Safety Guidelines For Personal Safety And Equipment Protection; Safety With Electricity - Cisco NCS 560-4 Hardware Installation Manual

Preparing for Installation

Safety Guidelines for Personal Safety and Equipment Protection

The following guidelines help ensure your safety and protect the equipment. This list does not include all the
potentially hazardous situations. Therefore, you should be on alert.
• Before moving the system, always disconnect all the power cords and interface cables.
• Never assume that power is disconnected from a circuit; always check.
• Before and after installation, keep the chassis area clear and dust-free.
• Keep tools and assembly components away from walk areas where you or others could trip over them.
• Do not work alone if potentially hazardous conditions exist.
• Do not perform any action that creates a potential hazard to people or makes the equipment unsafe.
• Do not wear loose clothing that may get caught in the chassis.
• When working under conditions that may be hazardous to your eyes, wear safety glasses.

Safety With Electricity

Warning
Before working on a chassis or working near power supplies, unplug the power cord on AC units; disconnect
the power at the circuit breaker on DC units. Statement 12
Warning Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces,
and watches). Metal objects will heat up when connected to power and ground and can cause serious burns
or weld the metal object to the terminals. Statement 43
Warning
Do not work on the system or connect or disconnect cables during periods of lightning activity. Statement
1001
Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Statement 1003
Warning Read the installation instructions before connecting the system to the power source. Statement 1004
Warning This product relies on the building's installation for short-circuit (overcurrent) protection. For -48/-60 VDC
installation, the wire shall be 8 AWG minimum with a 40 A circuit breaker. Statement 1005
Safety Guidelines for Personal Safety and Equipment Protection
Cisco NCS 560-4 Router Hardware Installation Guide
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