The NetCol5000C device is powered on and the reason why the fan does not turn may be ().

When the UPS5000 series multi-rack networking is parallel, the host should be set to ().

Which of the following options is a natural cooling system?

In the FusionModule1000, all the fire-fighting cables of the open line are worn with metal hoses, and the pipe ends are protected by a wire sleeve to prevent damage to the fire-fighting cables when a fire occurs.

The UPS5000-E can press the battery cold start button on the bypass module without the main bypass input to start the inverter, and the system will automatically enter the battery inverter mode.