DC Insulation Monitoring Device for Charging Piles
This DC insulation monitoring device provides real-time monitoring of ground insulation resistance within a 100-1000 VDC range. It also monitors DC voltage and includes a DC voltage reverse connection alarm function.
Technical Specifications
Product Overview
Advanced Insulation Monitoring
This DC insulation monitoring device is engineered for high-voltage systems, providing real-time detection of insulation resistance between positive/negative poles and the ground. It integrates seamlessly into DC charging piles, photovoltaic systems, and energy storage setups. Using a bridge balance measurement method, it ensures accurate monitoring independent of DC voltage fluctuations or insulation resistance symmetry.
Key Features
- Core Capabilities
- Real-time Insulation MonitoringBridge Balance MeasurementRS485 Modbus CommunicationAdaptive CapacitanceDIP Switch Configuration
Technical Specifications
DC Voltage Range
1,000 V
Max Monitoring Voltage
Measurement Accuracy
| Parameter | Accuracy |
|---|---|
| Shunt Voltage | ≤0.2mV + 1.5% |
| DC Voltage | ≤2V + 0.3% |
| Insulation (100-300V) | ≤3KΩ + 10% |
| Insulation (300-1000V) | ≤3KΩ + 5% |
- Insulation Resistance Range
- 1KΩ - 10MΩ
- Power Supply
- 9-30VDC
Installation & Environment
Mounting Options
35mm DIN RailScrew Mount
- Operating Temperature
- -40°C to 70°C
- Physical Dimensions
- 90mm x 145mm x 40mm
Applications
Primary Applications
- EV DC Charging Systems
- Photovoltaic Systems
- Energy Storage Systems
- DC Power Grids
