Fixed Automatic Reclosing Logic
• Three fixed reclosing delays and attempts: 10s-60s-300s
• Smart Reset Logic: Automatically clears the reclosing counter after 15 minutes of stable operation.
• Intelligent Fault Delay: Implements a 10-second safety delay before attempting to reclose after a fault trip.
• Fail-Safe Lock: Enters a logic lock status if reclosing fails repeatedly, ensuring system safety until manual intervention or software command.
Versatile Remote Control
→ MT53AS RS485 control
→ MT53AI IO control
→ MT5SAW WiFi control
Compact & High-Efficiency Design
• Ultra-Compact Design:
At only 18 mm wide, it saves over 50% of space compared to traditional devices, making it ideal for crowded distribution boards.
• Superior Durability:
Built for longevity with a mechanical life of 20,000 operations, doubling the standard performance of domestic and foreign competitors.
Versatile Integration & Performance
• High Compatibility:
Seamlessly works with RCCB/RCBO from major brands, including Schneider, Nader, and Chint, etc., allowing for flexible system integration.
• Reliable Synchronicity:
Features a double fulcrum parallel drive to ensure reliable and synchronized closing for 4P breakers.
Smart Feedback & Safety Security
• Advanced Safety:
Includes a triple-mode toggle switch (Auto, Manual, Lock) and a physical safety lock jack to prevent accidental remote power-on during maintenance.
• Optional Aux Status Output:
Provides real-time ON/OFF status feedback through a dedicated signal output port, allowing remote monitoring systems to confirm device execution.












