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Contactors, Relays, Starters - CHINT

Page E-05 NRE8 Electronic overload RelayPage E-01 Contactors, Relays, StartersRelaysPage E-11NR2 Thermal overload RelayNR8 Thermal overload RelayE-01 > >>Contactors, Relays, StartersRelays1. General Nr8 series thermal overload relay (hereinafter referred to as thermal relay) is used to provide overload and phase failure protection for AC motors with a frequency of AC 50Hz/60Hz, a voltage of up to 690V and a current of ~38A that operate continuously or intermittently. The thermal relay also has temperature compensation, operation indication, automatic and manual reset and stop functions and stable and reliable performances. The product meets the standards GB and IEC 60947-4-1. Plug-in mounting is used between the thernal relay and the series Thermal overload Altitude: not higher than When the ambient tempeature is -5 C~+40 C, the mean value is no greater than +35 C within 24 Atmospheric conditions: When the ambient air temperature is +40 C, the relative humidity of the air shall not be higher than 50%; a higher relative humidity is allowed at a lower temperature; for example, for the wettest month, the lo

E-01 > >> Contactors, Relays, Starters Relays 1. General Nr8 series thermal overload relay (hereinafter referred to as thermal relay) is used to provide overload and phase

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Transcription of Contactors, Relays, Starters - CHINT

1 Page E-05 NRE8 Electronic overload RelayPage E-01 Contactors, Relays, StartersRelaysPage E-11NR2 Thermal overload RelayNR8 Thermal overload RelayE-01 > >>Contactors, Relays, StartersRelays1. General Nr8 series thermal overload relay (hereinafter referred to as thermal relay) is used to provide overload and phase failure protection for AC motors with a frequency of AC 50Hz/60Hz, a voltage of up to 690V and a current of ~38A that operate continuously or intermittently. The thermal relay also has temperature compensation, operation indication, automatic and manual reset and stop functions and stable and reliable performances. The product meets the standards GB and IEC 60947-4-1. Plug-in mounting is used between the thernal relay and the series Thermal overload Altitude: not higher than When the ambient tempeature is -5 C~+40 C, the mean value is no greater than +35 C within 24 Atmospheric conditions: When the ambient air temperature is +40 C, the relative humidity of the air shall not be higher than 50%; a higher relative humidity is allowed at a lower temperature; for example, for the wettest month, the lowest temperature averaged shall not be higher than +25 C, the maximum relative humidity averaged shall be 90%, and special measures shall be taken for the condensation occasionally produced due to temperature Class of pollution: The inclination between the mounting plane and the vertical plane shall not exceed 5.

2 In non-explosive media that do not contain a sufficient amount of gas or conductive dust to cause metal corrosion or insulation In places with rain and snow protection equipment and not full of vapor; In places where there is no significant shake, impact or Usual service conditions and mounting conditions> >> E-02 Contactors, Relays, type1NO+ ~ ~ Main parameters and technical characteristicsCurrent classNominal insulation voltage VPhase failure protectionManual and automatic resetTemperature compensationTripping indicationTest buttonStop buttonMounting typeAuxiliary contactAC-15 230V rated current AAC-15 400V rated current ADC-13 220V rated current AItemConductor cross-sectional 2area mmMain circuitAuxiliary circuitSingle-core or stranded conductorTerminal screwSingle-core or stranded conductorTerminal screwNR8-3838690 HaveHaveHaveHaveHaveHavePlug-in type1NO+ ~ ~ Structural Three-phase bimetal type.

3 Tripping class Phase failure Setting curent continuously adjustable Temperature Operation Testing Stop Manual and automatic reset One contact and one contact, electrically Mounting type: plug-in mounting with the Protection characteristicsItemOverload protectionPhase failure current multipleThe other operation within 2hOperation within 2hOperation with 2min2s<Tp 10sTest conditionsCold state startHot state start (after )Start when thermal equilibrium is reached after applying a 1 times setting currentCold state two timeNo operation within 2hOperation within 2hHot state start (after )EE-03 > >>Contactors, Relays, Type selection and ordering data (see the table)Rated current ASpecification of matching fuse(RT 36 is recommended) AModel of matching Tripping characteristicsOne Balanced operation, 3-phase, cold state Balanced operation, 2-phase, cold state Balanced operation, 3-phase, cold state NC8-12NC8-18 NC8-25NC8-32 NC8-38NC8-06M NC8-06M/ZNC8-09M NC8-09M/ZNC8-12M NC8-12 ~ ~ ~ ~ ~11~ ~ ~44~ ~87~109~ ~ ~ ~ ~ ~11~ ~ ~44~ ~87~109~1312~1816~2423~3230~ appearanceClass 10 ASetting current multiple (Ir) 1 2 4 6 10 17 20 Timehmin> >> E-04 Contactors, Relays, StartersRelays57 max3032343638NR8-38 RESETTEST/STOP2/T145 6/T39897 96 95 NONCA max45 Overall and mounting dimensions (mm) > >>Contactors, Relays, StartersRelays1.

4 General2. Type Certificates: CE, UKrSEPRO, UL; Electrical ratings: AC50/60Hz, 690V; Standards: IEC/EN 60947-4-1, UL508 NRE8 Electronic overload RelayN RE 8 - / Mounting version (F: independent; blank: combined)Tripping class (B: 10; blank: 10A) Rated current classDesign sequence No. Electronic overload relayCompany code3. Three-phase electronic type, tripping class10A and 10; Energy saving up to 80% compared with bimetallic type; Phase-failure protection; Current setting continuously adjustable; Two indicator lights available for indicating normal, overload time-delay, phase-failure and phase-failure time-delay status respectively; Manual test mechanism; Manual reset button; A pair of N/C and N/O contacts; Two mounting versions: independent or combined with a Technical Main Circuit: Rated insulation; Voltage: AC 690V; Rated frequency: 50/60Hz; Auxiliary Circuit: Rated insulation; Voltage: AC 400V; Rated frequency: 50/60Hz.

5 See table below for other operational voltage Ue (V)Rated operational current Ie (A)Conventional heating current (A)Utilization LISTED> >> E-06 Contactors, Relays, Wiring. Connection of main circuit is PVC insulation copper conductor or cable. See table below for details:Current range (A)2 Cross section area (mm )Length (m)Number of piece50 I 6565 I 8585 I 115115 I 150150 I 175175 I 225225 I 250250 I 275275 I 350350 I 400400 I 500500 I 630I 88 I 1212 I 2020 I 2525 I 3232 I timeTest Protection Operation characteristic under three-phase balanced-load status as per the table temperature ( C)<2h non-tripping<2h trippingClass 10 AClass 10 Class 10 AClass 10 2 min 4 min2s Tp 10s4s Tp 10s(20 5) CCold statusStarts from hot status, right after item statusUnder three-phase operation, if relay current reaches and maintains times of the current setting, the green lamp flashes and red lamp does not light up, which indicates that the relay is not at over-load time-delay status, which equals to non-operation in 2 hours in serial No.

6 1 of the table above. A current tolerance for serial is -3%, and a current tolerance for is +3% .Cold status implies the status of the power re-energized of main circuit of relay 5 seconds after its power Operation characteristic under phase-failure status as per the table time TpTest conditionAmbient temperature C(20 5) CAny two phasesThe third phaseStarts from cold statusStarts from hot status, right after item phase failure operation, if one phase has the current = 0, the other two phases have the current times of the current setting, then, the red lamp flashes, and green lamp lights up, which indicates that the relay is at time-delay release status. As to this table, the permissible error of the circuit is -3%, circuit +3%<2h non-tripping<2h trippingEE-07 > >>Contactors, Relays, Tripping Curve Tripping class 10A1: Cold status 2: Hot status2110008006004002001008060402010864 21t(s)1 2 4 6 8 10I/Ie1210008006004002001008060402010864 21t(s)1 2 4 6 8 10I/Ie1: Cold status 2: Hot status5.

7 Overall and mounting dimensions (mm) For Combined T14 T26 T3212097 NONC9695 TestResetTitpNRE8-25 L13 L2 NRE8-25 CHINT9596 9798NC NO4 T26 T3 ResetTripTe s t22 2324252021 Tripping class 10A> >> E-08 Contactors, Relays, StartersRelays126404016010940 TestRNRE8-200110 TripRESET97NO9896908010012095 NCNRE8-40 NRE8-40/F9823 NRE8-40 CHINT222524171755max202 T14 T26 T3212097 NONC9695 TestResetTitp85max7093max324020362428104 max94max351 L13 L2 NRE8-40 CHINT55max4577T1 4 T26 T395 NC96 9798 NORESETTr i s tRESETTrip9080100NO9795NC969820 T22 T16 T381M8181568EE-09 > >>Contactors, Relays, StartersRelays 11544/45215127. Mounting base Description ApplicationNRE8-25 mounting bracketNRE8-40 mounting bracketIncorporates with NRE8-25 to form an independently mounted productIncorporates with NRE8-40 to form an independently mounted product6.

8 ApplicationsManual resetTe s tStopOverload relayKL1 L2 L3T1 T2 T397989596M3~96 95 KKNRE8-63048/55*17148/55*50 180/194 TripNRE8-630 Test98NC9697NO95 RESETRNote:Dimension with for the product above 400A.*Mounting base > >> E-10 Contactors, Relays, Assembly with contactorsThermal overload RelayRated current(A)Current setting range (A)Model of recommended contactorModel of recommended fuseRT36-4 (NT00-4)RT36-6 (NT00-6)RT36-10 (NT00-10)RT36-16 (NT00-16)RT36-20 (NT00-20)RT36-25 (NT00-25)RT36-40 (NT00-40)RT36-50 (NT00-50)RT36-80 (NT00-80)RT36-10 (NT00-10)RT36-16 (NT00-16)RT36-20 (NT00-20)RT36-40 (NT00-40)RT36-80 (NT00-80)RT36-160 (NT00-160)RT36-200 (NT1-200)RT36-250 (NT1-250)RT36-315 (NT2-315)RT36-400 (NT2-400)RT36-500 (NT3-500)RT36-630 (NT3-630)RT36-800 (NT4-800)RT36-1000 (NT4-1000)RT36-1000 (NT4-1000)

9 ~ ~ ~44~85~107~1210~2020~2522~322~44~85~1010 ~2020~4030~6550~10085~120110~160140~2001 70~250215~315275~400340~500430~630 NRE8-25 NRE8-40 NRE8-100NC1-09NC1-12NC1-18, NC1-25NC1-25NC1-32NC1-40NC1-50, NC1-65NC1-80, NC1-95NC2-115, NC2-150NC2-185, NC2-225NC2-225, NC2-265NC2-330, NC2-400NC2-500, NC2-630 NRE8-200 NRE8-630 EContactors, Relays, StartersRelaysD-11 > >>1. General2. Type Certificates: CE, KEMA, UL; Electric ratings: AC 50/60Hz, 690V, ~630A; Tripping class: 10A; Mounting version: a. Plug-in: Available for , 25, 36, 93, 150; b. Independent: Available for NR2-200, 630; Standard: IEC/EN 60947-4-1 UkrSEPRO, GOST, RCC, NR2 Thermal overload RelayN R 2 - Current classDesign sequence overload relayCompany 3-phase Continuously readjustable current Temperature Tripping Test Stop Manual and automatic reset Electrically separated 1N/O plus 1N/C contact3.

10 FeaturesRCUS LISTEDC ontactors, Relays, StartersRelays> >> D-12 CurvesMultiple of rectified currentheat statuscold statusthree phasetwo phasethree phasetwo 78 9 Protection properties4. Technical dataItemSeries time TpTest conditionOverload protectionPhase failure protectionStart from cold statusStart from heat status, right after item from heat status, right after item Start from cold statusStart from cold statusStart from heat status, right after item two >2 h 2h 2 min2s<Tp 10s>2 h 2 hEE-13 > >>Contactors, Relays, sYe sYe sYe sYe sYe sYe s1N/O+1 setting rangeCurrent class(A)Phase failure protection functionAutomatic & manual resetTemperature compensationTripping indicatorTest & stop pushbuttonCurrent class(A)Phase failure protection functionAutomatic & manual resetTemperature compensationTripping indicatorTest & stop pushbuttonPlug-inIndependentNo.


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