数字功率计 WT2030
产品简介
日本YOKOGAWA WT2030数字功率计电力测量仪,0.03级,500KHz/600V/30A,RS232接口,直流和四线测量
产品详细信息
日本YOKOGAWA WT2030数字功率计特点
- 额定值(范围)
电压:10/15/30/60/100/150/300/600 V
电流
直接输入:1/2/5/10/20/30 A
外附分流器输入:50/100/200 mV - 频率范围:DC,2Hz至500 kHz(但对功率而言,*高300 kHz)
- 基本精度(45Hz≤频率f≤66Hz)
电压/电流:±(读数的0.03%+量程的0.03%)
功率:±(读数的0.04%+量程0.04%)
功率因数效应(在cosφ=0时):加量程的±0.1% - 外型尺寸:约426(宽)×132(高)×400(深)mm
- 重量:约13公斤( 3单元型),约10公斤(1单元型)
- 连接方法和对应型号
产品代码 |
253101 | 253102 | 253103 |
单相2线制 | 可用 | 可用 | 可用 |
单相3线制 | 1 | 可用 | 可用 |
3相3线制 (2电压,2电流) |
1 | 1 | 可用 |
3相3线制 (3电压,3电流) |
1 | 1 | 可用 |
3相4线制 | 1 | 1 | 可用 |
日本YOKOGAWA WT2030数字功率计技术指标
Input | |||||||
Item | VoltageV | CurrentA | |||||
Input circuit type | Floatinginput | ||||||
Resistive voltage divider | Shuntinput | ||||||
Rated inputs(range rms) | 10/15/30/60/150/300/600V | Directinput 1/2/5/10/20/30A External shunt input: Approx.100 kΩ | |||||
Input impedance | Inputresistance Approx. 2 MΩ Input capacitance Approx.15 pF |
Directinput: Approx.6 mΩ +approx.0.07 μH External shunt input: Approx:100kΩ | |||||
Frequency range | DCand 2 Hz to 500 Hz | ||||||
Instantaneous maximum allowable input for 1s |
Thepeak voltage is 2500V, or the RMS value is 3 times the range, whichever is less. |
The peak current is 90A,orthe RMS value is 50A,whichever is less. External input:The peak value is 20times the range or less. | |||||
Continuousmaximum allowable input |
The peak voltageis 1400V, or the RMS value is 2.5 times the range, whichever is less. |
Thepeak current is 60A,or the RMS value is 35A,whichever is less. External input:Thepeak value is 10 times the range or less. | |||||
Continuousmaximum common mode voltage |
600 Vrms(whenthe protective cover for the output connector is used)CATII 400 Vrms(whenthe protective cover for the output connector is removed)CATII | ||||||
Common mode rejection ratio at 600V rms between input terminals and case (50/60 Hz input) |