Socket & See MFT5000 - Page 33

System
Voltage
Range
System Voltage
Frequency
Nominal
Currents
(mA)
Fault /
Touch
Voltage
Trip Time
Accuracy
Over Voltage
Protection
(BS EN 61557-10)
195 – 253 V
ac
50-60 Hz
30, 100,
300, 500
50 V
± (1% +
1ms)
550 V
Function
Display
Range
EN 61557
Measurement
Range
EN 61557
Operating
Uncertainty
Nominal
Values
Insula�on
Resistance
EN 61557-2
0.001 M -
1000M
0.1M – 1000M 1.6%
U
N
= 250 / 500/
1000 V dc
I
N
= 1.0 mA
Loop
Impedance
EN 61557-3
0.01 -
500
1.04 - 470
Hi-I: 4.8%
U
N
= 230/400 V
ac
f = 50/60 Hz
No-Trip: 10.8%
Con�nuity
EN 61557-4
0.00 –
20k
0.1 - 10k 12%
4.0 V dc < U
Q
<
24 V dc
R
LO
 2.00 I
N
 200 mA
RCD
EN 61557-6
T : 5ms –
2000ms
T : 38.2ms –
214.8ms
T : 2.8%
I
N
= 30 / 100 /
300 / 500 mA
I
N
-
I
N
: 15mA – 500mA
I
N :
7.2%
RCD
Operating Ranges and Uncertainties
Test Current Accuracy
½
+0% -10%
x 1
+10% -0%
x5 (30mA only)
+10% -0%
 (Ramp)
± 5% of rated I
N
Accuracy at Applied Test Current
Ramp characteristics: 20% to 110%
of rated IN in 10% steps (300mS
dwell time)
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