SECRSYN Monitored data - Arc protection - Back-up protection - Feeder protection - Motor protection - Technical Manual - REX610 Protection and control - Relion Protection and Control - 1.2 - ANSI - IEC - 03.05.2023

REX610 Technical Manual

Table 1. SECRSYN Monitored data
Name Type Values (Range) Unit Description
U_DIFF_MEAS FLOAT32 -3.00...3.00 xUn Calculated voltage amplitude difference
FR_DIFF_MEAS FLOAT32 -1.500...1.500 Calculated voltage frequency difference
PH_DIFF_MEAS FLOAT32 -180.00...180.00 deg Calculated voltage phase angle difference
ENERG_STATE Enum

0=Unknown

1=Both Live

2=Live L, Dead B

3=Dead L, Live B

4=Both Dead

Energization state of Line and Bus
U_DIFF_SYNC BOOLEAN

0=False

1=True

Voltage difference out of limit for synchronizing
PH_DIF_SYNC BOOLEAN

0=False

1=True

Phase angle difference out of limit for synchronizing
FR_DIFF_SYNC BOOLEAN

0=False

1=True

Frequency difference out of limit for synchronizing
SECRSYN1 Enum

1=on

2=blocked

3=test

4=test/blocked

5=off

Status