南澳电气NADXC电力谐波测量仪NADXC power harmonic measuring tester
主要性能及技术指标
电网的电能质量是指供给用户受电端,并供用户使用的电能品质的优劣程度的量度。它涵盖五个方面:供电电压允许偏差、公用电网谐波、三相电压不平衡度、电力系统频率允许偏差、电压允许波动和闪变。
南澳电气NADXC电力谐波测量仪报警仪的测试对象为45~65Hz交流工频信号的测量,具体技术参数如下:
1. 南澳电气NADXC电力谐波测量仪测量精度:
表1 南澳电气NADXC电力谐波测量仪仪表主要性能及技术指标
参 数
|
测量范围
|
工 作 误 差
|
分辨力
|
备 注
|
交流电压
|
( 10~500)V
|
±(0.4%读数+0.1%量程)
|
0.1V
|
*大:600V
|
交流电流
|
选配电流钳
|
0.001A
|
*大:1.1倍
|
功 率
|
U*I*PF
|
PF=1.0:±(0.4%读数+0.1%量程)
PF=0.5:±(0.8%读数+0.2%量程)
|
< 200W 0.1W
≥200W 1W
|
测试电流 > 0.01*电流量程
|
功率因数
|
0.20~1.00
|
±0.02
|
0.01
|
> 0.5A;
|
频 率
|
(45~65)Hz
|
±0.01 Hz
|
0.01 Hz
|
U > 50 V
|
电 能
|
9999.9 MWh
|
PF=1.0:±(0.4%读数+0.1%量程)
PF=0.5:±(0.8%读数+0.2%量程)
|
|
|
时 间
|
1m~999h59m
|
±0.05 %
|
1 秒钟
|
|
谐 波
|
1 ~ 50 次
|
|
|
|
实时时钟
|
|
24 小时格式
|
1 秒钟
|
|
注: 南澳电气NADXC电力谐波测量仪电流量程参照仪表选配的电流钳,顾客订货时应该确认适宜的电流钳。
2. 南澳电气NADXC电力谐波测量仪其他参数:
输入方式:电压电流均为浮置输入;
输入阻抗: 电压端子:≥ 600 kΩ;
电流端子:电流钳
测量信号*大峰值:电压电流均为*大量程的1.6倍;
转换速率:约20000次/秒;
显示更新:约2次/秒;
整机功耗:< 5W;
仪表重量:约 4 kg
仪表尺寸: 宽 x 高 x高:(264×117×330)mm
3. 南澳电气NADXC电力谐波测量仪工作环境:
大气压力:(86~106)kPa ;
温度:(0~40)℃ ;
湿度:≤85 %RH
工作电源: AC 220V±15% 50/60Hz
The main performance and technical indicators
This power quality of the power grid is a measure of the quality of the power supplied to the user at the receiving end and for the user to use. It covers five aspects: supply voltage tolerance, utility harmonic, three-phase voltage unbalance, power system frequency tolerance, voltage fluctuation and flicker.
NADXB power harmonic measurement alarm object for the 45 ~ 65Hz AC frequency measurement of the signal, The specific technical parameters are as follows:
1. Measurement accuracy:
Table 1. main instrument performance and technical indicators
Data
|
Measuring range
|
Working error
|
Resolution
|
Remarks
|
AC Voltage
|
( 10~500)V
|
±(0.4%Reading + 0.1% of range)
|
0.1V
|
Max:600V
|
AC Current
|
Current clamp can option
|
0.001A
|
Max:1.1 times
|
Power
|
U*I*PF
|
PF=1.0:±(0.4%Reading + 0.1% of range)
PF=0.5:±(0.8%Reading + 0.2% of range)
|
< 200W 0.1W
≥200W 1W
|
Test current > 0.01*Current range
|
Power factor
|
0.20~1.00
|
±0.02
|
0.01
|
> 0.5A;
|
Frequency
|
(45~65)Hz
|
±0.01 Hz
|
0.01 Hz
|
U > 50 V
|
Electricity
|
9999.9 MWh
|
PF=1.0:±(0.4%Reading + 0.1% of range)
PF=0.5:±(0.8Reading + 0.2% of range)
|
|
|
Time
|
1m~999h59m
|
±0.05 %
|
1 Second
|
|
Harmonics
|
1~50 times
|
|
|
|
Real time
|
|
24 Hour Format
|
1 Second
|
|
Note: The current range of reference meter matching current clamp, customer orders should confirm the appropriate current clamp.
2. Other parameters:
Input mode: voltage and current are floating input;
Input impedance: Voltage terminals: ≥ 600 kΩ;
Current terminal: current clamp
Measurement signal maximum peak: voltage and current are 1.6 times the maximum range;
Conversion rate: about 20,000 times / second;
Display update: about 2 times / sec;
Power consumption: <5W;
Instrument weight: about 4 kg
Meter size: width x height x height: (264 × 117 × 330) mm
3. Working environment:
Atmospheric pressure: (86 ~ 106) kPa;
Temperature: (0 ~ 40) ℃;
Humidity: ≤ 85% RH
Working power: AC 220V ± 15% 50 / 60Hz
南澳电气NADXC电力谐波测量仪编号:055038
企业工厂地址:武汉东湖高新技术开发区关山大道60号光谷科技产业园8栋206# 邮编:430074
传真: + 86 - 27 - 876 77658
电话: + 86 - 153 2720 6266 + 86 - 27 - 876 77658
邮箱:nanaoelec@yahoo.com 2188933687@QQ.com
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