Socomec ATYS C55 Controller

The Socomec ATYS C55 Controller is a high-performance, reliable control unit designed for managing automatic transfer switches (ATS) and power distribution in critical electrical systems. Engineered with precision, this controller ensures seamless switching between power sources, protecting sensitive loads and maintaining continuity in both industrial and commercial installations.

With advanced monitoring, metering, and diagnostic capabilities, the ATYS C55 allows operators to track system performance, detect anomalies, and optimize energy usage. Its user-friendly interface, combined with robust construction, ensures both ease of operation and long-term durability in demanding environments.

The controller supports a wide range of applications, from industrial power management and data centers to critical infrastructure requiring high availability and protection against power interruptions. Equipped with flexible communication options, the ATYS C55 integrates easily into modern building management and energy monitoring systems.

Key Features & Benefits:

• Intelligent control for automatic transfer switches

• Ensures uninterrupted power supply and load protection

• Real-time monitoring and metering of electrical parameters

• Advanced diagnostics for quick troubleshooting

• User-friendly interface with configurable settings

• Robust, reliable design suitable for industrial environments

• Flexible communication for integration with BMS and SCADA systems

Applications:

• Industrial plants and factories

• Data centers and server rooms

• Hospitals and healthcare facilities

• Critical infrastructure requiring high availability

• Commercial buildings and energy management systems

Technical Specifications

General

• Model: ATYS C55

• Type: Automatic Transfer Switch (ATS) Controller

• Application: Control and monitoring of electrical power transfer between main and backup sources

• Display: Backlit LCD with intuitive menu navigation

• User Interface: Easy-to-use keypad with configurable settings

• Mounting: Panel-mount or embedded installation

Electrical & Control

• Supported ATS Ratings: Up to 400 A (depending on switch model)

• Control Functions:

  • Automatic and manual transfer modes

  • Engine/generator start/stop control

  • Load shedding and priority management

• Inputs:

  • Voltage and frequency sensing for both mains and backup sources

  • Digital and analog inputs for monitoring auxiliary devices

• Outputs:

  • Relay outputs for alarms, signaling, and load control

  • Programmable auxiliary outputs

Monitoring & Diagnostics

• Metering: Voltage, current, frequency, and power monitoring

• Event Logging: Faults, alarms, and switching events with timestamps

• Diagnostic Tools: Built-in self-tests, real-time status display

• Communication:

  • RS485 Modbus RTU

  • Optional SNMP/Ethernet for integration with SCADA or BMS

Environmental & Physical

• Operating Temperature: -20°C to 70°C

• Storage Temperature: -40°C to 85°C

• Humidity: 0–95% non-condensing

• Protection Class: IP20 / IP65 (depending on enclosure)

• Dimensions: 144 × 144 × 120 mm (panel-mount version)

• Weight: ~1.2 kg

Applications

• Industrial and commercial power distribution

• Data centers, hospitals, and critical infrastructure

• Backup generator control and load management

• Energy monitoring and building management systems