Electricity Safety; High Voltage - Huawei AR120 Product Description

Huawei AR120&AR150&AR160&AR200&AR510
Series Enterprise Routers
Safety and Regulatory Compliance Information
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Human Safety
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Operator
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Ensure that the instructions provided in this document are followed completely. The document
also provides guidelines in selecting the measuring and testing device.

3.2 Electricity Safety

3.2.1 High Voltage

The high voltage power supply offers power for the device operation. Direct or indirect
contact (through damp objects) with high voltage and AC mains supply may result in fatal
danger.
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Issue 06 (2015-05-08)
For AC supplied model: The plug-socket combination must be accessible at all times
because it serves as the main disconnect device.
Because the device has several power supplies, disconnect all of them to switch off the
device.
The AC power supply has double pole/neutral fusing.
To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line cord.
Do not operate the device or cables at lightning strikes.
To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to
telecommunication network voltage (TNV) circuits.
Do not look directly into the optical port to prevent the laser radiation from injuring your
eyes.
Do not wear jewelry or watches when you operate the device.
Only qualified and skilled personnel must install, configure, and disassemble the device.
Only the personnel authorized must operate the device.
Any replacement or change to the device or parts of the device (including the software)
must be done by qualified or authorized personnel of Huawei.
Any fault or error that might cause safety problems must be reported immediately to the
person in charge.
Only qualified personnel must remove or disable the safety facilities, or to troubleshoot
and maintain the device.
DANGER
During the installation of the AC power supply facility, follow the local safety
regulations. The personnel who install the AC facility must be qualified to perform high
voltage and AC operations.
Do not wear conductive articles, such as watches, hand chains, bracelets and rings during
the operation.
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Copyright © Huawei Technologies Co., Ltd.
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