测量分析公用电网供到用户端的交流电能质量,其测量分析:频率偏差、电压偏差、电压波动和闪 变、三相电压允许不平衡度、电网谐波。应用小波变换测量分析非平稳时变信号的谐波;测量分析各种用电设备在不同运行状态下对公用电网电能质量;负荷波动监视:定时记录和存储电压、电流、有功功率、无功功率、视在功率、频率、相位等电力参数的变化趋势;电力设备调整及运行过程动态监视,帮助用户解决电力设备调整及投运过程中出现的问题;测试分析电力系统中断路器动作、变压器过热、电机烧毁、自动装置误动作等故障原因;测试分析电力系统中无功补偿及滤波装置动态参数并对其功能和技术指标作出定量评价.
(-3型)三相电子式多功能电能表
◆分时计量正反向有功电能、四象限无功电能及四种以上的无功组合方式
◆分时计量正反向有功、输…
光接口传输,具有三相电压、电流波形显示及谐波分析功能。
型三相电子式多功能电能表
该型表是新一代威胜多功能电能表,其性能稳定,功能强大,抗干扰能力强,在操作便捷、数据安全方面精心设…
Features 0-36 volt DC scale; 5/0/80 Amp scale; switch for range selection test all 6, 12 or 24 systems.
Four Instruments to help with HVAC Electrical Installations Kit Contains 3419-20 Temperature
The most comprehensive portable PQA on the market Catch power quality problems on the fly
The most comprehensive portable PQA on the market Catch power quality problems on the fly, band vectors in a single windo…
2-1/2" meters in metal case with heavy-duty rubber coated leads and alligator clips.
型三相电子式多费率电能表
该型表是低价位的简单多功能电能表,外观新颖,具有分时有功、无功计量,瞬时量测量,最大需量,失压…
The LVD-17 Adjustable non-contact voltage detector is intended to check for the presence of AC voltage
The 3169-20 and 3169-21 are CLAMP ON POWER HiTESTERs that allow measurement of single-phase to three-phase 4-wire circuit…
Multi-purpose, voltmeter with three ranges(.3/0/3, 0-9 & 0-18 DC Volts) for testing batteries, generators, alternators an…
(-9型)三相电子式多功能电能表
该表计采用高速DSP、高精度A/D技术,每周波采样256点,计算各种电量并进行谐波分析,具有丰富的…
the LVD-15 non contact Voltage Dectector is intended to check for the presence of AC voltage
Ideal for public address installation and maintenance
The most comprehensive portable PQA on the market Catch power quality problems on the fly, before they catch you!
GT-3V1A Alternator / Rectifier Tester
Model GT-3V1A
Low cost four line LCD Display.
Model GT-18, Volt, Ammeter features 0-18 Volt DC scale, 5/0/60 Amp scale , switch for range selection
Monitor and record the quality of power to analyze the cause of trouble when it occurs !
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