Sungrow ST2752UX, Инструкция по эксплуатации и обслуживанию

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One end of the coolant filling pipe is a quick joining piping joint with a ball valve V5 matched
with the system coolant filling port. The special coolant drain pipe can also be stored in the
compartment.
figure 4-2 Power Cord and Pipes in Kit
Relevant technical parameters of the kit are shown in the table.
table 4-1 Technical Parameters Of Coolant Filling And Drainage Kit
No. Parameter Parameter Value
1 Dimensions 270mm*300mm*300mm
2
Weight ≤10kg
3
Rated voltage
24V DC
4 Load current ≤4A
5 Power ≤96W
6 Flow 12L/min
7 Head 2.5m
8 Other functions
Non-return design. The pipe storage compartment can
also store the matched drainage pipe.
4.1.5 System Drainage
4.1.5.1 Single-column Drainage
When only the pack modules in a row need to be replaced, a single-column drainage can be
performed.
step 1 Turn off the system circuit breaker in the BSP cabinet, and the system is powered off.
step 2 Close branch ball valves V3 and V4.
step 3 Prepare the coolant barrel and put one end of the drain pipe into the barrel.
4 Common Maintenance Operations Operation & Maintenance Instruction