S&C Vista - Performing a Trip Test

S&C Instruction Sheet 681-530 51
Performing a Trip Test
The Test Trip menu contains eight trip modes:
Trip Mode: Three-Phase, Interrupter 1, All Phases
Trip Mode: Three-Phase, Interrupter 2, All Phases
Trip Mode: Single-Phase, Interrupter 1, Phase A
Trip Mode: Single-Phase, Interrupter 1, Phase B
Trip Mode: Single-Phase, Interrupter 1, Phase C
Trip Mode: Single-Phase, Interrupter 2, Phase A
Trip Mode: Single-Phase, Interrupter 2, Phase B
Trip Mode: Single-Phase, Interrupter 2, Phase C
To test trip the Vista Underground Distribution Switchgear:
STEP 1. Click on the Test Trip tab and select the Test Trip menu. From the drop-down
menu, select the Trip mode desired for the switchgear con guration. Only
three-phase test trips are available for three-pole fault interrupters and only
single-phase test trips are available for single-pole fault interrupters. See
Figure 41. A con rmation menu will appear asking “Test Trip Command to be
Issued. OK to continue?”
Figure 41. The Test Trip Menu.
STEP 2. Click on the Execute button to proceed with the Trip test. Click on the Cancel
button to return to the Test Trip menu.