Описание
Технические характеристики 84874110 Crouzet Реле управления Контроль температуры в лифтах по EN81: Supply Supply voltage Un 24 V →240 V AC/DC Voltage supply tolerance -15 %, + 10 % AC -10 %, +10 % DC Operating range 20,4 V →264 V AC 21,6 V →264 V DC Polarity with DC voltage No AC supply voltage frequency 50 / 60 Hz ±10 % Power consumption at Un 3.5 VA in AC/0.6 W in DC Immunity from micro power cuts 10 ms Inputs and measuring circuit Low temperature measurement selection -1 °C, 1 °C, 3 °C, 5 °C, 7 °C, 9 °C, 11 °C High temperature measurement selection 34 °C, 36 °C, 38 °C, 40 °C, 42 °C, 44 °C, 46 °C Temperature measurement input resistance 1330 Ω Fixed hysteresis 2 °C Display precision ± 2 % Max. length of Pt100 probe cables 10 m Timing Delay on thresold crossing 1 →10 s Display precision 0, + 10 % Reset time 8 s Delay on pick-up 200 ms Maximum response time on disappearance of fault 3.5 s for a temperature fault 500 ms for a phase fault Output Type of contacts No cadmium Maximum breaking voltage 250 V AC/DC Max. breaking current 5 A AC/DC Min. breaking current 10 mA / 5 V DC Electrical life (number of operations) 1 x 104 Breaking capacity (resistive) 1250 VA AC Maximum rate 360 operations/hour at full load Operating categories acc. to IEC/EN 60947-5-1 AC 12, AC 13, AC 14, AC 15, DC 12, DC 13, DC 14 Mechanical life (operations) 30 x 106 Insulation Insulation coordination (IEC/EN 60664-1) Overvoltage category III : degree of pollution 3 Rated impulse withstand voltage (IEC/EN 60664-1) 4 kV (1,2 / 50 μs) Dielectric strength (IEC/EN 60664-1) 2 kV AC 50 Hz 1 min. Insulation resistance (IEC/EN 60664-1) > 100 MΩ - 500 V DC General characteristics Display power supply Green LED Temperature indication Yellow LED (HWT81) "Phase" indication Yellow LED (HWT81) High threshold relay Yellow LED (HT81, HT81-2) Low threshold relay Yellow LED (HT81, HT81-2) Casing 35 mm Mounting On 35 mm symmetrical DIN rail, IEC/EN 60715 Mounting position All positions
