Rcd T - Trip-Out Time - METREL EurotestXC MI 3152 Instruction Manual

MI 3152(H) EurotestXC (2,5 kV)
Fault Loop resistance is indicative and calculated from Uc result (without additional proportional
factors) according to: ��
Figure 7.28: Examples of Contact voltage measurement result
Test result / sub-results
Uc Contact voltage
Rl Calculated fault loop resistance
7.7.2 RCD t – Trip-out time
Test procedure

Enter the RCD t function.

Set test parameters / limits.

Connect test cable to the instrument.

Connect test leads or Plug commander to the object under
test, see Figure 7.27.

Start the measurement.

Save results (optional).
Figure 7.29: Examples of Trip-out time measurement result
Test results / sub-results
t ∆N Trip-out time
Uc
Contact voltage for rated I
��
��
=
.
��
��
∆��
N
106
Tests and measurements