Appendix A Specifications
Catalyst 4900 Series Switch Specifications
A-4
Catalyst 4900 Series Switch Installation Guide
78-18039-02
Power supply output
300 W
AC-input
4 A maximum @ 100 VAC
2 A maximum @ 240 VAC
AC frequency
50 to 60 Hz
Output current
25 A max
Peak current
4 A max @ 100 VAC
2 A max @ 240 VAC
Inrush value
20 A for one cycle of AC
Output voltage
12 V
Input KVA rating
0.375 KVA
DC Power
Minimum input
–40.5 VDC
Power supply output
300 W
DC-input
8 A @ –48 to –60 VDC
Output current
25 A max
Peak current
8 A @ –48 to –60 VDC
Inrush value
Cold turn on (PSU off for > 1 hour) – 45 A
Hot turn on (PSU on for > 1 hour) – 90 A
Output voltage
12 V
Input KVA rating
0.4 KVA
Table A-4
Catalyst 4900 Series Switch Specifications (continued)
Item
Specification
Summary of Contents for 4908G-L3 - Catalyst Switch
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