DC Ground Fault Detector| Detailed introduction of technical principles

DC Ground Fault Detector, Ground Fault Locator, 2.5Hz 300KΩ
Portable DC ground fault detector, used to accurately locate the grounding point of the DC system in power plants and substations without interrupting power.

It can quickly locate the grounding point of various types of ground faults with 100% accuracy.

1. Signal Generator
Output signal frequency: 2.5Hz
No-load output voltage: ±20V±5%
Signal voltage amplitude error: <5%
Short-circuit output current: ≤80mA
Output surge resistance: 400V DC surge
Power supply voltage: AC220V±10%, Voltage frequency: 50Hz±5%
Input fuse: 200mA
Maximum power: 3W
Dimensions: 300mm×270mm×200mm

2. Signal Receiver
Signal current detection sensitivity: 0.5mA
Signal generator impedance: 40KΩ
Maximum output current: 2.5mA
Receiver display: Digital 0-19
Dimensions: 210mm×100mm×32mm
A. Jaw size: Φ50mm
B. Jaw size: Φ7mm×9mm

3. Complete Unit
Maximum grounding resistance detected: 300KΩ
Maximum capacitance detected: 20μF
Grounding resistance measurement accuracy: 0-4.5KΩ, error ≤0.5KΩ
Grounding capacitance detection range: 3-60uF
Grounding capacitance measurement accuracy: 3-10uF, error ≤1uF

Portable DC grounding fault detector, DC grounding fault detector, battery grounding fault detector, battery grounding fault detector
MSZD-1000 DC grounding fault detector, grounding fault locator