Cisco 520 用户指南

Power rating

Catalyst Express 520-8PC-K9: 0.2 KVA
Catalyst Express 520-24TT-K9: 0.050 KVA
Catalyst Express 520-24LC-K9: 0.120 KVA
Catalyst Express 520-24PC-K9: 0.460 KVA
Catalyst Express 520G-24TC-K9: 0.075 KVA

Power over Ethernet

15.4 W per port maximum

Catalyst Express 520-8PC-K9: Up to 124-W switch maximum
Catalyst Express 520-24LC-K9: Up to 62-W switch maximum
Catalyst Express 520-24PC-K9: Up to 370-W switch maximum

Weight

Catalyst Express 520-8PC-K9: 5 lb (2.3 kg) 

Catalyst Express 520-24TT-K9, Catalyst Express 520-24LC-K9, 
and Catalyst Express 520G-24TC-K9: 8 lb (3.7 kg)

Catalyst Express 520-24PC-K9: 12 lb (5.5 kg)

Dimensions (H x D x W)

Catalyst Express 520-8PC-K9:
1.73 x 9.1 x 10.6 in. (4.4 x 23 x 26.9 cm) 

Catalyst Express 520-24TT-K9, Catalyst Express 520-24LC-K9, 
and Catalyst Express 520G-24TC-K9: 
1.73 x 17.5 x 9.9 in. (4.39 x 44.45 x 25.15 cm)

Catalyst Express 520-24PC-K9:
1.73 x 17.5 x 14.4 in. (4.39 x 44.45 x 36.58 cm)

ISO 7770, bystander position: Operating to an ambient temperature of 86ºF (30ºC)

Catalyst Express 520-24TT-K9, Catalyst Express 520-24LC-K9, and 
Catalyst Express 520G-24TC-K9: 40 dBa

Catalyst Express 520-24PC-K9: 48 dBa

1.

Not all Catalyst Express 520 models have an RPS connector.

2.

Not applicable to the Catalyst Express 520-8PC-K9 switch.