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1 tow 2 Rapid Shutdown Devices SUNGO RSD-2
& Rapid Shutdown Transmitter SUNGO SD
Quick Installation Guide
Document version： SUNGO-RSD-2
Release Date： 2024.5
1 Product Overview
1 tow 2 Rapid Shutdown Devices
SUNGO RSD-2
SUNGO RSD-2 is a 1 tow 2 rapid shutdown devices, which maintains normal power-on
operation by continuously receiving heartbeat frames sent from SUNGO SD, and when
the SUNGO SD signal disappears, SUNGO RSD-2 performs a rapid shutdown operation.
Users can turn off the power of SUNGO SD to realize the rapid shutdown of the system,
complying with NEC 2017&2020 (690.12) specifications.
PV 1
PV 2
SUNGO RSD-2
PV 1
PV 2
SUNGO RSD-2
-V1-2024 EN
IM
PV n
PV n+1
SUNGO RSD-2
PV n
PV n+1
SUNGO RSD-2
System Wiring Diagram
Rapid Shutdown Transmitter
SUNGO SD
Circuit cabinet box
AC
© Sungo Energy reserves all rights.
Inverter
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Summary of Contents for SUNGOO RSD-2
- Page 1 SUNGO RSD-2 SUNGO SD SUNGO RSD-2 is a 1 tow 2 rapid shutdown devices, which maintains normal power-on operation by continuously receiving heartbeat frames sent from SUNGO SD, and when the SUNGO SD signal disappears, SUNGO RSD-2 performs a rapid shutdown operation.
- Page 2 1. Install the RSD-2 by snapping the RSD-2 upward onto the PV module frame. 2. Connect IN+ and IN- of RSD-2 to the positive and negative terminals of the first and second PV module junction boxes respectively, and so on.
- Page 3 3 SUNGO SD Product Installation 1. Install the SD in the electrical cabinet box (must be waterproof) near the inverter. This product is divided into two ways of use: Host and Slave. Note: This product is used on the user's side, a single magnetic ring can wear the PV module bus up to 5 strings, a single product hooked up to two magnetic rings, a total of 10 strings can be the maximum number of group strings.
- Page 4 Function debugging: When used as a Host (number of SDs used in the power station = 1) There is no need to connect RS-485 line, just connect DC power supply 12V+, 12V-, and Button button is placed at Host (normally open state). The Host function can be realized. When used as a Master/Slave (power station using SD number >...
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