximum number of modules in series depends on system
design, the type of inverter used and environmental conditions.
c) The maximum fuse rating value in an array string can be found on the product
label or in the product datasheet. The fuse rating value is also corresponding to
the maximum reverse current that a module can withstand. Thus based on the
maximum series fuse rating of module and local electrical installation criteria,
make sure the modules strings in parallel for connection need to be assembled
with appropriate string fuse for circuit protection.
d) Open the combiner box of the control system and connect the conductor from the
PV arrays to the combiner box in accordance with the the design and local codes
and standards. The cross-sectional area and cable connector capacity must
satisfy the maximum short-circuit of the PV system (for a single component, we
recommended that the cross-sectional area of cables be 4mm
current of connectors be more than 10A), otherwise cables and connectors will
become overheating for large current. Please pay attention to the temperature
limit of cables is 85℃.
e) Follow the requirements of applicable local and national electrical codes.
f) These modules contain factory installed bypass diode .if these modules are in
correctly connected to each other, the bypass diodes, cable or junction box may
be damaged.

4. Maintenance and care

It is required to perform regular inspection and maintenance of the modules,
especially during the warranty period. To ensure optimum module performance, Jinko
recommends the following maintenance measures:

4.1 Visual Inspection

Inspect the modules visually to find if there are any visual defects, If there are, the
following items should be evaluated:
a) If modules are observed having slight cell color differences at different angles,
this is a normal phenomenon of modules with anti-reflection coating technology.
b) Whether the glass is broken;
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and the rated
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