Environmental And Safety Considerations; Temperature And Humidity; Safety And Electromagnetic Compatibility - Nortel M3110 Installation Manual

Environmental and safety considerations

Temperature and humidity

Safety and Electromagnetic compatibility

Table 30
M3900 operating temperature and humidity requirements
Operating state
Temperature range
Relative humidity
Table 31
M3900 storage temperature and humidity requirements
Storage
Temperature range
Relative humidity
The M3900 Series Digital Telephones have been tested and found to comply
with Safety and Electromagnetic Compatibility (EMC) standards as shown in
Table 32 on page 186
Refer to Product Bulletins or check with your Nortel representative for the
latest developments in EMC standards.
Telephones and Consoles
M3900 installation and configuration
0° to 50°C (32° to 104°F)
5% to 95% (noncondensing). At temperatures
above 34°C (93°F) relative humidity limited to
53 mbar of water vapor pressure.
–50° to 70°C (–58° to 158°F)
5% to 95% (noncondensing). At temperatures
above 34°C (93°F) relative humidity limited to
53 mbar of water vapor pressure.
and Tables 33 and 34 on
Description, Installation, and Operation
Page 185 of 504
page 188.