Technical data - Arc protection - Motor protection - Feeder protection - Back-up protection - Technical Manual - REX610 Protection and control - 1.2 - IEC - ANSI - 19.09.2022

REX610 Technical Manual

Table 1. PDNSPTOC Technical data
Characteristic Value
Operation accuracy Depending on the frequency of the measured current: f n ±2 Hz
±2.5% of the set value
Start time <80 ms
Reset time Typically 40 ms
Reset ratio Typically 0.96
Retardation time <45 ms
Operate time accuracy in definite time mode ±1.0% of the set value or ±40 ms
Suppression of harmonics

DFT: -50 dB at f = n × f n, where n = 2, 3, 4, 5,…