Sofarsolar HYD KTL-3PH Series - Page 35

HYD 5-20KTL-3PH User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd。
- 30 -
4.6.5 CT-External current sensor interface
Table 4-12 Interface description
PIN
Definition
Function
Note
1
Ict_R-
The current sensor outputs a
negative electrode
Used to connect R phase
current sensor of power grid
2
Ict_R+
The current sensor outputs a
positive electrode
3
Ict_S-
The current sensor outputs a
negative electrode
Used to connect S phase
current sensor of power grid
4
Ict_S+
The current sensor outputs a
positive electrode
5
Ict_T-
The current sensor outputs a
negative electrode
Used to connect T phase
current sensor of power grid
6
Ict_T+
The current sensor outputs a
positive electrode
Fig.4-14 CT interface
①
②
③
④
⑤
There are two ways to get grid current information :
Plan A:CT Plan B:Meter +CT(default)