Product Specifications
Technical Parameters
| Parameter | Value | Unit |
|---|---|---|
| Product Type | Miniature Circuit Breaker | - |
| Number of Poles | 1P, 1P+N, 2P, 3P, 3P+N, 4P | - |
| Rated Operating Voltage Ue | AC 230/400 | V |
| Rated Current In | 1-63 | A |
| Rated Frequency | 50 | Hz |
| Rated Short-Circuit Breaking Capacity Icn | 6 | kA |
| Rated Insulation Voltage Ui | 500 | V |
| Rated Impulse Withstand Voltage Uimp | 4 | kV |
| Utilization Category | A | - |
| Pollution Degree | 2 | - |
| Tripping Type | Thermal Magnetic Release | - |
| Trip Curve | B Curve, C Curve, D Curve | - |
| Installation Method | 35mm DIN Rail Mounting | - |
| Terminal Type | U-Type Terminal | - |
| Maximum Cable Capacity | 25 | mm² |
| Maximum Tightening Torque | 2.5 | N·m |
| Mechanical Endurance | 20000 | Operations |
| Electrical Endurance | 10000 | Operations |
| Protection Degree | IP40 (in distribution box) / IP20 (direct mounting) | - |
| Mechanical Shock Resistance | 30g, 11ms | - |
| Reference Ambient Temperature | 30 | ℃ |
| Operating Temperature | -35~+70 | ℃ |
| Storage Temperature | -40~+85 | ℃ |
尺寸图
Product Overview
The DZ47v series miniature circuit breaker is a new-generation low-voltage terminal protection device developed based on an advanced technology platform. Designed to meet modern distribution requirements, it features a compact structure, easy installation, convenient wiring, and reliable electrical performance. The DZ47v circuit breaker is suitable for AC 50Hz low-voltage distribution systems, with a rated operating voltage up to AC 400V and a rated current range of 1-63A. It is available in various pole configurations, including 1P, 1P+N, 2P, 3P, 3P+N, and 4P, providing flexible solutions for different electrical applications. The product integrates thermal-magnetic protection technology, providing effective protection against overload and short-circuit faults. With B, C, and D trip curves available, the breaker can be selected according to different load characteristics and application requirements. The DZ47v adopts a standard 35mm DIN rail mounting design and supports top and bottom wiring. Equipped with U-type terminals, it supports conductor sizes up to 25mm², making installation and maintenance more convenient. With reliable breaking performance, excellent environmental adaptability, and a compact design, the DZ47v series miniature circuit breaker is widely applied in distribution boxes, industrial control cabinets, machinery equipment, building electrical systems, and renewable energy installations.
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