The Socomec 15993020 is the ATyS C20 controller module, part of the ATyS C20/C30/C40 modular series. Designed for automatic transfer switch (ATS) applications, it manages single-source backup and offers automated retransfer operations. It accepts a wide-range power input and includes programmable I/O for system integration and remote control.

Key Features:

Model: ATyS C20 controller, P/N 15993020
Power Supply: 110–400 V AC (measurement circuit also doubles as supply) or DC version available
Functionality:
- Automatically monitors utility and generator voltages (3U on network 1, 1U on network 2)
- Controls transfer switch actuators
- Up to 2 programmable digital inputs (e.g., retransfer, test start/stop)
- One programmable output for availability/status signaling
- Dedicated generator control output
Modular Design:
- Fits ATyS railable chassis (6 modules, 105 mm) with standard DIN-rail mounting
- Compatible with ATyS C30 and C40 variants for enhanced features
Compliance & Durability:
- IEC 61010-1, IEC 61000-4-x, IEC 60068-2-x standards
- Weight ≈ 270 g per module

Socomec – 15993020 – ATyS C20 Modular Transfer-Switch Controller, 110–400 V AC

Socomec – 15993020 – ATyS C20 Modular Transfer-Switch Controller, 110–400 V AC