Testboy TV 455VDE-tester Testboy TV 455 用户手册
产品代码
Testboy TV 455
TESTBOY TV 450
Quick-test guide
12
3
View results
Displayed results:
Ul(1)-n(2): Voltage between phase and neutral conductors (or between phases
L1 and L2)
L1 and L2)
Ul(1)-pe(3): Voltage between phase and protective conductors (or between
phases L1 and L3)
phases L1 and L3)
Un(2)-pe(3): Voltage between neutral and protective conductors (or between
phases L2 and L3)
phases L2 and L3)
1.2.3: Correct connection – CW rotation sequence,
3.2.1: Invalid connection – CCW rotation sequence,
f: frequency