METREL EurotestXC MI 3152 User Manual

MI 3152(H) EurotestXC (2,5 kV) Tests and measurements
106
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

METREL EurotestXC MI 3152 Specifications

General

Brand	METREL
Model	EurotestXC MI 3152
Category	Measuring Instruments
Language	English