DC Earth Fault Relay
Adjustable 1-10 kΩ DC insulation monitoring relay with test button, for unearthed station DC systems.
技术参数04 项
| Trip setting | Adjustable, 1 kΩ to 10 kΩ |
|---|---|
| Application | Unearthed (floating) DC systems |
| Bus voltage | 24 / 48 / 110 / 220 VDC |
| Test | Front-panel test button |
已建造配置 · 01
标准建造配置
本机型已建造的配置。列表以外的规格可按同一平台报价。
- 01DC earth fault relay 1–10 kΩ with adjustable resistance and test button
产品特点 · 04
- Adjustable insulation trip resistance
- Front-panel test button for alarm-chain proving
- Volt-free alarm contacts
- Panel mounting, integral to charger or DCDB
选配 · 03
- Positive/negative pole fault discrimination
- Remote alarm and SCADA output
- Faulty-feeder locating function
应用领域 · 03
- Substation DC auxiliary supplies
- Power house DC systems
- Any floating DC installation
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