› HUL › Monitoring Relays › Voltage Monitoring Relays › DIN Rail Mount 35 mm › Control of AC and DC voltages › Automatic recognition of AC/DC › Measurement ranges from 0.2 V to 600 V › Choice between under and overvoltage › True RMS measurement › Selectable latching (memory) function Specifications Functions Measurement range Nominal voltage (V) Code Under/Overvoltage 0,2 V →60 V 24 →240 V AC/DC 84872120 Power supply Supply voltage Un 24 V →240 V AC/DC Voltage supply tolerance -15 % / +10 % Operating range 20,4 V →264 V AC/DC Polarity with DC voltage No AC supply voltage frequency 50 / 60 Hz ±10 % Galvanic isolation of power supply/measurement No 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 Frequency of measured signal 0 Hz, 40 →70 Hz Max. measuring cycle time 30 ms/True RMS measurement Threshold adjustment 10 →100 % of the range Hysteresis Adjustable from 5 →50 % of displayed threshold Display precision ±10 % of full scale Repetition accuracy with constant parameters ± 0,5 % Measuring error with voltage drift < 1 % across the whole range Measuring error with temperature drift ± 0,05 % / °C Time delays Delay on thresold crossing Tt 0,1 →3 s (0, + 10 %) Repetition accuracy with constant parameters ± 2 % Reset time 1500 ms Delay on pick-up < 600 ms Outputs Type of output 1 double changeover relay Type of contacts No cadmium

I Monitoring Relays I 02 I www.crouzet-control.com Outputs Maximum breaking voltage 250 V AC/ DC Max. breaking current 5 A AC/DC Min. breaking current 10 mA / 5 VDC Electrical life (number of operations) 1 x 10⁵ Breaking capacity (resistive) 1250 VA AC Maximum rate 360 operations/hour at full load Operating categories acc. to IEC/EN 60947-5-1 AC12, AC13, AC14, AC15, DC12, DC13, DC14 Mechanical life (operations) 30 x 10⁶ Insulation Nominal insulation voltage IEC/EN 60664-1 250 V 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) > 500 MOhm(s) / 500 V DC General characteristics Display power supply Green LED Display relay Yellow LED 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/EN 60695-2-11 Protection (IEC/EN 60529) Terminal block : IP 20 Casing : IP 30 Weight 130 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 →1 Nm / 5,3 →8,8 Lbf.In Operating temperature IEC/EN 60068-2 -20 →+50 °C Storage temperature IEC/EN 60068-2 -40 →+70 °C Humidity IEC/EN 60068-2-30 2 x 24 hr cycle 95 % RH max. without condensation 55 °C Vibrations according to IEC/EN60068-2-6 10 →150 Hz, A = 0.035 mm Shocks IEC/EN 60068-2-6 5 g Standards Product standard IEC/EN 60255-1 Electromagnetic compatibility (EMC) IEC/EN 61000-6-1, IEC/EN 61000-6-2, IECI/EN 61000-6-3, IEC/EN 61000-6-4 Certifications UL, CSA Marking CE (DBT) 2006/95/EC - EMC 2004/108/EC Conformity with environmental directives RoHS

I Monitoring Relays I 03 I www.crouzet-control.com Dimensions HUL-HUH 60 44 23,2 35 3,5 67,5 45 90 6 2, 5,5 Curves Connections HUL-HUH L2 – KM1 W1 M1 L1 U1 3 –/+ a /c +/– F1 1 A1 A2 E3 E2 E1 M A1 A2 11 12 R 12 14 22 24 12 11 14 22 21 24

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