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06
Electrical Connection
4
Dry Contact
DRED/RCR:
1: DO1-
11: COM/DRM0 or
2. NC
REF_1
3: DO1+
12: REFGEN or
9: DO2-
REF_2
10: DO2+
13: DRM 4/8 or DI_4
14: DRM 3/7 or DI_3
Power Supply
15: DRM 2/6 or DI_2
4: GND
16: DRM 1/5 or DI_1
5: 12V_S
RSD Control
Remote Shutdown
7: GND
5: 12V_S
8: Remote Shutdown
6: RSD_12V
6�7�2 Connecting the BMS or Meter Communication Cable
•
For GEH15-3U-10 and GEH20-3U-10, please connect the cable to BMS1 port to realize BMS
communication. Otherwise, BMS communication may fail.
•
For GEH25-3U-10, GEH29.9-3U-10, and GEH30-3U-10, please connect the cable to BMS1
port to realize BMS communication when single battery system is connected. Otherwise, BMS
communication may fail. For more details, refer to
PIN
Color
1
Orange and White
2
Orange
3
Green and White
4
Blue
5
Blue and White
6
Green
7
Brown and White
8
Brown
WARNING
46
User Manual
EMS/PAR
EMS/PAR
1
2
3
EMS/PAR
Definition
485A3
-
485B3
-
NC
-
GND
signal ground wire
CAN_L
CAN bus
CAN_H
SYN_BUS1
Parallel syn signal
SYN_BUS2
6.5 Connecting the Battery
V1.0-2023-10-30
1
2
3
Cable.
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