ETSI environmental and CRoHS guidelines 7368 ISAM ONT G-240W-J Product Guide
34 3FE-48009-AAAA-TCZZA Issue: 01
4.3.1 ONT environmental requirements
See the ONT technical specification documentation for more information about
temperature ranges.
4.3.2 Storage
According to ETS 300-019-1-1 - Class 1.1, storage of OLT equipment must be in
Class 1.1, weather-protected, temperature-controlled locations.
4.3.3 Transportation
According to EN 300-019-1-2 - Class 2.3, transportation of the ONT equipment must
be in packed, public transportation with no rain on packing allowed.
4.3.4 Stationary use
According to EN 300-019-1-3 - Class 3.1/3.2/3.E, stationary use of ONT equipment
must be in a temperature-controlled location, with no rain allowed, and with no
condensation allowed.
4.3.5 Thermal limitations
When the ONT is installed in the CO or CEV, install air filters on the OLT. The thermal
limitations for ONT operation in a CO or CEV are:
• operating temperature: 5°C to 40°C (41°F to 104°F)
• short-term temperature: –5°C to 50°C (23°F to 122°F)
• operating relative humidity: 5% to 85%
• short-term relative humidity: 5% to 95%, but not to exceed 0.024 kg of water/kg
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