ATyS C25 is an entry level ATSE controller with communications. It can be used to pilot a remotely operated transfer switch, such as ATyS r, ATyS S and ATyS d M, as well as contactors. ATyS C25 ensure the automatic or remotely controlled transfer from one source to another with fixed timers and thresholds.

General characteristics
• Self-powered from sensing. 
• Wide voltage range (184-300 VAC). 
• 24 VDC aux power supply (for optional use). 
• Main/Main or Main/Genset networks. 
• Fixed I/O. 
• Voltage sensing on all phases. 
• Three-phase + Neutral & Single-phase + Neutral networks.
• Phase rotation checking. 
• Door or DIN rail mounting.
• RS485 Modbus communication.