Sungrow SG250HX-IN-20, Руководство пользователя

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N No o.. C Ca ab blle e
T Tyyp pe e
S Sp pe ec ciiffiic ca attiio on n
C Ca ab blle e
D Diia am me ette err
((m mm m))
C Crro ossss--sse ec cttiio on na all a arre ea a
((m mm m 2 2 ))
Three-core
copper or
aluminum cable
and one
independent
single-core PE
cable*
Phase cable:
38~56
(Optional)
L1,L2,L3 wire: 70~240
Phase cable:
57~72
(Optional)
L1,L2,L3 wire: 240~300
PE cable:
14~32
PE wire: refer to
"
Table 5-
2 PE wire requirements
"
Four single-core
outdoor copper or
aluminum
cables**
14~32
L1,L2,L3 wire: 70~300
PE wire: refer to
"
Table 5-
2 PE wire requirements
"
4
Commun-
ication
cable
Shielded twisted
pair
4.5~18 1~1.5
* A copper to aluminum adapter terminal is required when an aluminum cable is used.
For details, refer to
"
5.6.3 Aluminium Cable Requirements
"
.
** If case of four single-core cables, an spare AC sealing plate accessory is required. To
purchase the AC sealing plate accessory, contact SUNGROW.
Table 5-2 PE wire requirements
P PE E w wiirre e c crro ossss
sse ec cttiio on n
N No otte e
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, ensure that the cross
section of the PE wire produces a conductance equivalent to
that of the wire specified in the table.
5 Electrical Connection User Manual