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he breadthoftheICTmodularcontactorrange satisfies mostapplication requirements.These modularcontactorscanbecombined vithauxiliarycontrol,protection,andindicationfunctions.

The range covers1P,2P,3P,and4P types,with rated operational currents from16A up to { 1 0 0 \mathsf A } , providing reliable performance unde bothAC7a (resistive load) andAC7b (inductive load) conditions.

Contactors

Modularcontactorscan be used to remote control applications inalternative networks:

lighting,heating,ventilation,roller blinds.sanitary hot water mechanical ventilationsystems,etcload-shedding of non-prioritycircuits

ContactorsAuxiliaries

Indication 0 + F

This auxiliary allows indication or control of the open "or"closed"postition of the contactor power contacts

Dual control BACTc <br>Indication BACTs

Used to control a contactor in impulse-type mode or to combine latched or impulse-type control orders

Thisauxiliaryallowsindication orcontrol of the "open"or"closed"position of the contactor power contacts

Air Circuit Breaker

General

TheUNDW1SeriesIntellgentAirCicuitBreaker(ereinafterreferedtoscircuitbreakerisdesgnedfodstributionetworkswithAC 5 0 H z , rated working voltages of 4 0 0 { \ : V } and 6 9 0 \mathsf { V } , and rated currents up to 6 3 0 0 { \mathsf { A } } . It is used to distribute electrical energy and to protect lines and equipment against overload,undervoltage,short circuit, grounding,and other faults.

Thecircuitbreakerisquppedwithanintellgentcontrollerfeaturingpreciseseectiveprotectionandmultifunctionalcapbili ensuringomprehensiveprotectionacrosselectricalsystems.Itisparticularlysuitablefordistributionetworkswhereimprovedpower supplyreliabilityandpreventionofunecessaryoutagesarerequiredAmongthem,the2Hand3Hinteligentcontrollesfeature communication interfaces that allow easy connection with field bus systems.

Theysupportfourmotefunctios:telemetryemotergulation,emoteommunicationndontrol,tingtheeiretsf moderncontrolautomation.

Leakage protection canbeachieved byconfiguringaleakagecurrent transformertogetherwiththeinteligentcontroler. Thecircuitbreakerwithatedcurentsupto10ooAcanalsobeusedforoverload,shortircuit,undervoltage,andgroundfault protection of motors in A C 5 0 + 1 2 and 4 0 0 { \Delta v } networks,and is suitable for infrequent motor starting under normal conditions. TheUNDW1Seriesisavailableinfixedtypendwithdrawable(drawable)typeversionsferingflexibilityfordiferentinstallionnd maintenance requirements.

TheCircuitBreakerMeetstheFollowingStandards

■IEC 6o947-1 General principles for low-voltage switchgear and controlgear.
■IEC 60947-2 Low-voltage switchgear and controlgear, low-voltage circuit breakers.
■IEC 60947-4-1 Low-voltage switchgear and controlgear, electromechanical contactorsand motorstarters.
■Overview and guidelines for environmental testing of electrical and electronic products.
■Climatic and environmental conditions for electrical products at different altitudes.

TheTTCeriestorodaltrasformersalowtheenseofleaingurentstoearthesetransformersavebeendsienedtoecouplec to the ELR series earth leakage current relays.

MainFeatures

■Measure of detecting Earth Leakge Currents single phase,three phase with or without neutral applications;
■Holediameters: \Phi 4 0 \mathsf {mm } （20號(hào) { { ; } } \Phi 8 0 { \mathsf {mm } } ： \Phi 1 2 0 {mm } ;Φ160 mm;Φ210 mm;
■Surface mounting with fixing slots;
■Plug-in mounting for secondary terminals;
■Fire Retardant insulated plastic Housing.

Technical Data

Dimensions

ToroidalCurrentTransformer

Wiring

MainFeatures

■25selectable sensitivity settings: 3 0 \mathsf { m A } to30A
■9selectable time delays:O ms to 3s
■Earth leakage level indicators
■Detection of no connection to CT
■Relay tripped indicator
■Trip starting indicator
■Protected against nuisance tripping

Features for ELR only\* 5 0 % pre-fault output contact Remote testand remote reset functions

Features for ELR only\*\*\*
UKM32Z with the use of
Remote test and remote reset functions

Typical ApplicationDiagram

Case Dimensions

General

TheUNTR1SeriesThermalRelays(UNTR1-25,UNTR1-36,UNTR1-93,UNTR1-150,UNTR1-20,UNTR1-630aresuitableforseinicuits with rated voltages up to 660 V

and rated currents up to { \mathfrak { s } } 3 \mathsf { A } , at AC 50/60 Hz, providing reliable overcurrent protection for AC motors.

Theserelaysfeatureadiferentialmechanismandtemperaturecompensation,ensuringstableperformanceundervaryingoperatin conditions.The UNTR1 relayscanalso be directly

mounted onto CJX2 series ACcontactors,allowing convenient assemblyand enhanced motor protection.
The product conforms to IEC 60947-4-1 standard.

Outline and Mounting Dimension

Accessories

General

TheUATAAutomaticTransferSwitch(ATS)isaPC-classinfrequentchange-overswitchwithatwo-stationdesign(commonlyusedfor main power supply Aand backup power supply B).It is suitable for AC systems with AC 5 0 - 6 0 H z and rated currents from 6A to 6 3 A . ThemainfunctiooftheATSistoensurecontiuousoperationWenthemainpowersupply(A)fails,theATSautomaticallyswitchesto thebackuppowersuply(B)within50millseconds,effectivelypreventingpoweroutagesandensuringreliablesystemoperation.

Working Conditions

■Operating environment temperature: { - } 5 ^ { \circ } C to + 4 0 { } ^ { \circ } \mathsf { C } ; The 24-hour average temperature must not exceed + 3 5 ^ { \circ } C
■Storage environment temperature: - 2 5 ^ { \circ } C to + 5 5 ^ { \circ } C (can reach up to + 7 0 ^ { \circ } C in a short period,within 24 hours).
■Altitude: Installation site must be below 2 0 0 0 ~ { m }
■Relative humidity:Must not exceed 5 0 % when ambient temperature is + 4 0 ^ { \circ } C . Higher relative humidity is possible at lower temperatures (e.g., at + 2 0 ^ { \circ } C , monthly average maximum relative humidity may reach 9 0 % ).Appropriate measuresmust be taken to prevent condensation caused by temperature changes.
Polutionlevel: Class3(conductivepollution,ordrynon-conductivepolltionbecomingconductivedue tocondensation).
Installationmeod:TeanemoutederticallyorzontallyinsideabietForspecialinstallaionequrementsplease contact us.
Protection grade: Ip30.
■Overvoltage category:Main circuit -Category Ill; Control and auxiliary circuits-Category Il.

Working conditions

■The temperature range of the operating environment is - 5 ^ { \circ } C ~ + 4 0 ^ { \circ } C , an d the average temperature within 24 hours shall be lower than + 3 5 ^ { \circ } C ,and the temperature range of the storage environmentis - 2 5 ^ { \circ } C ~ + 5 5 ^ { \circ } C , which can be reached + 7 0 ^ { \circ } C in a short time (within 24 hours).

■Thealtitudeoftheinstallationsiteshouldbelowerthan 2 0 0 0 \mathsf { m } #

■Therelative humidity at the installation site shall not exceed 5 0 % when the ambient air temperature is + 4 0 ^ { \circ } C , Higher relative humidity is posible at lower temperatures.For example: when the average minimum temperature of the wettest month is + 2 0 ^ { \circ } C , the monthly average maximun relative humidity of that month can reach 9 0 % Appropriatemeasuresshould be taken to prevent condensationdue to temperature changes.

IPlutionleveloductivepltiondryoonductivepolltiobcomsoductiedetoondensatio)ASabsal vertically or horizontally in the cabinet,if there are special installation requirements,contact US.

■The protection grade of ATS case is lp30 ■Overvoltage category Main circuit category Ill; control auxiliary circuit category l.

Structure and Wiring instructions

Overallandinstallationdimension

Note: 0 Terminal wiring area: fit for ( 1 ~ 2 5 ) \mathsf {mm } ^ { 2 } 0 Wre connection screwis M5,torque： 3 . 0 { \mathsf { N } } . { \mathsf { m } }

Manual Changeover Switch

Product advantage

The ManualChangeoverSwitchanswitchon,carryload,ndbreakthecicuitundernormalconditions,functioningsitch disconnector.

TechnicalParameters

Outline dimension

Motor Protection Switches

General

TheSPMSeriesElectric MotorProtection Circuit Breakersuseamodulardesignwithacompacttructure.Theyfeaturereliable breaking andprotectionfunctionstegraedwitealelayedesignsuresstrongfunctionityghersatilityndt operation.

TheSPMseriescoforstoEC6947-2,IEC047-4-1andEN947-1standards.Teswichandcontactdevicecaneusedfoiect motorstarting.

The UV2/UV3 series outer covering provides a protection rating of up to IP65.

This series includes three product types:

■SPM with buton control: Thermo-magnetic motor protection circuit breaker with integrated button operation.
SPMwithchange-overswitchcontrol(withthermalprotection):Thermomagnetic motorprotectioncircuit breakercontroledbya change-over switch.
SPMwithchange-overswitchcontrol (magneticonly):Magneticmotorprotectioncircuit breakercontroledbyachange-overwitch (without thermal protection).

SPMSeriesMotorProtectionSwitches

Product advantage

Someelectialplancesudinmsdokplacdtatepricalraintisrityamplefte electriatertedatetes,ifilvs)dsogbleiii electro-mechanical technology have been designed and manufactured.
Our Union brand time switches have the following features:

MainFeatures

■Equipped with a servomotor,offering precise timing capability.
■Reserve function allows programs to continue for up to 100 hours during power cuts.
■Operates with 2 2 0 \vee { } ~ 5 0 ~ \mathsf { H z } supply voltage.
■Independent auxiliary contact, usable in both AC and DC circuits up to 400 V.
■96 notches on the programming disc, each corresponding to 15 minutes.
■24 hours of the day are displayed on the same disc.
■Canoperate intwomodes:manual and automatic.
■Mounted onastandard 3 6 ~ \mathsf {mm } rail (per En50022).
■Dueto the smalland sensitive servomotor,it should notbe installed next to contactors or similardevices.
■Must be protected by an independent thermal-magnetic circuit breaker (automatic fuse).

AnalogTimer Relay

Analogtimereysavwideangeofplictios.Teyusedinallystemstatrquireoperationatspecifictimesanddeactiatiofter defined period.Typical applications include:

■Park irrigationsystems ■Road lighting systems ■Agricultural irrigationsystems ■School bells ■Heating and cooling systems

Thisensuresthatthesesystemsoperateautomaticallyndonlyforthedesiredperiodof ime,withoutrequiringuserintervention.

YCUNION

UNIONELECTRICS

www.unionele.com
union@unionele.com chinaelectrical@hotmail.com
9 ^ { \mathfrak { n } } FloorA Buliding Baitawang Complex Dongda Street North Baixiang Town Yueqing, Zhejiang, China. [ \top ] + 8 6 (577)6286 7999