IL9837 - Frequency relayFor monitoring under/over frequency of alternating voltages; switchable functionality Adjustable hysteresis Large measurement voltage range Rest current principle LED status display Overall width 17.5 mm ### 认可CE### 标准IEC/EN 60255, DIN VDE 0435-303
| 参数 | 值 |
|---|---|
| 型号编码 | IL9837.11 5-200HZ UH=230V |
| 说明 | IL9837 - Frequency relayFor monitoring under/over frequency of alternating voltages; switchable functionality Adjustable hysteresis Large measurement voltage range Rest current principle LED status display Overall width 17.5 mm ### 认可CE### 标准IEC/EN 60255, DIN VDE 0435-303 |
| 品牌 | Dold & Soehne |
| 封装 | - |
