Environmental
phenomena
Basic
standard
Description
Test levels
Temperatures
EN 60068-2-1
EN 60068-2-2
Operational
-40 to +70°C (-40 to +158°F)
ab
Storage and
transport
-55 to +85°C (-67 to +185°F)
Humidity
EN 60068-2-30
Operational
5-95% relative humidity
Storage and
transport
Altitude
Operational
2000 m
Service life
Operational
20 years according to IEC/TR 62380
MTBF
MIL-217F2, GB,
25°C (+77°F)
Viper-x20A-P8-LV: 367,000 h
Viper-x20A-P8-HV: 366,500 h
Viper-x20A-T4G-P8-LV: 363,000 h
Viper-x20A-T4G-P8-HV: 362,500 h
Vibration
IEC 60068-2-6
(sine)
Operational
2 g rms 5-500 Hz, 5 sweeps
IEC
60068-2-64
(random)
Non-operational
long life
simulation
11.44 m/s² rms 5-150 Hz, 5 hours
Shock
IEC
60068-2-27
Operational
10 g, 30 ms, half sine
20 g, 11 ms, saw tooth
100 g, 6 ms, half sine
Weight
2.5 kg
Degree of protection
EN 60529
Enclosure
IP67
Cooling
Convection
Overvoltage
category
EN/IEC
61010-1
OVC II
Pollution degree
EN/IEC
61010-1
PD3 macro environment and PD2 micro
environment
c
EN 50124-1
PD2
Location
EN/IEC
61010-1
Outdoor, wet locations
IEEE 1478
Class 1, condition E4. Indoor
a
Refer to "Safety and Regulations" chapter regarding touch temperature
b
Operational at +85°C for a limited time
c
Installation and maintenance shall be made under controlled environments.
Table 12. Environmental and mechanical conditions
24
Viper 20A-PoE Series
Summary of Contents for 3635-1010
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