- Electricity - Electronics
- Switch and Relay
- Current protection relay
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Voltage protection relay ZJJ seriescurrentinsulation1 NC
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Characteristics
- Measured/monitored value
- voltage, current, insulation
- Contact configuration
- 1 NC, 1 NO, 1 NO/NC
- Network
- DC
- Applications
- grid and system
- Mounting
- panel-mount
- Reset
- manual reset
- Communication
- RS485
- Other characteristics
- compact, with fault indication, high-voltage
Description
ZJJ DC insulation monitoring relay monitorsthe insulation of the DC bus, and it sendsalarm signal when the bus-to-groundinsulation drops to a certain value,also it ispanel mounted type,and the relay has a high-sensitivity grounding resistance monitoringand display circuit, it is great significance forthe safe operation of the DC system.
·Monitoring of the DC circuit bus barinsulation resistance RF to earth.
·LCD screen display resistance value.
·Bridge balance method for resistancemeasurement.
·Adjustable response value ranges of 0-100kΩ.
·Smaller short-circuit grounding current forsafe operation.
Catalogs
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DC Power Systems
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.