Alstom MiCOM P50 Agile P15D, Technical Manual

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4 Front Panel P50 Agile P15D
4-4 P15D/EN TM/B
2 FRONT PANEL
Figure 1: Front panel
SL no Label Function
1 ON The green LED indicates that the power is ‘ON’. (Required ≥20% of load Current) & blinking
green LED indicates ‘Trip Block function’ is enabled or the relay is ‘OUT OF SERVICE’.
2 START The amber LED is the Relay ‘START’ Indicator and is switched on when the relay picks up on
protection functions (e.g. OC/EF)
3 TRIP The red LED is the Relay ‘TRIP’ Indicator and is switched on when relay is tripped on protection
functions. This will remain on even when fault is cleared and will require a manual/hand reset
(HR).
4 TRIP TEST The amber LED is the Relay ‘TRIP TEST’ indicator and is used to indicate whether Trip Test
function is enabled. The amber LED indicator blinks when relay is programmed in test mode.
Once switched in TEST mode, the relay remains in test mode for 15 minutes. After this time,
relay automatically returns to service mode.
5 LCD Display The LCD Display is used to view the settings and parameters of the relay.
6 RESET/EDIT This key performs dual function.
After the fault, this key functions as ‘RESET’ key to reset the annunciation and tele signalling
contacts (Latch type).
During relay configuration, this key functions as ‘EDIT’ key to edit parameter settings.
7 TRIP TEST The ‘TRIP TEST’ key is used for online testing.
8 BYPASS The ‘BYPASS’ key is used for bypassing Trip commands.
9 PROT. RESET The ‘PROT. RESET’ key is used to reset the hardware. This key to be used along with
RESET/EDIT key. Relay will reboot when ‘PROT. RESET’ + RESET/EDIT pressed
simultaneously.
10 SET // LABEL
The light symbol is used to make backlit display ‘ON’ /[

] is for entering parameter setting
mode and Set to save settings.
11 BAT. ON This key is used to switch on the relay on Battery.
12 + /

[ + ] is used to INCREASE the values and [

]is used to SCROLL through the Main Menu.
13 - /

This key [ - ] is used to DECREASE the values and[

] is used to View Settings