Westermo MRD-315 - Manual (Page 10)

10 6623-2250
Type tests and environmental conditions
Phenomena Test Description Test levels
ESD EN 61000-4-2 Enclosure contact ± 6 kV (crit A)*
Enclosure air ± 8 kV (crit A)*
RF field AM modulated IEC 61000-4-3 Enclosure 10 V/m (crit A)*
(80 – 2700 MHz)
Fast transient EN 61000-4-4 Signal ports ± 1 kV (crit A)*
Power ports ± 2 kV (crit A)*
Surge EN 61000-4-5 Ethernet ports ± 1 kV (direct) (crit B)*
Power ports ± 0.5 kV (line to earth) (crit B)*
± 0.5 kV (line to line) (crit B)*
RF conducted EN 61000-4-6 All ports 10 V/m, (crit A) *
(0.15 – 80 MHz)
Radiated emission EN 55022 Enclosure Class B
Conducted emission EN 55022 DC power ports Class B
Ethernet ports Class B
Temperature Operating –40 to +70ºC
Storage & Transport –40 to +85ºC
Humidity Operating 0 to 90% relative humidity non
condensing.
Storage & Transport 0 to 90% relative humidity non
condensing.
Altitude Operating 2000 m/70 kPa
MTBF MIL-217-F MRD-315 825 759 hours
MRD-355 689 933 hours
MRD-455 689 933 hours
Service life Operating 10 year
Dimension W x H x D 53 x 103 x 134 mm
Weight 0.40 kg
Degree of protection IEC 529 Enclosure IP 40
Cooling Convection
Mounting Horizontal on 35 mm DIN-rail
*crit A = no effect, crit B = restart without user intervention