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E-mail
kh@zhkh.com
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Phone
13825655906
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Address
No. 8 Jinrui 1st Road, Jinding National High tech Zone, Zhuhai City, Guangdong Province
Zhuhai Kehui Electric Appliance Co., Ltd
kh@zhkh.com
13825655906
No. 8 Jinrui 1st Road, Jinding National High tech Zone, Zhuhai City, Guangdong Province
No need for standard current transformers, boosters, load boxes, voltage regulating control boxes, andHigh current wires can be used to calibrate current transformers
● Use a power supply close to the power frequency for testing, to prevent on-site power frequency electromagnetic radiation and series interference
● Wide measurement range, capable of measuring both standard and non-standard ratio current transformers
Measurement of current transformer current with a standard point error of 1% -120%, 1% -200% (S-level)
● One measurement and display of the standard points and any point errors (angle difference, ratio difference) of the current transformer under the upper and lower limit loads
● Detect the polarity and transformation ratio of known and unknown current transformers, and be able to determine the actual current ratio of unknown current transformers. It can also vaguely determine whether the secondary current of unknown current transformers is 5A or 1A
● It has intelligent judgment of external wiring status, prompts for wiring errors, transformation ratio errors, etc
Directly integrate on-site data to determine whether it is qualified or unqualified
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Variable ratio range |
5A/5~25000A/5A(5A/1~5000A/1A) |
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Error measurement range |
5A/5~5000A/5A(5A/1~5000A/1A) |
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Tested current transformer |
Accuracy range:1.0、0.5、0.5S、0.2and0.2S |
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accuracy |
±0.05% |
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DC resistance |
0.0-0.1Ω , ±3% 0.1-5Ω0Ω , ±1% |
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CTsecondary load |
1Ω-25Ω ±2% |
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working conditions |
AC 220V 10%/50Hz 2% |
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ambient temperature |
0-40℃ |
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ambient humidity |
25℃<85% |
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Total weight |
≤5Kg |
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Whole machine volume |
323mm*275mm*135mm |