Electronics/Control/
DC/Software

Protection & Switching Controllers


Protection Features
Quickly detects abnormal conditions (overcurrent, short-circuit, overvoltage) and operates breakers.
Control Functions
Manages power flow and operates switches according to system conditions.
Communication Capabilities
Easily integrates with SCADA systems.
Model Highlights
Recloser Controller
Automatically restores service after fault detection.
3-Way LBS Controller
Manages load switching and fault isolation in distribution networks.

Insulation Monitoring Devices


Real-Time Monitoring
Continuously monitors insulation resistance to detect faults early.
High-Precision Measurement
Delivers accurate and reliable readings.
Ease of Installation and Maintenance
Compact design suits various installation environments.
Model Highlights
Insulation Monitor (DC 1000V / AC 690V)
Monitors insulation resistance in DC and AC systems for maximum safety and equipment longevity.

DONGWOO SA Solution
(IEC 61850- Based Substation Automation)


Global Standard Compliance
Built on IEC 61850 for modern substation automation.
Real-Time Communication
Fast and stable system responses via real-time data exchange.
Expansibility & Flexibility
Designed for future expansion and integration of new technologies.
Enhanced Security
Detects and alerts against external attacks like packet tampering.
Real-Time IoT Device Control
COMPONENTS
DW61850 Stack
Source code library for IEC 61850 (ED1, ED2, ED2.1).
DWSA-OP
HMI interface for IEC 61850 substation automation
DWSA-GW
Gateway for communication and data exchange between devices and substation automation systems
DWSA-WATCHER
Protocol analyzer and monitoring system for digital substations.
DWIOT-SPC
Virtual server for simulating IEDs from various manufacturers.
DWIOT-Thor
Real-time IoT platform.