The SAM Electronics / STN Atlas ZKG 403 is a PCB relay/control module used in marine engine control, alarm, and generator-management systems. Documentation for SAM/STN generator-management equipment shows the ZKG 403 providing several relay outputs, including load-shedding, collective-alarm, and watchdog functions.
Features
- PCB-based relay and control module
- Provides multiple relay output functions
- Supports load-shedding control
- Provides collective alarm relay functionality
- Includes watchdog / cycle relay
- Watchdog contact responds to equipment or supply failure
- Suitable for generator-management applications
- Integrates with compatible SAM Electronics / STN Atlas systems
- Designed for marine automation and power-management installations
- Available in different hardware revisions such as /B, /E and /G
Typical Applications
- Marine generator management systems
- Power Management Systems (PMS)
- Generator control panels
- Load-shedding systems
- Collective alarm circuits
- Engine Control Room automation
- Shipboard power-control systems
- Generator protection and monitoring
- Marine engine control & alarm systems
- SAM Electronics / STN Atlas legacy system maintenance

































