westermo Merlin 4700 Series Cellular Router User Guide
5.2. Type Tests and Environmental Conditions
Environmental
phenomena
Basic standard
EN 61000-4-2
EN 61000-4-3
EN 61000-4-4
Description
Test levels
ESD
Enclosure
Contact: 4 kV
Air: 8 kV
Radiated RF immunity
Fast transients
Enclosure
3 V/m at (80 - 6000) MHz
1 kHz sine, 80% AM
Power port
Ethernet ports
I/O port
0.5 kV, direct coupling
0.5 kV, capacitive coupling clamp
Serial ports
DSL port
Surge
EN 61000-4-5
Power port
L-E: 1 kV, 12 Ω, 9 μF, 1.2/50 μs
L-E: 1 kV, 42 Ω, 0.5 μF, 1.2/50 μs
L-L: 0.5 kV, 2 Ω, 18 μF, 1.2/50 μs
L-L: 0.5 kV, 42 Ω, 0.5 μF, 1.2/50 μs
Ethernet ports
I/O port
L-E: 1 kV, 2 Ω, direct on shield, 1.2/50 µs
L-E: 1 kV, 12 Ω, 9 μF, 1.2/50 μs
L-E: 1 kV, 2 Ω, 0,5 µF
RS-232
RS-422/485
DSL port
Power port
Ethernet
L-E: 1 kV, 42 Ω, 0,5 µF
L-E: 1 kV, 42 Ω, 0,5 µF
Conducted RF immunity
EN 61000-6-1, EN
61000-4-6, EN 301
489-1
3 Vrms, 80% AM, 1 kHz; (0.15-80) MHz
I/O port
Serial ports
DSL port
Enclosure
Power frequency magnetic EN 61000-4-8
field
3 A/m; 50 Hz
Radiated RF emission
EN 61000-6-3, EN
301 489-1
Enclosure
Class B (Light industrial), 30 MHz to 12.75 GHz
Conducted RF emission
EN 61000-6-3, EN
301 489-1
Power port
Ethernet
Class A
Class A
I/O port
Class A
Serial ports
DSL port
Class A
Class A
Dielectric strength
UL 62368-1
UL 62368-1
Power port to all
other ports
4 kV, 50 Hz minimum
I/O port to all other
ports
1.5 kVrms, 50 Hz, 1 min
RS-232 port to all
other ports
RS-422/485 port to all
other ports
DSL port to all other
ports
UL 62368-1 IEEE
802.3
Ethernet TX to all
other ports
2.25kV DC, 0.5mA, 1 min
Table 10. EMC and electrical conditions
20
Merlin 4700 Series
| General | Details |
|---|---|
| Name | westermo Merlin 4700 Series Cellular Router User Guide |
| Make | westermo |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.84 MB |
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