Westermo DDW-120 - Manual (Page 10)

10 6621-2214
Type tests and environmental conditions
Phenomena Test Description Test levels
ESD EN 61000-4-2 Enclosure contact ± 6 kV
Enclosure air ± 8 kV
RF field AM modulated IEC 61000-4-3 Enclosure 10 V/m 80% AM (1 kHz), 80 – 1 000 MHz
20 V/m 80% AM (1 kHz), 80 – 2 000 MHz
RF field 900 MHz ENV 50204 Enclosure 20 V/m pulse modulated 200 Hz, 900 ± 5 MHz
Fast transient EN 61000-4-4 Signal ports ± 2 kV
Power ports ± 2 kV
Surge EN 61000-4-5 Signal ports unbalanced ± 2 kV line to earth, ± 2 kV line to line
Signal ports balanced ± 2 kV line to earth, ± 1 kV line to line
Power ports ± 2 kV line to earth, ± 2 kV line to line
RF conducted EN 61000-4-6 Signal ports 10 V 80% AM (1 kHz), 0.15 – 80 MHz
Power ports 10 V 80% AM (1 kHz), 0.15 – 80 MHz
Power frequency
magnetic field EN 61000-4-8 Enclosure 100 A/m, 50 Hz, 16.7 Hz & 0 Hz
Pulse magnetic field EN 61000-4-9 Enclosure 300 A/m, 6.4 / 16 μs pulse
Voltage dips and
interruption EN 61000-4-11 AC power ports 10 & 5 000 ms, interruption
10 & 500 ms, 30% reduction
100 & 1 000 ms, 60% reduction
Mains freq. 50 Hz EN 61000-4-16 Signal ports 100 V 50 Hz line to earth
Mains freq. 50 Hz SS 436 15 03 Signal ports 250 V 50 Hz line to earth
Voltage dips and inter-
ruption EN 61000-4-29 DC power ports 10 & 100 ms, interruption
10 ms, 30% reduction
10 ms, 60% reduction
+20% above & –20% below rated voltage
Radiated emission EN 55022 Enclosure Class B
FCC part 15 Class B
Conducted emission EN 55022 AC power ports Class B
FCC part 15 AC power ports Class B
EN 55022 DC power ports Class B
Dielectric strength EN 60950 Signal port to other
isolated ports 2 kVrms 50 Hz 1 min
Power port to other
isolated ports 3 kV rms 50 Hz 1 min
2 kV rms 50 Hz 1 min (@ rated power <60 V)
Temperature Operating –40 to +70ºC
Maximum surface
temperature 135°C (temperature class T4)
Storage & Transport –40 to +70ºC
Humidity Operating 5 to 95% relative humidity
Storage & Transport 5 to 95% relative humidity
Altitude Operating 2 000 m / 70 kPa
Reliability prediction
(MTBF) MIL-HDBK- 217F Operating 1 180 000 hours
Service life Operating 10 year
Vibration IEC 60068-2-6 Operating 7.5 mm, 5 – 8 Hz
2 g, 8 – 500 Hz
Shock IEC 60068-2-27 Operating 15 g, 11 ms
Enclosure, DDW-120 UL 94 PC / ABS Flammability class V-1
Enclosure, DDW-120 Ex Cabelec 6141
Dimension W x H x D 35 x 121 x 119 mm
Weight 0.2 kg
Degree of protection IEC 529 Enclosure IP 21
Cooling Convection
Mounting Horizontal on 35 mm DIN-rail