Sungrow SG320HX, User Manual

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figure 5-4 Sealing Plate for Two Wires per Phase with Multi-core Cable
table 5-3 AC Cable Requirements(Two Wires per Phase with Multi-core Cable)
No.
Type
Specification
Cable Diameter(mm)
Cross-sectional Area
(mm 2 )
1
Outdoor three-core cop-
per wire cable
Outdoor PE cable
L1, L2, L3 wire: 47 ~ 59
PE wire: 10 ~ 30
L1, L2, L3 wire: 120 ~
185
PE wire: refer to " table 5-
4 PE Wire Requirements "
2
Outdoor three-core alu-
minum wire cable (1)
Outdoor PE cable
L1, L2, L3 wire: 47 ~ 59
PE wire: 10 ~ 30
L1, L2, L3 wire: 120 ~
185
PE wire: refer to " table 5-
4 PE Wire Requirements "
(1) A copper to aluminum adapter terminal is required when an aluminum cable is used. For
details, refer to " Aluminium Cable Requirements " 。
table 5-4 PE Wire Requirements
PE Wire Cross Section Note
S/2
(S: Phase wire cross-section S)
The specifications are valid only when the phase wire
and PE wire use the same material. If otherwise, en-
sure that the cross section of the PE wire produces a
conductance equivalent to that of the wire specified in
the table.
User Manual 5 Electrical Connection