T.I.S. INSTRUMENTS MFT-PRO, Краткое руководство пользователя, Страница: 19 / 24

MFT-PRO
Quick reference guide
EN – 17
RCD – Molded type residual current protection test
Residual current protection type (RCD): AC ( ), A ( ), B( ) – General (G), Selective (S) and Delayed ( )
Voltage range Phase-Earth, Phase-Neutral: 100V

265V RCD type AC and A, 190V

265V RCD type B
Rated tripping currents (I

N): 10mA, 30mA, 100mA, 300mA, 500mA, 650mA, 1000mA
Frequency: 50/60Hz

5%
Molded type residual current protection tripping current ( ) – (for RCD General only)
RCD type
I

N Range I

N
[mA]
Resolution [mA] Accuracy
AC, A
I

N = 10mA
(0.3

1.1) I

N

0.1I

N
- 0%, +10%I

N
10mA

I

N

650mA
- 0%, +5%I

N
B 30mA

I

N

100mA
Duration of molded type RCD tripping time test – TT/TN systems
x 1/2 x 1 x 2 x 5 AUTO
\ G S G S G S G S G S G S
10mA
AC 999 999 999 999 999 999 200 250 50 150   310
A 999 999 999 999 999 999 200 250 50 150   310
B
30mA
100mA
AC 999 999 999 999 999 999 200 250 50 150   310
A 999 999 999 999 999 999 200 250 50 150   310
B 999 999 999 999 999 999 310
300mA
AC 999 999 999 999 999 999 200 250 50 150   310
A 999 999 999 999 999 999 200 250 50 150   310
B 999 999 999 999 999 999
500mA
650mA
AC 999 999 999 999 999 999 200 250 50 150
 
310
A 999 999 999 999 999 999 200 250 310
B
1000mA
AC 999 999 999 999 999 999 200 250
A 999 999 999 999 999 999
B
Table with duration of tripping time measurement [ms] - Resolution: 1ms, Accuracy:

(2.0

rdg + 2dgt)
Duration of molded type RCD tripping time test – IT systems
x 1/2 x 1 x 2 x 5 AUTO
\ G S G S G S G S G S G S
10mA
AC 999 999 999 999 999 999 200 250 50 150   310
A
B
30mA
100mA
300mA
AC 999 999 999 999 999 999 200 250 50 150   310
A
B
500mA
650mA
AC 999 999 999 999 999 999 200 250 50 150   310
A
B
1000mA
AC 999 999 999 999 999 999 200 250
A
B
Table with duration of tripping time measurement [ms] - Resolution: 1ms, Accuracy:

(2.0

rdg + 2dgt)