SC-2000B is a new-generation tester. It can be adapted to DC system at any voltage level, equipped with high accurate test clamping meter, improve the test range and anti-jamming capability through effectively processing multiple signals. Adopts excellent algorithm and advanced fuzzy control theory, expressed the advantage of tested insulation branch with the data. It can exactly judge the location of grounding point and can indicate the location and direction of grounding point in every time detection. This device takes system safety as the first premise, test with reliable low-frequency signal, and without any impact to system. SC-2000B tester is applied to search the grounding point exactly of DC system of Power plant, substation without power failure. Regardless of various type of grounding fault, it can fast search the grounding point, and accuracy rate up to 100%.
1. Easy to operate,
2. Safe and
reliable.
3.
Applicable voltage levels are many.
4.
Applicable range is wide.
5.
Portable, signal receiver has battery, no need external power supply, can be
taken anywhere to search grounding point.
6. Search
grounding point without power failure in DC system, and don’t affect the normal
operation of the system.
7. With
strong anti-interference ability, overcome the influence of distributed
capacitance of the system.
8.
Intelligent charging management can reduce charging time and extend battery
life.
Signal generator
Frequency of output signal
2.5Hz
Signal
no-load output voltage
±20V±5%
Signal
voltage amplitude error
<5%
Signal
short circuit output current
≤80mA
Impact
resistance of export
400V DC impulse
voltage
of Power supply
AC220V±10%
Voltage
frequency
50Hz±5%
Input
the insurance
200mA
Max
power
3W
Dimension
300mm×270mm×200mm
Signal receiver
Sensitivity
of signal current detection
0.5mA
Signal
generator resistance
40KΩ
Max
output current
2.5mA
Receiver
display
Digital 0-19
Dimension
210mm×100mm×32mm
A
size of clamp open
Φ50mm
B
size of clamp open
Φ7mm×9mm
Complete machine
Test
for maximum ground resistance
300KΩ
Ground
resistance measurement accuracy
0-4.5KΩ
error≤0.5KΩ; 4.5KΩ-300KΩ error≤10%
Serial
Number |
Name | Amount |
1 | Signal generator | one |
2 | Signal receivor | one |
3 | A absorbing clamp | one |
4 | B absorbing clamp | one |
5 | Test line (3m) | one |
6 | Power line | one |
7 |
Battery |
five |
8 | Alumimum box | one |
9 |
Specification |
one |
10 |
Inspection
Report |
one |
11 |
Certification |
one |
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