保护继电器
MVR-200 Series
For busbar protection, feeder protection, generator protection, motor protection and transformer protection.
The MVR-200 series offers integrated or segregated protection with powerful complementary monitoring, measuring, communication and diagnostics information. The MVR-200 is developed using the latest available technologies opening a totally new dimension for medium voltage protection and monitoring.
- Three phase overcurrent protection stages INST, DT or IDMT
- (Sensitive) Earth-fault protection stages INST, DT or IDMT
- Harmonic overcurrent protection / inrush blocking stages INST, DT or IDMT
Multi-Line
For busbar protection, feeder protection, generator protection, motor protection and transformer protection.
Uni-Line
For feeder protection, generator protection and mains protection.
相关产品
中压综合保护继电器 MVR-200 系列
- 三相过电流保护阶段INST、DT或IDMT
- (敏感性接地故障)接地保护阶段INST、DT或IDMT
- 谐波过流保护/浪涌闭锁阶段INST、DT或IDMT
- 冷负荷启动相过流闭锁
- 电流不平衡/断线保护级INST、DT或IDMT
- 电缆热过载保护
- 限制性接地故障差动(低阻抗)
- 电缆端差动保护
- 方向性相过流保护阶段DT或IDMT
- 间歇性接地故障
- 故障探测器
- 过电压保护阶段INST、DT或IDMT
- 欠压保护阶段INST、DT或IDMT
- 正序欠压/过压保护阶段INST、DT或IDMT
- 中性线电压偏移保护阶段INST、DT或IDMT
- 频率保护
- 频率变化率
- 矢量跳变
- 逆功率/欠功率/过载保护阶段INST、DT或IDMT
- 同步校验
- 自动重合闸
- 保险丝故障
- 电流互感器监控
- 合于故障逻辑
- 断路器故障保护
- 可编程阶段
