Environmental Specifications - Cisco NCS 4000 Series Hardware Installation

System Specifications
Power Trays
DC
AC
DC Input
Nominal input voltage
Input current
AC Input
Nominal input voltage
Nominal line frequency
Recommended AC service
AC Power Cord Length

Environmental Specifications

This table describes the environmental specifications of the Cisco NCS 4009 chassis.
Table 42: Cisco NCS 4009 Chassis Environmental Specifications
Temperature
Humidity
Environmental Specifications
Either two AC or two DC power trays (cannot mix AC
and DC power trays)
Up to 8 power modules can be installed, and only 4
are needed to be active at any time. This allows
support for 4+4 power redundancy and A and B
battery plant dual feeds redundancy.
Up to 8 power modules can be installed, and only 3
are needed to be active at any time. This allows
support for 3+5 power redundancy by using two
independent AC power sources (4 feeds each).
–48 VDC or –60 VDC(tolerance range: –40.5VDC
to –72 VDC)
37 A max at –48 VDC29.6 A max at –60 VDC43.9
A max at –40.5 VDC
12 A max per feed
200 to 240 VAC (range 180 to 264 VAC)
50/60 Hz (range 47 to 63 Hz)
30-A (North America) dedicated branch circuit30-A
(International) dedicated branch circuit
167 in. (4.25 m)
Operating, nominal: 41 to 104°F (5° to 40°C)
Operating, short-term: 23 to 131°F (–5° to 55°C)
Nonoperating: –40 to 158°F (–40° to 70°C)
Operating, nominal: 5 to 85%, noncondensing
Operating, short-term: 5 to 90%, noncondensing
Nonoperating: 5 to 93%, noncondensing
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