Monitoring Relays True RMS 3-Phase, 3-Phase+N, Multifunction Types DPC71, PPC71 TRMS 3-phase over and under voltage, phase sequence, phase loss, asymmetry and tolerance monitoring relay Detect when all 3 phases are present and have the correct sequence Detect if all the 3-phase-phase or phase-neutral voltages are within the set limits Detect if asymmetry and tolerance are within the set value Separately adjustable setpoints Separately adjustable delay functions (0.1 to 30 s) Output: 2 x 5 A relay SPDT NE For mounting on DIN-rail in accordance with DPC71 PPC71 DIN/EN 50 022 (DPC71) or plug-in module (PPC71) 35.5 mm Euronorm housing (DPC71) or 35.5 mm plug- in module (PPC71) LED indication for relays, alarm and power supply ON Product Description Ordering key DPC 71 D M48 3-phase or 3-phase+neutral with built-in time delay func- Housing line voltage monitoring relay tion. Function for phase sequence, phase Supply ranges from 208 to Type loss, asymmetry, tolerance, 480 VAC covered by two Item number over and under voltage (sep- multivoltage relays. Output arately adjustable set points) Power Supply Type Selection Supply: Supply: Supply: Mounting Output Frequency 208 to 240 VAC 380 to 415 VAC 380 to 480 VAC DIN-rail 2 x SPDT 50 - 60 Hz DPC 71 D M23 DPC 71 D M48 Plug-in 2 x SPDT 50 - 60 Hz PPC 71 D M23 PPC 71 D M48 Input Specifications Output Specifications Input Output 2 x SPDT relays N.E. L1, L2, L3, N DPC71: Terminals L1, L2, L3, N Rated insulation voltage 250 VAC PPC71: Terminals 5, 6, 7, 11 Contact ratings (AgSnO ) 2 Measure their own supply Resistive loads AC 1 5 A 250 VAC Note: Connect the neutral only DC 12 5 A 24 VDC if it is intrinsically at the star Small inductive loads AC 15 2.5 A 250 VAC centre DC 13 2.5 A 24 VDC Measuring ranges 6 Mechanical life 30 x 10 operations M23 177 to 275 VAC 5 Electrical life 10 operations M48 DPC71 323 to 550 VAC (at 5 A, 250 V, cos = 1) PPC71 323 to 475 VAC Operating frequency 7200 operations/h Ranges Dielectric strength Upper level +2 to +22% Dielectric voltage 2 kVAC (rms) of the nominal voltage Rated impulse withstand volt. 4 kV (1.2/50 s) Lower level -22 to -2% of the nominal voltage Asymmetry 2 to 22% of the nominal voltage Tolerance 2 to 22% of the nominal voltage Note: The input voltage must not exceed the maximum rated voltage or drop below the minimum rated voltage reported above. Hysteresis Set points from 2 to 5% 1% Set points from 5 to 22% 2% Specifications are subject to change without notice (12.05.10) 1DPC71, PPC71 Supply Specifications General Specifications (cont.) Power supply Overvoltage cat. III Indication for Rated operational voltage (IEC 60664, IEC 60038) Power supply ON LED, green through terminals: Alarm ON LED, red (flashing 2 Hz L1, L2, L3, N (DPC71) during delay time) 5, 6, 7, 11 (PPC71) Output relays ON 2 x LED, yellow M23 - Delta Voltage: 208 to 240VAC 15% 45 to 65Hz Environment (EN 60529) DPC71 M48 - Delta Voltage: 380 to 480VAC 15% 45 to 65Hz Degree of protection IP 20 DPC71 M48 - Star Voltage: 220 to 277VAC 15% 45 to 65Hz Pollution degree 3 (DPC71), 2 (PPC71) PPC71 M48 - Delta Voltage: 380 to 415VAC 15% 45 to 65Hz Operating temperature PPC71 M48 - Star Voltage: 220 to 240VAC 15% 45 to 65Hz Max. voltage, 50 Hz -20 to +60C, R.H. < 95% Rated operational power Max. voltage, 60 Hz -20 to +50C, R.H. < 95% M23 6 VA 230 VAC, 50 Hz Storage temperature -30 to +80C, R.H. < 95% M48 9 VA 400 VAC, 50 Hz Housing Supplied by L1 and L3 Dimensions DPC71 35.5 x 81 x 67.2 mm PPC71 35.5 x 81.2 x 75 mm Material PA66 or noryl Weight Approx. 220 g General Specifications Screw terminals (DPC71) Tightening torque Max. 0.5 Nm Power ON delay 1 s 0.5 s or 6 s 0.5 s acc. to IEC 60947 Accuracy (15 min warm-up time) Product standard EN 60255-6 Temperature drift 1000 ppm/C Approvals UL Delay ON alarm 10% on set value 50 ms Repeatability 0.5% on full-scale CE Marking L.V. Directive 2006/95/EC EMC Directive 2004/108/EC Reaction time EMC Incorrect phase sequence Immunity According to EN 60255-26 or total phase loss < 200 ms According to EN 61000-6-2 Voltage level (input signal variation from Emissions According to EN 60255-26 -20% to +20% or from According to EN 61000-6-3 +20% to -20% of set value) Asymmetry level Alarm ON delay: < 200 ms (delay < 0.1 s) Alarm OFF delay: < 200 ms (delay < 0.1 s) Mode of Operation Asymmetry definition. Tolerance definition. Example: phase-neutral monitoring Asymmetry is an indicator of Tolerance is another indicator L1 V= V =V=V NOM L1-N L2-N L3-N L1 the mains quality and it is of the mains quality and it is defined as the absolute val- definied as the absolute val- L1 ue of the maximum devia- ue of the maximum deviation N tion among the mains volt- of the mains voltages from N N ages, divided by the nominal the nominal voltage, divided V L2-N V L3-N voltage of the 3-phase sys- by the nominal voltage of the L3 L2 tem. The definition changes 3-phase system. The defini- L3 L2 L3 L2 according to the voltage ref- tion changes according to max DV = V -V max DV = 0 ASY = 0 PH-N L3-N L2-N PH-N erence: the voltage reference: max V -V = V -V NOM PH-N NOM L3-N max V -V = V -V = V -V = V -V NOM PH-N NOM L1-N NOM L2-N NOM L3-N 1) in case of measuring 1) in case of measuring Example: phase-phase monitoring phase-phase voltages: phase-phase voltages: max V max V - V PH-PH NOM PH-PH x 100 x 100 V V NOM NOM 2) in case of measuring 2) in case of measuring phase-neutral voltages: phase-neutral voltages: max VPH-N max V NOM - VPH-N x 100 x 100 V V NOM NOM 2 Specifications are subject to change without notice (12.05.10) Y Y Y Y Y Y Y