Vacuum Arc-Extinguishing Design: Composite insulation structure ensures superior insulation and stable electrical operation.
Three-in-One Integrated Structure: Combines disconnector, load switch, and earthing switch for compact size and space saving.
Flexible Operation Modes: Supports manual, electric, and combined manual-electric operation for diverse automation needs.
Visible Isolating Gap: Rotary disconnector provides clear visual confirmation of circuit break-off status for safety.
Short-Circuit Protection: Fuse-fitted combination replaces conventional breakers with complete short-circuit protection.
Mechanical Safety Interlocks: Built-in interlocks prevent misoperation and comply with 'five-prevention' safety rules.
High Mechanical Endurance: Mechanical service life reaches up to 10,000 operation cycles for long-term stability.
Comprehensive Certifications: Complies with GB/T 3804, IEC 62271-103, and IEC 62271-105 standards.