Nortel Networks M3110 - Manual (Page 486)

Page 486 of 504 Appendix E: M3110, M3310, and M3820 telephones
553-3001-367 Standard 3.00 August 2005
Specifications
This section lists the specifications required for Meridian digital telephones.
Environmental and safety considerations
All Meridian digital telephones are designed to comply with:
EN 60950:1992 - Safety of Information Technology Equipment including
Electrical Business Equipment.
EN 41003:1993 - Particular Safety Requirements for Equipment to be
connected to Telecommunication Network.
Temperature and humidity
Electromagnetic interference
All the digital telephones are designed to comply with:
EN 50082-1:1992 - Electromagnetic Compatibility - Generic immunity
standard Part 1: Residential, commercial and light industry.
EN 50081-1:1992 - Electromagnetic Compatibility - Generic emissions
standard. Generic standard class: Residential, commercial and light industry.
Operating state:
Temperature range 0° to 50°C (32° to 104°F)
Relative humidity 5% to 95% (noncondensing). At temperatures
above 34°C (93°F) relative humidity is limited
to 53 mbar of water vapor pressure.
Storage:
Temperature range –50° to 70°C (–58° to 158°F)
Relative humidity 5% to 95% (noncondensing). At temperatures
above 34°C (93°F) relative humidity is limited
to 53 mbar of water vapor pressure.