GOZ-JDF1000 DC System Earth Fault Detector
PDF1000 DC System earth fault detector applies to all DC system in any voltage class ,equipped with high-precision tester ,expanded the tested range and strengthened the anti-interference ability by processing many kinds of signal. Adopted excellent method of calculation and advanced Fuzzy control calculation theory ,show us the advancement of the measured circuit branch by numerical value, which reflect the superiority of artificial intelligence sufficiently. Correctly detect the position of the earthing contact each time.
Alternative Name
Earth fault detector, DC system earth fault detector
1. Easy to use, customers can directly operate only need turn on the power switch.
2. Safe and reliable, do not need power off the charger or other power source, without effects to DC system.
3. Applies to various voltage class, DC system 220V, 110V, 48V, 24V.
4. Wide range of application, any power plant, transformer substation, colliery, chemical plant and others power supply departments.
5.Easy to carry, the signal receiver equipped with battery, do not need external power source.
6.DC system do not need power off when searching the earthing contact, do not affect the normal work of the system.
7. Strong anti-jamming ability, without the effects by system distributed capacitance.
8.Intelligent charge Management, shorten the charging time, lengthen the battery life.
1. Signal generator:
Output signal frequency: 2.5Hz
Signal no-load output voltage: ±20V±5%
Signal voltage amplitude error: <5%
Signal short circuit output current: ≤80mA
Output terminal shock resistance capability: 400V DC impulse
Supply voltage:AC220V±10%
Voltage frequency: 50Hz±5%
Input fuse: 200mA
Maximum power: 3W
Dimension: 300x270x200mm
2. Signal receiver
Signal current measurement sensitivity: 0.5mA
Impedance of signal receiver: 40KΩ
Maximum output current: 2.5 mA
Display of receiver: number 0-19
Dimension: 210x100x32mm
Ajaw size: Φ50mm
B jaw size : Φ7mm×9mm
3. Complete appliance
Measured maximum ground resistance: 300kΩ
Ground resistance measurement accuracy: 0-4.5KΩ ;error≤0.5KΩ