A-3
Cisco CGS 2520 Hardware Installation Guide
78-19377-02
Appendix A Technical Specifications
Power consumption with two
PWR-RGD-LOW-DC power-supply modules
37.1W, 127 BTU per hour, power rating 0.037
KVA @ 24Vdc
Power consumption with two
PWR-RGD-LOW-DC power-supply modules with
8 ports PoE
181.9W, 622 BTU per hour, power rating 0.182
KVA @ 24Vdc
Table A-4 Specifications for the Cisco CGS-2520-24TC Switch (PWR-RGD-AC-DC)
Power Requirements
Nominal input voltage 100 to 240 VAC, 50 to 60 Hz
100 to 250 VDC
Absolute maximum (short term) input voltage 85 to 265 VAC, 47 to 63 Hz
88 to 300 VDC
Power consumption with one PWR-RGD-AC-DC
power supply module
AC: 102 BTUs per hour
29.8 W
Power rating: 0.031 KVA@115 V
DC: 98 BTUs per hour
28.6 W
Power rating: 0.0286 KVA@125 VDC
Power consumption with two PWR-RGD-AC-DC
power supply modules
AC: 121 BTUs per hour
35.5 W
Power rating: 0.0367 KVA@115 V
DC: 117 BTUs per hour
34.4 W
Power rating: 0.0344 KVA@ 125 VDC
Table A-5 Specifications for the Cisco CGS-2520-24TC Switch (PWR-RGD-LOW-DC)
Power Requirements
Nominal input voltage 24 to 60 VDC
Absolute maximum (short term) input voltage 18 to 75 VDC
Power consumption with one
PWR-RGD-LOW-DC power-supply module
26.8W, 92 BTU per hour, power rating 0.027 KVA
@24Vdc
Power consumption with two
PWR-RGD-LOW-DC power-supply modules
30.7W, 105 BTU per hour, power rating 0.030
KVA @24Vdc
Table A-3 Specifications for the Cisco CGS-2520-16S-8PC Switch (PWR-RGD-LOW-DC)