Model ZGQ1M 63/3P Automatic Transfer Switch Overview The ZGQ1M 63/3P automatic transfer switch provides reliable power transfer and circuit protection for threephase systems. It is rated 63A and designed for use with a 400V supply while offering insulation and impact withstand capability. The switch supports external control and indication via DC1224V and is built for compact installation. Key specifications Model: ZGQ1M 63/3P Rated current: 63A Rated voltage: 400V Insulation voltage: 4000V Impact voltage: 4 kV External control and indication: DC1224V Operational voltage range: 37V to 440V Dimensions: 18.5 x 13.5 cm Weight: 1690 g Package: 1 x Automatic Transfer Switch Main benefits Reliable automatic transfer of power between sources to maintain continuous supply for critical circuits. Comprehensive protection functions to reduce downtime: short circuit, overload, phase loss, and undervoltage monitoring. insulation and impact voltage ratings to provide strong electrical isolation and withstand transient stresses. Compact footprint and integrated protective cover simplify panel mounting and improve serviceability in confined spaces. External DC1224V interface for easy integration with fire power supplies, control panels, and remote indication circuits. Wide operational voltage range accommodates supply fluctuations and ensures stable operation across varied conditions. Designed for straightforward installation and operation with minimal maintenance. What makes it stand out Clear combination of protection features and control compatibility for building and industrial power systems. Balanced design that fits into limited space while providing robust electrical performance. Builtin protective cover and practical mounting size streamline installation in control cabinets and switch panels. Typical applications Emergency power transfer for fire alarm and fire power supply circuits using DC1224V control and indication. Automatic switching between mains and generator or UPS systems in office buildings and commercial facilities. Remote power distribution for emergency lighting, alarm systems, and other critical loads where compact, reliable automatic switching is required. Contents of package 1 x ZGQ1M 63/3P Automatic Transfer Switch Notes Use in accordance with local electrical codes and with appropriate upstream protection and wiring practices. Verify compatibility of control and indication circuits with the DC1224V interface before installation.