Type YCQA100E/4P Compact Electrical Switch Unit Key specifications Type: YCQA100E/4P Size: 4P (four pole) Color: 100a Rated working current: 63A or 100A Rated working voltage: 220V AC Insulation voltage: 690VAC Installation: compact size; easy to install and disassemble Operation: can be operated automatically or manually Structure: compact structure; reliability; long service life to improve conversion rates Application: wide range of applications Why choose this product Flexible current options: available in 63A and 100A versions to match different load requirements and system capacities. Clear electrical compatibility: designed for 220V AC systems with insulation rated to 690VAC, making it suitable for a variety of distribution and control environments. Space efficient: compact 4P design reduces panel footprint and simplifies wiring layouts, ideal where space is limited. Dual operation modes: supports automatic control for integration with control systems and manual operation for onsite intervention and maintenance. Reliable and durable: compact, robust structure delivers consistent performance and long service life to improve conversion rates and reduce maintenance cycles. Easy installation and servicing: engineered for fast mounting and straightforward disassembly to save installation time and simplify future service or upgrades. Performance and function Performs as a multi pole switching unit suitable for load switching, isolation, and distribution tasks. Insulation and rated voltages provide margin for reliable operation in typical commercial and light industrial electrical networks. Mechanical and electrical design focus on dependable switching actions and stable long term performance. Practical use scenarios Distribution panel for small industrial equipment: use the YCQA100E/4P as the main switching device for motor control centers and machinery circuits where 63A or 100A ratings are required. Building electrical distribution: install in commercial or residential main distribution boards to provide compact, reliable switching and isolation for subcircuits. Backup power and generator interfaces: integrate as a transfer or isolation switch in backup power systems where manual override and automatic control are needed. Compatibility and installation notes Matches systems operating at 220V AC and where insulation up to 690VAC is required. 4P format supports three phase plus neutral configurations. Compact form factor and toolfriendly mounting simplify panel layout and reduce installation time. This YCQA100E/4P unit delivers a compact, reliable switching solution for a broad range of electrical distribution and control applications while providing flexibility in operation and clear compatibility with standard 220V AC systems.