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

REX610 Technical Manual

Table 1. ARCSARC Technical data
Characteristic Value
Operation accuracy ±3.0% of the set value or ±0.01 × In
Operate time Operation mode = "Light+current" 1 Minimum Typical Maximum
10 ms 2 15 ms 2 20 ms 2
Operation mode = "Light only" 2 10 ms 2 15 ms 2 20 ms 2
Operation mode = "Light+current“ 3 28 ms 3 31 ms 3 37 ms 3
Reset time Typically 70 ms
Reset ratio Typically 0.96
1 Phase start value = 1.0 × In, current before fault = 2.0 × set Phase start value, fn = 50 Hz, fault with nominal frequency, results based on statistical distribution of 200 measurements
2 Measured with power output (PO)
3 With REM_FLT_ARC input and binary input filter time