84872501 Crouzet Реле управления регулирование частоты

Описание Технические характеристики 84872501 Crouzet Реле управления регулирование частоты: Supply Supply voltage Un 120? 277 V AC Voltage supply tolerance -15% / +10% Operating range 102? 308 V AC AC supply voltage frequency 50/60 Hz? 15% Galvanic isolation of power supply/measurement No Power consumption at Un 6 VA in AC Immunity from micro power cuts 10 ms Inputs and measuring circuit Measurement ranges 40? 70 Hz Max. measuring cycle time 200 ms/True RMS measurement Adjustment of upper threshold -2, +0, +2, +4, +6, +8, +10 Hz Adjustment of lower threshold +2, -0, -2, -4, -6, -8, -10 Hz Fixed hysteresis 0,3 Hz Display precision ? 10% of full scale Repetition accuracy with constant parameters ? 0,5% Measuring error with voltage drift 500 M? / 500 V? General characteristics Display power supply Green LED Display relay 2 x yellow LEDs - These LEDs flash during the threshold time delay Casing 35 mm Mounting On 35 mm symmetrical DIN rail, IEC/EN 60715 Mounting position All positions Material: enclosure plastic type VO to UL94 standard Incandescent wire test according to IEC 60695-2-11 & NF EN 60695-2-11 Protection (IEC/EN 60529) Terminal block: IP20? Casing: IP30 Weight 100 g Connecting capacity IEC/EN 60947-1 Rigid: 1 x 42 - 2 x 2.52 mm2? 1 x 11 AWG - 2 x 14 AWG? Flexible with ferrules: 1 x 2.52 - 2 x 1.52 mm2? 1 x 14 AWG - 2 x 16 AWG Max. tightening torques IEC/EN 60947-1 0,6? 1Nm / 5,3? 8,8 Lbf.In Operating temperature IEC/EN 60068-2 -20? +50? C Storage temperature IEC/EN 60068-2 -40? +70? C