Description
ABB SPAJ3C5J3 过流保护继电器技术参数及中英文介绍
1. 产品概述 (Product Overview)
英文 (English):
The ABB SPAJ3C5J3 Overcurrent Protection Relay is an advanced microprocessor-based protective device designed for industrial and utility applications. It provides reliable overcurrent protection, phase/ground fault detection, and flexible configuration options to enhance system safety and reliability.
中文 (Chinese):
ABB SPAJ3C5J3 过流保护继电器是一款基于微处理器的先进保护装置，专为工业和公用事业应用设计。它提供可靠的过流保护、相间/接地故障检测以及灵活的配置选项，以提升系统安全性和可靠性。
2. 关键技术参数 (Key Technical Specifications)
| 参数 (Parameter) | 描述 (Description) |
|---|---|
| 型号 (Model) | SPAJ3C5J3 |
| 额定电压 (Rated Voltage) | 100 V AC 至 240 V AC（可配置） （100 V AC to 240 V AC (configurable)） |
| 额定电流 (Rated Current) | 0.5 A 至 5 A（二次侧，配合电流互感器使用） （0.5 A to 5 A (secondary side, used with CTs)） |
| 频率范围 (Frequency Range) | 50 Hz / 60 Hz ±10% |
| 过流保护范围 (Overcurrent Protection Range) | 0.1 In 至 20 In（可调） （0.1 In to 20 In (adjustable)） |
| 动作时间 (Operating Time) | 定时限或反时限（根据设置） （Definite time or inverse time (configurable)） |
| 故障类型检测 (Fault Detection) | 相间故障、接地故障、过载、堵转 （Phase-to-phase faults, ground faults, overload, locked rotor） |
| 通信接口 (Communication Interface) | 支持 Modbus RTU、IEC 60870-5-103（可选） （Supports Modbus RTU, IEC 60870-5-103 (optional)） |
| 输出触点 (Output Contacts) | 4 x 可编程触点（常开/常闭可选） （4 x programmable contacts (NO/NC configurable)） |
| 触点容量 (Contact Rating) | 250 V AC / 5 A（阻性负载） （250 V AC / 5 A (resistive load)） |
| 环境温度 (Operating Temperature) | -25°C 至 +70°C |
| 防护等级 (Protection Class) | IP30（机柜安装） （IP30 (for cabinet mounting)） |
| 认证 (Certifications) | CE, IEC 60255, UL（根据具体应用） （CE, IEC 60255, UL (depending on application)） |
3. 功能特点 (Key Features)
英文 (English):
- Advanced Protection: Provides comprehensive overcurrent protection for motors, transformers, and feeders.
- Flexible Configuration: Supports adjustable overcurrent thresholds, time delays, and fault detection modes.
- Diagnostic Capabilities: Built-in self-monitoring and event logging for rapid troubleshooting.
- Communication Integration: Optional Modbus RTU and IEC 60870-5-103 protocols for seamless integration into SCADA systems.
- High Reliability: Designed for harsh industrial environments with extended temperature ranges.
中文 (Chinese):
- 高级保护 (Advanced Protection): 为电机、变压器和馈线提供全面的过流保护。
- 灵活配置 (Flexible Configuration): 支持可调的过流阈值、时间延迟和故障检测模式。
- 诊断功能 (Diagnostic Capabilities): 内置自检和事件记录功能，便于快速故障排查。
- 通信集成 (Communication Integration): 可选 Modbus RTU 和 IEC 60870-5-103 协议，便于与 SCADA 系统无缝集成。
- 高可靠性 (High Reliability): 专为苛刻工业环境设计，支持宽温范围运行。
4. 应用领域 (Applications)
英文 (English):
- Motor Protection: Protection of industrial motors against overcurrent, phase unbalance, and ground faults.
- Transformer Protection: Overcurrent and earth fault protection for distribution transformers.
- Feeder Protection: Monitoring and protection of distribution feeders in utility networks.
- Industrial Automation: Integration with PLCs and SCADA systems for automated control and monitoring.
中文 (Chinese):
- 电机保护 (Motor Protection): 保护工业电机免受过流、相间不平衡和接地故障的影响。
- 变压器保护 (Transformer Protection): 为配电变压器提供过流和接地故障保护。
- 馈线保护 (Feeder Protection): 监测和保护公用事业网络中的配电馈线。
- 工业自动化 (Industrial Automation): 与 PLC 和 SCADA 系统集成，实现自动化控制和监测。
5. 优势 (Advantages)
英文 (English):
- Enhanced Safety: Prevents equipment damage and downtime caused by overcurrent events.
- Cost-Effective: Reduces maintenance costs and extends the lifespan of electrical assets.
- Scalability: Suitable for small-scale to large-scale industrial applications.
- Global Support: ABB’s extensive service network ensures rapid response and technical assistance.
中文 (Chinese):
- 提升安全性 (Enhanced Safety): 防止过流事件导致的设备损坏和停机。
- 成本效益 (Cost-Effective): 降低维护成本并延长电气资产的使用寿命。
- 可扩展性 (Scalability): 适用于从小型到大型的工业应用。
- 全球支持 (Global Support): ABB 广泛的服务网络确保快速响应和技术支持。
6. 总结 (Conclusion)
英文 (English):
The ABB SPAJ3C5J3 Overcurrent Protection Relay is a reliable and versatile solution for protecting electrical systems from overcurrent conditions. Its advanced features, flexible configuration, and high reliability make it an ideal choice for critical applications across various industries.
中文 (Chinese):
ABB SPAJ3C5J3 过流保护继电器是一款可靠且多功能的解决方案，用于保护电气系统免受过流条件的影响。其先进功能、灵活配置和高可靠性使其成为各行业关键应用的理想选择。
备注 (Note):
- 如需更详细的技术文档或定制化配置，请联系 ABB 官方技术支持或授权经销商。
- 产品参数可能因版本更新而变化，建议以最新官方发布为准。
For detailed technical documentation or customized configurations, please contact ABB’s official technical support or authorized distributors.
Product specifications may vary with updates; refer to the latest official releases for accuracy.
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