LV Breaker - Connection Information

Figure 1: Connection Information

Option Descriptions
Option Description

ID Name

Uniquely identifies the equipment item. The program automatically assigns a name, but you can change it, if needed. The name can be up to 16 characters long.

For low voltage breakers, the program automatically assigns the names BL-1, BL-2, BL-3, and so on.

On Bus

The bus connected to the low voltage breaker, which must already exist on the one-line. Next to the bus name, the Base kV of the bus is displayed.

Phase

The phase type for this item:

  • 3PH: 3 phase
  • 1PH: 1 phase

Connection Type

If the low voltage breaker is connected to two buses, then the connection type is Bus Tie. For all other connections, the connection type is Feeder.

Open

Normal state of the low voltage breaker. If Open is selected, the one-line displays OPEN next to the low voltage breaker symbol.

Closed

Normal state of the low voltage breaker. If Closed is selected, the one-line does not display text next to the low voltage breaker symbol.

Lock Auto-Sizing

 When this check box is selected, this item cannot be automatically sized using SmartDesign™ (the auto-design feature).

Lock Auto-Coordination

 When this check box selected, this item cannot be automatically sized using SmartPDC™ (the auto-coordination feature).

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