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General features
Portable cable fault location system
Graphical interface: Graphical interface, more intuitive and easy to operate.
Operation: Turn and click a single knob (jog dial) on the control unit
Data management: General database
Data Synchronization: Universal Serial Bus
Control unit
Display: Industrial grade TFT color panel with LED backlight
Anti-glare: have
Multi-touch: have
LCD size: 10”
Aspect Ratio: 16:9
Resolution: 1024 x 768 Full HD
Brightness: 450 cd/m²
Safety
Adaptability: CE Compliance；EN 61010,EN 50191,VDE 0104,VDE 015,DGUV 203-034(BGI 891)
Discharge and grounding devices: 72kJ, equivalent to the energy stored in a 10µF capacitor charged to 120kV DC fast charge: discharge time constant < 1 second
System Status: Real-time monitoring and indication
Intrinsically safe: Ground immediately when there is a power outage
F-U safety interlock: Operating voltage connection monitoring (high voltage circuit)
F-Ohm Safety Interlock: Operational earth connection monitoring (high voltage circuit)
Security Features: Front panel: power on/off, lockout button switch, emergency stop, residual pressure indicator light, high voltage switch; Control unit: Knob (jog dial)
Safety devices: System grounding status indicator, power input protection device, high voltage room monitoring through door contact, external safety device
Power input monitoring: Overvoltage protection, undervoltage protection, residual current device (RCD)
Defining Wiring: There is a switchboard inside the system
System function
1.Use DC or high-voltage pulse to make the cable fault point flash over and discharge
2.Use the traveling wave reflection principle to make a rough measurement of all types of cable main insulation faults
I,High voltage surge generator
Output mode: DC, Single, Cycle
Output voltage: 8kV,16kV,32kV
Built-in capacitor: 64uF,16uF,4uF
Discharge energy: 2048J @ each voltage level
Impact power: 2000VA
Impulse rate: Automatic impact for about 6 seconds, manual impact for any control time
Surge voltage levels switch: Manual
Voltage adjustment type: Continuous
Indication: High-voltage side voltage metering, indication of output voltage and current in real time
Operating modes switch: Manual
Coupler: Built-in multiple pulse sampling box
Safe protection: With zero start protection function, safe and reliable
Discharge: Unique high-voltage measurement design, in the stop state, it will automatically discharge the internal capacitance of the device
Working power: AC 220V±15% ,50Hz±2Hz(60Hz)
DC withstand voltage testing: Output voltage adjustable and indication range 0-32kV, output current indication range 0-20A
Burn current:
Fault conditioning (burning) with current up to 60 mA @ 32 kV, 120 mA @ 16kV, 240mA@8kV
Safety: Over-voltage, Over-current, Overheating protection.
Automatic discharge after operation
Protection rating: Not lower than IP54
Dimensions(mm): 534L×444W×805H mm
Total weight: Not more than 130kg
II,TDR cable fault locator
Test method: Low voltage pulse, Impulse current, Impulse voltage, ARC multipls pulse
Sampling rate: 1MHz～400MHz
Pulse output: Unipolar
Pulse Amplitude: 300V
Pulse width: 0.15μS/0.30μS /0.60μS/1.20μS/2.4μS/5.0μS/7.5μS/10μS
Measurement scope: ≥120km
Measurement range: 100m/300m/500m/1km/3km/5km/10km/25km/50km/100km
Minimum resolution: 0.07m
Measurement error: ≤±(0.5％×L+1m),L is cable length
Signal gain: 0…100%,adjustable
Propagation speed: 10…999.9m/µs
Output Impedance: Automatic match
Trigger: Automatic continute
Result analysis: Automatic measure fault distance
Working conditions: temperature -25℃～+65℃, relative humidity 85%, atmospheric pressure 750±30mmHg
V Test cables
(Note: Due to the existence of 35kV high voltage, special high voltage cables are made and should be kept away from the site during operation.)
High voltage output cable: core wire 2.5mm2 red, withstand voltage 50kV DC, with shielding layer, outer diameter 14mm, length can be customized according to customer’s requirements, including installation of large spool.
Ground cable: grounding 3-column - main core 16mm2 transparent color, branch 2.5mm2, length can be customized according to customer’s requirements, including installation of small spool.
