Sonel MPI-536 - Insulation Resistance Measurement

MPI-536 – USER MANUAL
78
Criteria for assessing the correctness of component results
Parameter
Assessment criterion
Notes
I
A
0.5 I
Δ
n
≤ I
A
≤ 1 I
Δ
n
-
I
A
I
A
0.35 I
Δ
n
≤ I
A
≤ 2 I
Δ
n
for I
Δ
n
= 10 mA
I
A
I
A
0.35 I
Δ
n
≤ I
A
≤ 1.4 I
Δ
n
for other I
Δ
n
I
A
0.5 I
Δ
n
≤ I
A
≤ 2 I
Δ
n
-
I
A
6 mA
3 mA ≤ I
A
≤ 6 mA
for 6 mA RCD and RCM
(acc. to IEC 62955 and IEC 62752)
t
A
at 0.5 I
Δ
n
t
A
→ rcd
▪ for all types of RCD
▪ for AC module of RCD
t
A
at 1 I
Δ
n
t
A
≤ 300 ms
▪ for general purpose RCDs
▪ for AC module of RCD
t
A
at 2 I
Δ
n
t
A
≤ 150 ms
▪ for general purpose RCDs
▪ for AC module of RCD
t
A
at 5 I
Δ
n
t
A
≤ 40 ms
▪ for general purpose RCDs
▪ for AC module of RCD
t
A
at 1 I
Δ
n
130 ms ≤ t
A
≤ 500 ms
for selective RCDs
t
A
at 2 I
Δ
n
60 ms ≤ t
A
≤ 200 ms
for selective RCDs
t
A
at 5 I
Δ
n
50 ms ≤ t
A
≤ 150 ms
for selective RCDs
t
A
at 1 I
Δ
n
10 ms ≤ t
A
≤ 300 ms
for short-time delay RCDs
t
A
at 2 I
Δ
n
10 ms ≤ t
A
≤ 150 ms
for short-time delay RCDs
t
A
at 5 I
Δ
n
10 ms ≤ t
A
≤ 40 ms
for short-time delay RCDs
t
A
at 1 I
Δ
n
t
A
≤ 10 s
for 6 mA RCD and RCM
(I
Δ
= 6 mA acc. to IEC 62955 and IEC 62752)
t
A
at 10 I
Δ
n
t
A
≤ 300 ms
for 6 mA RCD and RCM
(I
Δ
= 60 mA acc. to IEC 62955 and IEC 62752)
t
A
at 33 I
Δ
n
t
A
≤ 100 ms
for 6 mA RCD and RCM
(I
Δ
= 200 mA acc. to IEC 62955)
t
A
at 50 I
Δ
n
t
A
≤ 40 ms
for 6 mA RCD and RCM
(I
Δ
= 300 mA acc. to IEC 62752)