B3 ESS Unit User Manual
16
Figure3-4
Figure3-5
Figure3-6
3.2.3 Electrical installation
Before connecting the power cables, using multimeter to measure cable continuity,
short circuit, confirm positive and negative, and accurately mark the cable labels.
Measuring methods
：
•
Cable availability: select the buzzer and use the probe to measure the ends of the
same color cable. If the buzzer calls, it means the cable is available.
•
Short circuit judgment: choose multimeter resistor file, probe the same end of
positive and negative pole, if the resistor shows infinity, means that the cable is
available.
•
After visual testing of power line is connected well, the positive and negative
poles of the battery shall be connected respectively to the positive and negative
poles of the opposite terminal.
It is better to add a circuit breaker between the inverter and the battery system. The selection of
the circuit breaker requires:
Voltage: U>60V
Current: I =
Inverter power
45V
1.
As shown in the
figure3-4, place two B3
brackets side by side
with a spacing of
300mm and push the
B3 in.
2.
Ensure that the B3 hanging
ears are aligned with the
bracket and secure the
hanging ears to the bracket
with four M6 screws.
3.
Stack the fixed B3 and the
bracket as shown in the
figure 3-6, and fasten the
buckle between the
upper and lower sides.
Summary of Contents for B3 ESS B4870
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