Installation Guide

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4 Power and Grounding
This chapter focuses on how to connect AC power to the switch, grounding the
chassis, and how to power-on the switch.
This chapter includes this sections:
◆ “Switch Power Supply” on page 25
◆ “Grounding the Chassis” on page 26
◆ “How to Connect to AC Power” on page 27
Switch Power Supply
The switch requires power from an external AC power supply that can meet the
required specification described in Table 2. A standard AC power socket is located
on the rear panel of the switch. The power socket is for the AC power cord.
Figure 13: AC Power Supply Socket
Table 2: AC Power Supply Specifications
Item Description
AC Input ECS4210-28T: 100-240 VAC, 50-60 Hz 0.36 A
ECS4210-28P: 100-240 VAC, 50-60 Hz, 4.80 A
Power Supply 100-240 VAC, 50-60 Hz, auto-sensing
Maximum Power
Consumption
ECS4210-28T: 100 VAC@50 Hz 18.3 W
ECS4210-28P: 230 VAC@50 Hz 420.7 W