Mandatory Regulations
7705 SAR-A Chassis Installation Guide 29
Laser Interface
The equipment uses laser devices that are rated in accordance with IEC 60825-1 as Class 1 
devices.
Safety Approval for DC Systems
The DC source for the equipment must meet the requirements of a SELV source as defined 
in EN 60950-1. For 60V station battery systems, the source is considered TNV-2 as per 
IEC/EN 60950-1 and must have reinforced insulation from the AC mains. High-voltage DC 
sources must meet EN 60950-1 hazardous voltage secondary source requirements.
The equipment complies with the following Product Safety specification: EN 60950-1.
Protective Earth 
Protective earth is referred to as chassis ground in this document. A green, or green and 
yellow, colored earth wire must be connected from the site equivalent of the mains earth 
connection to all shelves in accordance with IEE Wiring Regulations (16th edition). This 
connection is made via the chassis ground connection (refer to Chassis Ground Wiring for 
specific instructions on connecting the protective earth). The protective earth is also carried 
by the mains plug and socket (for AC systems only).
Eco-Environmental 
Packaging Collection and Recovery Requirements
Countries, states, localities, or other jurisdictions may require that systems be established for 
the return and/or collection of packaging waste from the consumer, or other end user, or from 
the waste stream. Additionally, reuse, recovery, and/or recycling targets for the return and/or 
collection of the packaging waste may be established.
For more information regarding collection and recovery of packaging and packaging waste 
within specific jurisdictions, please contact the appropriate environmental health and safety 
organization.