
APPENDIX
177
NA20 - Manual - 04 - 2022
8.8 APPENDIX D - Setting table
Note The 26 element, the output relay and LEDs K7...K10, L6...L10 and the binary input IN3...IN42 settings are available only when the concerning I/O
circuits are implemented (MPT, MRI and MID16 modules on Thybus)
Description
Parameter
Unit
Setting range
Set
Base
Relay reference name
Relay nominal frequency - fn
Hz
50 ... 60 step = 10
Relay phase nominal current - In
1 A | 5 A
Relay residual nominal current - IEn
1 A | 5 A
Phase CT primary nominal current - Inp
A
1 ... 499 step = 1
500 ... 4990 step = 10
5000 ... 10000 step = 100
Residual CT primary nominal current - IEnp
A
1 ... 499 step = 1
500 ... 4990 step = 10
5000 ... 10000 step = 100
Measurements reading mode
RELATIVE | PRIMARY
Language
English
Inputs
Binary input IN1
IN1
Logic
Active-ON | Active-OFF
IN1 tON
Value
s
0.00 ... 9.99 step = 0.01
10.0 ... 100.0 step = 0.1
IN1 tOFF
Value
s
0.00 ... 9.99 step = 0.01
10.0 ... 100.0 step = 0.1
IN1 matching
Reset LEDs | Set profile | Fault trigger | Block2 IPh/
IE | Block2 IPh | Block2 IE | Block1 | TCS1 | TCS2 |
Trip ProtExt | Reset counters | Reset CB Monitor |
52a | 52b | Open CB | Close CB | Preset DTheta |
Remote trip | Reset on demand measures | None
Binary input IN2
IN2
Logic
Active-ON | Active-OFF
IN2 tON
Value
s
0.00 ... 9.99 step = 0.01
10.0 ... 100.0 step = 0.1
IN2 tOFF
Value
s
0.00 ... 9.99 step = 0.01
10.0 ... 100.0 step = 0.1
IN2 matching
Reset LEDs | Set profile | Fault trigger | Block2 IPh/
IE | Block2 IPh | Block2 IE | Block1 | TCS1 | TCS2 |
Trip ProtExt | Reset counters | Reset CB Monitor |
52a | 52b | Open CB | Close CB | Preset DTheta |
Remote trip | Reset on demand measures | None
Binary input IN3
IN3
Logic
Active-ON | Active-OFF
IN3 tON
Value
s
0.00 ... 9.99 step = 0.01
10.0 ... 100.0 step = 0.1
IN3 tOFF
Value
s
0.00 ... 9.99 step = 0.01
10.0 ... 100.0 step = 0.1
Summary of Contents for NA20
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