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[单选题]
Ⅲ类计量装置应装设的有功表和无功表准确度等级分别为()级。
A.0.5,1.0
B.1.0,3.0
C.1.0,2.0
D.2.0,3.0
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.0.5,1.0
B.1.0,3.0
C.1.0,2.0
D.2.0,3.0
A.0.5,2.0,0.2,0.5S
B.1.0,2.0,0.5,0.5S
C.0.5,2.0,0.2,0.2S
D.1.0,2.0,0.5,0.2S
A.0.5级、2.0级、0.5级
B.0.5级、2.0级、0.2级
C.0.5级、3.0级、0.2级
D.1.0级、3.0级、0.2级
功率表指示为(),功率因数表指示(),发电机母线电压指示降低并摆动;发电机有异常声音。
A.1/2
B.1/3
C.1/6
D.1/10