Sonel MPI-506 - RCD Tripping Time

MPI-506 – USER MANUAL
22
3.5.2 RCD tripping time
 Switch on the meter.
 Set the rotary switch to the t
A
position with the
selected I
Δn
multiplication factor.
Set the parameters according to the following algorithm and the rules for setting the general pa-
rameters.
I
Δn
◄►
Current
waveform
◄►
RCD type
◄►
U
L
◄►
Measurement
mode
◄►
I
Δn
x n
(for t
A
, U
B
,
R
E
mode)
▲
▼
▪ 10 mA
▪ 15 mA
▪ 30 mA
▪ 100 mA
▪ 300 mA
▪ 500 mA
general
purpose
short-time
delay
selective
▪ 12.5 V (for )
▪ 25 V
▪ 50 V
▪ t
A
, U
B
, R
E
▪ U
B
, R
E
▪ 1/2
▪ 1
▪ 2
▪ 5
In I
Δn
x n, the multipliers 2 and 5 do not apply to I
Δn
= 300 mA and 500 mA.
Connect the test leads as shown in the figure.