The ABB 216GA62/N221 (HESG112799R1) functions as a high-integrity DSP-driven relay assembly and I/O interfacing board engineered for generator protection architectures. It executes deterministic real-time control logic, galvanic signal isolation, and comprehensive diagnostic routing.
Technical Specifications
Brand: ABB
Model Code: 216GA62/N221
Part Reference: HESG112799R1
Product Classification: Relay Assembly Module / Digital Control Interface Board
Control Architecture: Digital Signal Processor (DSP) based real-time processing engine
Input Supply Potential: 24 V DC operational rating
Primary Functionality: Digital input and output data tracking, contact conditioning, and loop isolation
Network Communication Ports: Integrated Profibus DP and Ethernet/IP interface channels
Hardware Interfacing Compatibility: Optimized for ABB ACS/ACX power drives and REG216 generator protection systems
Thermal Boundaries: 0 to +50 degrees Celsius ambient operating limits
Width: 185 mm
Height: 40 mm
Depth: 130 mm
Net Weight: 2.7 kg
Industrial Application Scenarios
This heavy-duty interface card mounts inside generator circuit breakers and turbine control subracks to isolate incoming digital telemetry, manage automatic trip-coil outputs, and route system critical diagnostic logs over secure industrial Ethernet links.
