SP60/SP80 User Manual V1.3
TBB Power Co.,Ltd
24
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SP80-150 :
80A
Wiring need to be protected against any potential physical damage.
Pull through the DC cables through the holes at front panel, clamping the cable terminal on
cable.
Secure the PV cable on PV+ and PV- terminals respectively making sure it is tightly screwed.
Please double confirm the polarity of PV connection. SP will show fault with
reverse polarity connection.
4.4.7 Grounding connection
Total three grounding terminal was offered within the SP charge controller, one was used for
PCB. The other two can both be used for SP grounding.
Fig4-5 Grounding terminals
Using proper gauges of wires for grounding, recommending 6mm
2
.
Please connect the SP grounding terminal to the system grounding bar, refer to Fig 4-3 of
chapter 4.4.3
Please connect the frame of PV to the system grounding bar, refer to Fig 4-3 of chapter 4.4.3
Please connect the battery frame to the system grounding bar, refer to Fig 4-3 of chapter 4.4.3
Do not connect either the PV negative or the Battery negative to ground. They must
be connected to corresponding terminal marked at connection compartment.
Negative ground might cause equipment damage which is out of warranty.
Do not connect the PV negative and battery negative terminal together at any
place of the system. They must be connected to corresponding terminal marked at
connection compartment. Wrong connection might cause equipment damage
which is out of warranty.
