T1PTTR Technical data - Arc protection - Back-up protection - Feeder protection - Motor protection - Technical Manual - REX610 Protection and control - Relion 615 series - 1.2 - ANSI - IEC - 19.04.2024

REX610 Technical Manual

Table 1. T1PTTR Technical data
Characteristic Value
Operation accuracy Depending on the frequency of the measured current: fn ±2 Hz
Current measurement: ±1.5% of the set value or ±0.002 × In (at currents in the range of 0.01...4.00 × In)
Operate time accuracy 1 ±2.0% of the theoretical value or ±0.50 s
1 Overload current > 1.2 × Operate level temperature