Manual

User Manual
1
IMPORTANT SAFETY INSTRUCTIONS
This manual contains important instructions to be followed during installation and maintenance of the
APsmart RSD-S-PLC and Transmitter. To reduce the risk of electrical shock and ensure the safe installation
and operation of the APsmart RSD-S-PLC and Transmitter, the following symbols appear throughout this
document to indicate dangerous conditions and important safety instructions.
Safety Instructions
· Do NOT disconnect the PV module from the RSD-S-PLC without first disconnecting the AC power.
· Only qualified professionals should install and/or replace the APsmart RSD-S-PLC.
· Perform all electrical installations in accordance with local codes.
· Before installing or using the RSD-S-PLC, please read all instructions and cautionary markings in the
technical documents.
· Be aware that the body of the operating RSD-S-PLC is a heat sink and can reach high temperature.
To reduce risk of burns, do not touch the body of the RSD-S-PLC.
· Do NOT attempt to repair the RSD-S-PLC. If it fails, contact APsmart Customer Support to obtain an
RMA number and start the replacement process. Damaging or opening the RSD-S-PLC will void the
warranty.
The power supply of the Transmitter-PLC and the inverter MUST be on the same AC branch circuit as the
inverter to meet rapid shutdown requirements.
Qualified personnel:
Person adequately advised or supervised by an electrically skilled person to enable him or her to
perceive risks and to avoid hazards which electricity can create. For the purpose of the safety information
of this manual, a "qualified person" is someone who is familiar with requirements for safety, electrical
systems and EMC and is authorized to energize, ground, and tag equipment, systems, and circuits in
accordance with established safety procedures. The inverter and balance of system may only be
commissioned and operated by qualified personnel.