METREL EurotestXC MI 3152, Instruction Manual

Page: 105 / 203

MI 3152(H) Eurotest XC (2,5 kV) Tests and measurements
104
7.7
Testing RCDs
Various test and measurements are required for verification of RCD(s) in RCD protected
installations. Measurements are based on the EN 61557-6 standard.
The following measurements and tests (sub-functions) can be performed:

Contact voltage,

Trip-out time,

Trip-out current and

RCD Auto test.
Figure 7.26: RCD menus
Test parameters / limits
I ΔN
Rated RCD residual current sensitivity [10 mA, 30 mA, 100 mA, 300 mA, 500
mA, 1000 mA]
I ΔN/ I ΔNdc Rated RCD residual current sensitivity for special RCDs types
[30 mA / 6 mA d.c.]
1)
Type RCD type [AC, A, F, B*, B+*, EV RCD
1)
, MI RCD
1)
]
Use RCD / PRCD selection [fixed, PRCD, PRCD-S, PRCD-K, other]
Selectivity Characteristic [G, S]
x IΔN
Multiplication factor for test current [0.5, 1, 2, 5]
Phase Starting polarity [(+), (-), (+,-)]
Limit Uc Conventional touch voltage limit [12 V, 25 V, 50 V]
Test Test current shape [a.c., d.c.]
1), 3)
Test Test [-, L/PE, L1/PE, L2/PE, L3/PE]
2)
RCD
standard Refer to chapter 4.6.5.1 RCD standard for more information.
Earthing
system
Refer to chapter 4.6.5 Settings for more information.
* Model MI 3152 only.