Sermatec SMT-5K-TL-LV, User Manual, Page: 15 / 46

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2.2.2 Cable and Air switch preparation
Note: Be sure all cables withstand voltage, temperature-resistance equal to or better than the recommended
model, and complying with relevant regulation of the electrical industry.
Selection of switch
Table 2-2 Table 2-3
2.2.3 Installation Kit
1. Electric drill (drilling bit:
￠
8mm)
2. Screwdriver (Philips screwdriver: M3
、
M6; Flathead screwdriver: M3)
3. Wire stripper(4~6mm²)
4. Wire crimper 1 (Model: H4TC0001; Manufacturer: Amphenol)
5.Wire crimper 2( OT terminal, 4~6 mm²)
6. Open-end wrench (Model: H4TW0001; manufacturer: Amphenol)
7. Multimeter
2.2.4 Installation requirements
1. Wall bracket Installation
1) It is necessary to ensure that the installation position is flat and the thickness of the whole wall exceeds
100mm.
Serial Cable Name Recommended
model
cross-sectional area
(mm²)
Color of cable Cable OD
(mm)
1 PV side DC
positive and
negative input
UL1015 12AWG 3.31 Red
、
Black 4.00±0.15
2 Battery side DC
positive and
negative input
UL10269 4AWG 16-25
Red
、
Black
10.00±0.30
3 AC output UL1015 10AWG 4
～
6 Red
、
Black
Yellow-Green
4.60±0.20
Recommended AC switch
AC Load AC Grid
Rated
voltage ≥250V AC ≥250V AC
Rated
current 32A 32A
Recommended DC switch
PV(option) Battery(option)
Rated
voltage ≥580V DC ≥58V DC
Rated
current 16A 160A