Main range of productZelio Control product or component typeModular measurement and control relays relay typeMultifunction control relay product specific applicationFor 3-phase supply relay nameRM17TT relay monitored parametersPhase failure detectionPhase sequence time delayWithout switching capacity in VA1250 VA measurement range208...480 V voltage AC Complementary reset time1500 ms time delay maximum switching voltage250 V AC250 V DC minimum switching current10 mA at 5 V DC maximum switching current5 A AC5 A DC supply voltage limits183…528 V AC control circuit voltage limits- 12 % + 10 % Un power consumption in VA0…22 VA at 400 V AC 50 Hz control circuit frequency50...60 Hz +/- 10 % output contacts1 C/O nominal output current5 A measurement voltage limits183…528 V AC hysteresis2 % delay at power up650 ms maximum measuring cycle150 ms measurement cycle as true rms value threshold adjustment voltage-2...-17 % in the range 220 V AC2...20 % of Un selected+2...+17 % in the range 480 V AC-2...-12 % in the range 208 V AC voltage range208...480 V phase to phase adjustment of asymmetry threshold5...15 % of Un selected repeat accuracy0.5 % for input and measurement circuit3 % for time delay measurement error< 0.05 %/°C with temperature variation< 1 % over the whole range with voltage variation phase failure sensitivity0.7 Un response time< 200 ms (in the event of a fault) markingCE overvoltage categoryIII conforming to IEC 60664-1 insulation resistance> 500 MOhm at 500 V DC conforming to IEC 60255-5> 500 MOhm at 500 V DC conforming to IEC 60664-1 [Ui] rated insulation voltage400 V conforming to IEC 60664-1 supply frequency50/60 Hz +/- 10 % operating positionAny position without connections - terminalsScrew terminals, 1 x 0.5...1 x 4 mm² (AWG 20...AWG 11) solid without cable endScrew terminals, 2 x 0.5...2 x 2.5 mm² (AWG 20...AWG 14) solid without cable endScrew terminals, 1 x 0.2...1 x 2.5 mm² (AWG 24...AWG 12) flexible with cable endScrew terminals, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) flexible with cable end tightening torque0.6…1 N.m conforming to IEC 60947-1 housing materialSelf-extinguishing plastic local signallingLED (green)power ON: LED (yellow)relay ON: mounting support35 mm symmetrical DIN rail conforming to EN/IEC 60715 electrical durability100000 cycles mechanical durability30000000 cycles operating rate<= 360 operations/hour full load utilisation categoryAC-12 conforming to IEC 60947-5-1AC-13 conforming to IEC 60947-5-1AC-14 conforming to IEC 60947-5-1AC-15 conforming to IEC 60947-5-1DC-12 conforming to IEC 60947-5-1DC-13 conforming to IEC 60947-5-1 safety reliability dataMTTFd = 502.2 yearsB10d = 470000 width17.5 mm net weight0.13 kg Environment electromagnetic compatibilityEmission standard for industrial environments conforming to EN/IEC 61000-6-4Emission standard for residential, commercial and light-industrial environments conforming to EN/IEC 61000-6-3Immunity for industrial environments conforming to EN/IEC 61000-6-2 standardsEN/IEC 60255-1 product certificationsULGLC-TickGOSTCSA directives73/23/EEC - low voltage directive89/336/EEC - electromagnetic compatibility ambient air temperature for storage-40…70 °C ambient air temperature for operation-20…50 °C relative humidity95 % at 55 °C conforming to IEC 60068-2-30 vibration resistance0.35 mm (f= 5…57.6 Hz) conforming to IEC 60068-2-61 gn (f= 57.6…150 Hz) conforming to IEC 60255-21-1 shock resistance15 gn for 11 ms conforming to IEC 60255-21-1 IP degree of protectionIP20 (terminals) conforming to IEC 60529IP30 (casing) conforming to IEC 60529 pollution degree3 conforming to IEC 60664-1 dielectric test voltage2 kV, 1 min AC 50 Hz conforming to IEC 60255-52 kV, 1 min AC 50 Hz conforming to IEC 60664-1 non-dissipating shock wave4 kV conforming to IEC 60255-54 kV conforming to IEC 60664-14 kV conforming to IEC 61000-4-5 Offer Sustainability Sustainable offer statusGreen Premium product REACh Regulation EU RoHS DirectivePro-active compliance (Product out of EU RoHS legal scope)
EU RoHS Declaration
Mercury freeYes RoHS exemption information China RoHS Regulation Environmental Disclosure Circularity Profile WEEEThe product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins Contractual warranty Warranty18 months
CatalogueSizeAdd to My DocumentsCADSizeAdd to My DocumentsCertificateSizeAdd to My DocumentsUL Listed RM17, RM22, RM35, RM8487 (Version 1.0)Instruction sheetSizeAdd to My DocumentsEnd of Life InformationSizeAdd to My DocumentsProduct Environmental ProfileSizeAdd to My Documents
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Dimensions DrawingsMultifunction 3-Phase Supply Control RelaysDimensions and Mounting
Connections and SchemaMultifunction 3-Phase Supply Control RelaysWiring Diagram
Technical DescriptionFunction DiagramPhase Sequence Control and Partial Phase Failure DetectionLegend
Un Nominal 3-phase supply voltage
L1, L2, L3 Phases of the supply voltage monitored
11-12, 11-14 Output relay connections
Relay status: black color = energized.