METREL EurotestXC MI 3152 Instruction Manual page 92

MI 3152(H) EurotestXC (2,5 kV)
Measurement limits for IT earthing system:
7,9)
Low limit U12
7,9)
High limit U12
8)
Low limit U12
8)
High limit U12
7,8)
Low limit U1pe
7,8)
High limit U1pe
7,8)
Low limit U2pe
7,8)
High limit U2pe
9)
Low limit U13
9)
High limit U13
9)
Low limit U23
9)
High limit U23
10)
Low limit Ull
10)
High limit Ull
7)
In case of 1-phase voltage system and limit type set to voltage.
8)
In case of 1-phase voltage system and limit type set to %.
9)
In case of 3-phase voltage system and limit type set to voltage.
10)
In case of 3-phase voltage system and limit type set to %.
Connection diagrams
Figure 7.2: Connection of 3-wire test lead and optional adapter in three-phase system
Figure 7.3: Connection of Plug commander and 3-wire test lead in single-phase system
Measurement procedure

Enter the Voltage function.

Connect test cable to the instrument.

Connect test leads to object under test (see Figure 7.2 and Figure 7.3).

Start the continuous measurement.
Min. voltage [0 V ... 499 V]
Max. voltage [0 V ... 499 V]
Min. voltage [-20% ... 20%]
Max. voltage [-20% ... 20%]
Min. voltage [0 V ... 499 V]
Max. voltage [0 V ... 499 V]
Min. voltage [0 V ... 499 V]
Max. voltage [0 V ... 499 V]
Min. voltage [0 V ... 499 V]
Max. voltage [0 V ... 499 V]
Min. voltage [0 V ... 499 V]
Max. voltage [0 V ... 499 V]
Min. voltage [-20% ... 20%]
Max. voltage [-20% ... 20%]
91
Tests and measurements