ME 3000SP
User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
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Table 4-4 Function description of the terminal
Pin NO.
Pin name
Description
Connected to (RRCR)
1
L1
Relay contact 1 input
K1-Relay 1 output
2
NC
Not Connected
Not Connected
3
NC
Not Connected
Not Connected
4
NC
Not Connected
Not Connected
5
NC
Not Connected
Not Connected
6
G
GND
K1-Relay 1 output
7
NC
Not Connected
Not Connected
8
NC
Not Connected
Not Connected
Table 4-5 The inverter is preconfigured to the following RRCR power levels, close is 1, open is 0
L1
Active Power
Power drop rate
Cos (φ)
1
0%
<
5 seconds
1
0
100%
/
1
4.3. CT / RS485 / NTC connection
CT (Current transformer) can measure the value and direction of AC current. Refer
to Fig.4-7 for the correct connection of CTa.
Fig.4-6 Schematic Diagram (ME 3000SP: energy storage add-on to existing renewable system)