Electrical Tests
Type Test
Reference
Requirement
Insulation resistance
IEC 60255-27
8
,
Edition 2.0
Insulation resistance >100 MΩ at DC 500 V
Test duration: > 5 s
(Between any terminal and earth, independent
circuits)
9
Impulse voltage withstand IEC 60255-27
8
,
Edition 2.0
5 kV, 1.2/50 µs, 0.5 J
5 positive, negative pulses
(Between all terminals and case earth and any 2 inde-
pendent circuits)
9
AC dielectric voltage
IEC 60255-27
8
Edition 2.0
All case terminals connected together AC 2 kV RMS, 1
min
(Between terminals of independent circuits)
9
AC 1 kV RMS, 1 min
(across normally open contacts)
Slow damped oscillatory
wave
10
IEC 60255-26
Common mode:
Test voltage: 2.5 kV peak voltage
Differential mode:
Test voltage: 1.0 kV peak voltage
Test duration: 2 s
Source impedance: 200 Ω
Voltage oscillation frequency: 1 MHz
Repetition frequency: 400 Hz
Electrostatic discharge
IEC 60255-26
8 kV air discharge
6 kV contact discharge
Electrical fast transient or
burst
10
IEC 60255-26
Zone B
Test severity amplitude: ± 2 kV
Repetition frequency: 5 kHz
Surge immunity
11
10
IEC 60255-26
Test level: Zone A
Phase-to-phase: 0.5, 1, 2 kV
Phase-to-earth: 0.5, 1, 2, 4 kV
Front time/time to half-value: 1.2/50 µs
Source impedance: 2 Ω
Radiated immunity
IEC 60255-26
Test field strength, frequency band
80 MHz to 1.0 GHz and 1.4 GHz to 2.7 GHz
Field strength: 10 V/m (RMS)
Test using AM: 1 kHz/80 %
Conducted radio frequency
interference
10
IEC 60255-26
150 kHz to 80 MHz
10 V
RMS
, dwell time: 0.5 s
Power frequency magnetic
field
IEC 60255-26
30 A/m applied for 1 min,
300 A/m applied for 3 s
Damped oscillatory
magnetic field value
IEC 61000-4-10
0.1 MHz and 1.0 MHz, 100 A/m
4.8
8
All aspects of IEC 60255-5 are covered under IEC 60255-27.
9
Flag output and pulse output are excluded between any terminals and ground.
10
Not applicable for flag output and pulse output.
11
Additional 50 ms DTL pickup delay applied to binary inputs
Technical Data
4.8 Electrical Tests
Reyrolle, Hardware, Manual
41
C53000-T7040-C101-2, Edition 09.2020
Summary of Contents for Reyrolle 7SR45
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