P74x/EN TD/N
1, P742, P743 (TD) 2-
Surge Immunity Test
(EIA RS232 ports excepted).
Per IEC 61000-4-5: 2002 Level 4,
Time to half-value: 1.2 / 50 µs,
Amplitude: 4 kV between all groups and
case earth,
Amplitude: 2 kV between terminals of each
group.
Immunity to Radiated Electromagnetic
Energy
Per IEC 60255-22-3: 2000, Class III:
Test field strength, frequency band 80 to
1000 MHz: 10 V/m,
Test using AM: 1kHz / 80%,
Spot tests at 80, 160, 450, 900 MHz
Per IEEE/ANSI C37.90.2: 1995:
25 MHz to 1000 MHz, zero and 100%
square wave modulated.
Field strength of 35 V/m.
Radiated Immunity from Digital
Communications
Per EN61000-4-3: 2002, Level 4:
Test field strength, frequency band 800 to
960 MHz, and 1.4 to 2.0 GHz:
30 V/m,
Test using AM: 1 kHz / 80%.
Radiated Immunity from Digital Radio
Telephones
Per ENV 50204: 1995
10 V/m, 900 MHz and 1.89 GHz.
Immunity to Conducted Disturbances
Induced by Radio Frequency Fields
Per IEC 61000-4-6: 1996, Level 3,
Disturbing test voltage: 10 V
Power Frequency Magnetic Field Immunity
Per IEC 61000-4-8: 1994, Level 5,
100 A/m applied continuously,
1000 A/m applied for 3 s.
Per IEC 61000-4-9: 1993, Level 5,
1000 A/m applied in all planes.
Per IEC 61000-4-10: 1993, Level 5,
100 A/m applied in all planes at 100 kHz/1
MHz with a burst duration of 2 s.
Conducted Emissions
Per EN 55022: 1998:
0.15 – 0.5 MHz, 79 dBµV (quasi peak) 66
dBµV (average)
0.5 – 30 MHz, 73 dBµV (quasi peak) 60
dBµV (average).
Radiated Emissions
Per EN 55022: 1998:
30 – 230 MHz, 40 dBµV/m at 10 m
measurement distance
230 MHz – 1 GHz, 47 dBµV/m at 10 m
measurement distance.
EU Directives
EMC Compliance
Per 89/336/EEC:
Compliance to the European Commission
Directive on EMC is claimed via the
Technical Construction File route. Product
Specific Standards were used to establish
conformity:
EN50263: 2000
Product Safety
Per 2006/95/EC:
Compliance with European Commission Low
Voltage Directive. Compliance is demonstrated
by reference to generic safety standards:
IEC 60255-27:2005
EN 60255-5:2001.
Mechanical Robustness
Vibration Test
Per IEC 60255-21-1: 1996
Response Class 2
Endurance Class 2
Shock and Bump
Per IEC 60255-21-2: 1995
Shock response Class 2
Shock withstand Class 1
Bump Class 1
Seismic Test
Per IEC 60255-21-3: 1995
Class 2
Timings and Accuracy
All quoted operating times include the closure
of the trip output contact.
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