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multifunction portable 3 phase Ammeter calibrator electric energy meter field calibrator
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Product Details
| Brand Name | HuaZheng | Place of Origin | Hebei, China | |
| Model Number | HZ-3521 | Phase | Three Phase | |
| Display Type | Digital Only |
Product Description
multifunction portable 3 phase Ammeter calibrator electric energy meter field calibrator
| Details : | |
² Accuracy classes: 0.05%, 0.1% ² Measurement of energy meter errors, display of voltage, current, power, power factor, frequency etc. ² Measurement of harmonics of 2nd to 51st ² Measurement of clock error (of energy meter) ² Measurement of transformation ratio for CT ² Communication examination for energy meters ² Measurement for register ² Detection of wiring failures and calculation of electricity compensation ² USB and communication ports available ² Self adjusted clamp-on CT’s (KHPEC’s patent) provided ² Double of power supply via lithium battery or PT |
General | |||
Power supply | AC57~450V, 50~60Hz | ||
Power consumption | About 10VA | ||
Ambient temperature | -20℃--+40℃ (accuracyassured) | ||
Relative humidity (not condensing) | 40%-95% | ||
Dimension(L×W×H, mm) | 249×154×58 | ||
Weight | 1.8Kg | ||
Warm-up time | < 3 minutes | ||
Battery endurance | 4 hours | ||
LCD color display | 5.7”, 320×240 TFT | ||
Communication port | RS 232 | ||
Safety | |||
Declaration of conformity | CE conformed | ||
Operation reference | |||
Measuring ranges | |||
Voltage | AC 30~480V | ||
Current: | Direct connection—1A, 5A Via clamp-on CT’s: 5A, 20A(±0.2%, self adjusted), 100A, 500A, 1000A(±0.5%) | ||
Frequency | 45~65Hz | ||
Phase | -180 º ~+180º | ||
Constant of pulse | 5A: FL=3.6×104P/KWh FH=3.6×107P/KWh Others:FL=36000×5/rated current (P/KWh) FH=3.6×107×5/ rated current (P/KWh) | ||
Harmonic measurement | Range: 2nd ~51st Accuracy: ±0.01% (compared to 100% fundamental wave) | ||
Transformation ratio deviation | < ±0.5% | ||
Voltage deviation | < ±0.01% | ||
Frequency deviation | < ±0.01%(45-55Hz) | ||
Influence of temperature | < ±5ppm/ ℃(typical) | ||
Variation in 24hrs. | <±0.02% (class 0.1) | <±0.01% (class 0.05) | |
From the date of purchase within one year instrument, is a product quality problem free repair replacement, lifetime supply of maintenance and technical services. The instrument has found anomalies or malfunctions please contact us to arrange the most convenient treatment options.
HuaZheng Electric Manufacturing (Baoding) Co.,Ltd is founded in 2008,the supplier of the State Grid in China.It means we are the supplier of the Chinese Government.And our products spread throughout the whole China.
Our main products : Insulation Oil Tester, Cable Fault Locator, High Voltage Generator,transformer tester, relay protection tester,insulation resistance tester,Power Quality Analyzer and so on.
Close to Tianjin port, the transportation is convenient. our customers come from More than 50 countries, like America, England, Bulgaria, Brazil, Chile, Malysia, Vietnam and so on.
What's more, gurantee 1 year,life long maintance .Products through the CE, ISO, IEC certification, quality and reliable, factory price.
Warmly welcome all partners to join us for mutual benefits cooperation.
Company Profile
Huazheng Electric Manufacturing (baoding) Co., Ltd. is established in year of 2008, located at Baoding city, Hebei province, China. It is a professional company specializing in the development and production of electric power testing equipment. Main products are transformer oil test series, high voltage test series, safety product test series, cable fault location system, relay & microcomputer protection test, etc. All of our products comply with international quality standard and obtained CE and ISO 9001 certificate. Our products are exported to over 100 countries and regions , and cooperate with some well-known enterprise in the world such as Ausgrid and Orient Oils, etc. We are dedicated to making HUAZHENG brand an industry benchmark in order to realize the dream of the HUAZHENG brand and serve the global clients. You are warmly welcome to visit Huazheng company!
Contact Us
- Huazheng Electric Manufacturing (baoding) Co., Ltd.
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