Cisco ONS 15454 M6 Installation Manual page 25

Installing the ONS 15454 M6 Shelf
Warning
This product relies on the building's installation for short-circuit (overcurrent) protection. Ensure that
the protective device is rated not greater than: 40A and between -40.5 VDC to -57.6 VDC. Statement
1005
Warning
This product relies on the building's installation for short-circuit (overcurrent) protection. Ensure that
the protective device is rated not greater than: 10A-20A, 100-240 VAC~. Statement 1005
Warning
To prevent the system from overheating, do not operate it in an area that exceeds the maximum
recommended ambient temperature of: 131°F (55°C). Statement 1047
Warning
Take care when connecting units to the supply circuit so that wiring is not overloaded. Statement 1018
Warning
To prevent bodily injury when mounting or servicing this unit in a rack, you must take special precautions to
ensure that the system remains stable. The following guidelines are provided to ensure your safety:
• This unit should be mounted at the bottom of the rack if it is the only unit in the rack.
• When mounting this unit in a partially filled rack, load the rack from the bottom to the top with
the heaviest component at the bottom of the rack.
• If the rack is provided with stabilizing devices, install the stabilizers before mounting or servicing
the unit in the rack. Statement 1006
Warning
To prevent airflow restriction, allow clearance around the ventilation openings to be at least:1 inch
(25.4 mm) Statement 1076
Note Make sure that the correct type of 19-inch ANSI rack is used for mounting the ONS 15454 M6 shelf as shown
in Figure
Warning
To comply with EN50121-4:2006 - Railway applications, Electromagnetic compatibility, a shielded
cable must be used to connect to the EMS port. This cable must be less than 30 meters in length and
not placed in the 3 meter boundary, as defined in EN50121-4:2006, Table 2, note 1. Statement 8010
Warning
To comply with EN50121-4:2006 - Railway applications, Electromagnetic compatibility, DC power
cables must be less than 30 meter long. Statement 8011
1.
NTP-G252 Install the ONS 15454 M6 Shelf
Installing the ONS 15454 M6 Shelf
25