AVR - Parameter definition table

Modified on Wed, 20 Jul, 2022 at 8:17 AM

Serial Nº Interface Module:
Date:


Menu
Parameter
Description
Adjusted Value
Unit
ALARMU< AlarmUnder-voltage alarm
%
U< Relay alarm  Relay related to Under-voltage alarm ( )RL3 ( )RL4
( )RL5 ()RL6   
( )RL7

U< Alarm time delayUnder-voltage time delay 
sec
U> AlarmOver-voltage alarm 
%
U> Relay alarmRelay related to Over-voltage alarm ( )RL3 ( )RL4
( )RL5 ( )RL6   
( )RL7


U> Alarm time delay Over-voltage time delay 
sec 
I> AlarmOver-current alarm 
%
I> Relay alarmRelay related to Over-current alarm ( )RL3 ( )RL4
( )RL5 ( )RL6   
( )RL7


I> Alarm time delay Over-current time delay 
%
Tap reading error relay (Op. 3)Relay related to the Tap reading error alarm ( )RL3 ( )RL4
( )RL5 ( )RL6   
( )RL7


No. of operations relay (Op. 7)OLTC Maintenance relay by amount of operations ( )RL3 ( )RL4
( )RL5 ( )RL6   
( )RL7


Sum of Ipu² relay
(Op. 7)
OLTC Maintenance relay by wear and tear ( )RL3 ( )RL4
( )RL5 ( )RL6   
( )RL7


OLTC blockageOLTC blockage conditions ( )I> ( )U>
( )U< ( )CDC

Blockage relayOLTC blockage relay ( )RL3 ( )RL4
( )RL5 ( )RL6   
( )RL7
 



MenuParameterDescriptionAdjusted ValueUnit
Config.Language Interface language 

mA Output range Analog output range 
mA
Analog variable Analog output variable 

Screen scrolling Screen exhibition mode 

Default screen Select the default screen shown by AVR 

Communication standard Utilized Serial port 

Communication protocol(Op. 1) Optional communication protocol 

Communication Address AVR communication address  

Baud rate Serial transition speed 
bps
Mass memory (Op. 2) Allows to record readings taken 

New password Defines a new accesses password 


Menu
Parameter
Description
Adjusted Value
Unit
Clock Adjustment
MM/DD/AA
Equipment clock adjustment  - month/day/year 

HH/MM
Equipment clock adjustment - hour/minutes 


Menu
Parameter
Description
Adjusted Value
Unit
Transf.CT/PT Phase shift Phase shift between PT and CT 
degrees
Phase number Transformer type connected to the AVR 

Xfmr Rated PowerTransformer rated power
MVA
TP ratio TP ratio connected to AVR 
%
CT ratio CT ratio connected to AVR 

Transformer Impedance Transformer Impedance adjustment 
%


Menu
Parameter
Description
Adjusted Value
Unit
OLTC (Op. 3)

Number of Tap positions OLTC number of tap 

Tap type indication The tap type shown in the display 

Resistance  Step resistence of Potenciometric sensor  
Ohms
Changing time Maximum tap changing time 
Sec
Central tap position Neutral tap position 

Raise tap = Rise tap command, to rise or to reduce voltage ( )Rise voltage 
( )Reduce voltage 

Minimum Tap permissible OLTC minimum tap allowed 

Maximum Tap permissible OLTC maximum tap allowed 

OLTC Mainte-nance
Total OLTC operations Total operations since the begging 

No. of Operations since Last Maintenance Number of Operations since Last Maintenance 

Maintenance noticeOperation number to OLTC maintenance 
x103
Ipu² sum  OLTC  sum of total switches 
x10pu2
I² after maintenance Sum of Ipu2 since Last Maintenance of OLTC 
x10pu2
Ipu² maintenance notice  Defines the sum of current to OLTC maintenance 
x10pu2
OLTC Rated Current Defines the tap changer’s rated current related to the secondary winding 
A
Average calculation The number of days to calculate the tap changes rate 

days
Maintenance notice How many days before the maintenance the first notification will activate 
days
Transition tap position Defines the transition tap changes 


MenuParameterAdjusted ValueRecording Mode
Mass memory (Op. 2)
Enable recording 

Recording gap 

Variable 1( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17
(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 2( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 3( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value


Variable 4 
( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 5( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 6( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 7( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value



Variable 8
( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value


Variable 9
( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 10  ( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 11( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 12( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 13( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 14( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 15( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 16( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 17( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 18( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 19( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 20( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 21( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 22( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 23( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 24( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 25( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 26( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 27( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 28( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 29( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value

Variable 30( )1 ( )2 ( )3 ( )4
( )5 ( )6 ( )7 ( )8
( )9 ( )10 ( )11 

( )12 ( )13 ( )14 
( )15 ( )16 ( )17

(   ) Instant value    
(   ) Average value     
(   ) Minimum value      
(   ) Maximum value


Recording variable list:

1 - None;
2 - Load voltage;
3 - Voltage Deviation;
4 - Line voltage;
5 - Line current ;
6 - Frequency Hz ;

7 - Power factor;
8 - Active power;
9 - Reactive power;
10 - Apparent power;
11 - % load;
12 - PT voltage;
13 - CT current;

14 - Tap position;
15 - Circulating current;
16 - Correction voltage;
17 - Parallelism Group.



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