Main range of productZelio Control product or component typeModular measurement and control relays relay typeMotor temperature control relay product specific applicationFor 3-phase supply relay nameRM35TM relay monitored parametersPhase sequenceMotor temperature via PTC probePhase failure detection time delayFixed 0.3 s switching capacity in VA1250 VA measurement range208...480 V voltage AC0...20 Ohm short-circuit detection Complementary reset time10000 ms output maximum switching voltage250 V AC250 V DC minimum switching current10 mA at 5 V DC maximum switching current5 A AC5 A DC supply voltage limits20.4…264 V AC20.4…264 V DC power consumption in VA0…4 VA at 24...240 V AC power consumption0.5 W DC control circuit frequency50...60 Hz +/- 10 % resistance across terminals602 mOhm output contacts2 NO nominal output current5 A measurement voltage limits176…528 V AC delay at power up500 ms voltage range176...528 V response time> 50 ms (input Y1 (contact Y1-T1) and push-button) [Uc] control circuit voltage<= 3.6 V of temperature control circuit (T1-T2 terminals open) short-circuit current0.007 A temperature sensing circuit (T1-T2 terminals short circuited) maximum resistance1500 Ohm for temperature sensor at 20 °C tripping threshold3100 Ohm +/- 10 % for temperature control circuit reset threshold1650 Ohm +/- 10 % for temperature control circuit markingCE overvoltage categoryIII conforming to IEC 60664-1 insulation resistance> 500 MOhm at 500 V DC between supply and relay output conforming to IEC 60255-5> 500 MOhm at 500 V DC between measurement and relay output conforming to IEC 60664-1> 1 MOhm at 500 V DC between supply and measurement conforming to IEC 60255-5> 500 MOhm at 500 V DC between supply and relay output conforming to IEC 60664-1> 500 MOhm at 500 V DC between measurement and relay output conforming to IEC 60255-5> 1 MOhm at 500 V DC between supply and measurement 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)phase of relay (R2): LED (yellow)temperature of relay (R1): mounting support35 mm symmetrical DIN rail conforming to EN/IEC 60715 electrical durability10000 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 width35 mm net weight0.13 kg Environment immunity to microbreaks20 ms at 20.4 V 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 60255-6IEC 60034-11-2 product certificationsGLULGOSTC-TickCSA 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 non-dissipating shock wave4 kV 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 DocumentsInstruction sheetSizeAdd to My DocumentsCADSizeAdd to My DocumentsCertificateSizeAdd to My DocumentsUL Listed RM17, RM22, RM35, RM8487 (Version 1.0)End of Life InformationSizeAdd to My DocumentsProduct Environmental ProfileSizeAdd to My Documents
Technical FAQsNo results found.Unfortunately, related FAQs are unavailable due to temporary technical issues. Please try again later.
Dimensions Drawings3-Phase Supply and Motor Temperature Control RelaysDimensions and Mounting
Connections and Schema3-Phase Supply and Motor Temperature Control RelaysWiring Diagram
Technical DescriptionFunction DiagramsPhase Sequence Control and Phase Failure Detection (U measured < 0.7 x nominal supply voltage)Motor Temperature Control via PTC ProbeLegend
Un Nominal 3-phase supply voltage
R T1-T2 Resistance between terminals T1 and T2
11-14 R1 output relay connections
Relay status: black color = energized.
NOTE: The temperature control relay can take up to 6 PTC (positive temperature coefficient) probes wired in series between terminals T1 and T2.