Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC
Schneider Electric

Schneider Electric RM22TU23 Harmony 3-Phase Control Relay 8A 2CO Undervoltage Detection 380-480V AC

  • MPN: RM22TU23
  • PPN: SCH-RM22TU23
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    Spec sheet

    Description

    This Harmony RM22TR control relay allows monitoring of power supply circuits in 3-phase networks. This modular 3-phase control relay is ideal for monitoring of electrical values and voltage variation in industrial and building control panels. It applies to a wide type of industrial automation applications such as hoisting, packaging, lifts, textile, water. It has one of market slim form-factors with 22.5mm width, allowing for a flexible and easy installation on DIN rail, using the same space as any modular 1-pole DIN device. It also offers a selectable memory function, integral LED for indicating control status, sealable cover, with simple and precise settings with screw trimmers. It provides automatic shutdown management and fault information to user for a quick fault identification and troubleshooting. Multi function controller for wide choice selected in hard-wired logic automated systems, ideal for refurbishment of old installations without using a PLC. 0 0 0 0 0 0 0 0 0 0 0 0

    Features

    • The Schneider Electric RM22TU23 Harmony control relay continuously tracks phase loss, phase sequence, and undervoltage conditions across a 380V to 480V AC measurement range. By instantly identifying these critical power line faults, it triggers an automatic shutdown to safeguard high-value downstream machinery like industrial motors, pumps, and packaging equipment against catastrophic phase failure burnout.
    • Featuring an ultra-slim 22.5mm width form-factor, this DIN rail monitoring relay occupies the exact same footprint as a standard 1-pole circuit breaker. This streamlined profile optimizes your rail space, simplifying hard-wired logic installations and panel retrofits without forcing you to scale up to an expensive, oversized enclosure.
    • Engineered with 2 C/O (changeover) DPDT output contacts rated at 8A and 250V AC, this control relay offers the multitasking capability required for automated industrial environments. You can dedicatedly hard-wire one contact to immediately cut power to the motor starter coil while utilizing the second contact to report the fault condition directly to your PLC or localized alarm system.
    • Built to conform to stringent international standards including IEC 60255-1 and UL 508, this Harmony series relay carries UL, CSA, CE, and RCM certifications. This comprehensive compliance guarantees long-term durability with a mechanical lifespan of up to 10 million cycles, making it fully approved for demanding commercial lifts, hoists, and municipal water applications.

    Documentation & Downloads

    Specifications

    Key Specifications

    Width
    22.5 mm
    Depth
    73 mm
    Country of OriginBrazil, France, Indonesia, Sweden, United States, ZZ

    Complementary Attributes

    Control Circuit Voltage Limits
    - 20 % + 20 % Un- 20 % + 20 % Un
    Maximum Measuring Cycle
    150 ms measurement cycle as true rms value
    Maximum Switching Voltage
    250 V AC
    Line Rated Current8 A
    Maximum Switching Current8 A AC
    Minimum Switching Current10 mA 5 V DC

    Important Information Attributes

    Persona Type Ids
    BM9, EU, LC, OM, OM8, PB, SC, SI, VR
    Market Segmentation Id
    COMMERCIAL, INDUSTRIAL
    Electromagnetic Compatibility
    immunity for residential, commercial and light-industrial environments conforming to IEC 61000-6-1immunity for industrial environments conforming to IEC 61000-6-2emission standard for residential, commercial and light-industrial environments conforming to IEC 61000-6-3emission standard for industrial environments conforming to IEC 61000-6-4, electrostatic discharge - test level: 6 kV level 3 (contact discharge) conforming to IEC 61000-4-2electrostatic discharge - test level: 8 kV level 3 (air discharge) conforming to IEC 61000-4-2, radiated radio-frequency electromagnetic field immunity test - test level: 10 V/m level 3 conforming to IEC 61000-4-3, electrical fast transient/burst immunity test - test level: 4 kV level 4 (direct) conforming to IEC 61000-4-4electrical fast transient/burst immunity test - test level: 2 kV level 4 (capacitive coupling) conforming to IEC 61000-4-4, conducted and radiated emissions class B group 1 conforming to CISPR 11conducted and radiated emissions class B conforming to CISPR 22
    Measurement Error
    < 1 % over the whole range with voltage variation, < 1 % over the whole range with voltage variation, < 0.05 %/°C with temperature variation, < 0.05 %/°C with temperature variation< 1 % over the whole range with voltage variation, < 1 % over the whole range with voltage variation, < 0.05 %/°C with temperature variation, < 0.05 %/°C with temperature variation
    Relay Monitored Parameters
    phase failure detection, undervoltage detection, phase sequence, phase failure detection
    Safety Reliability Data
    MTTFd = 388.1 years, B10d = 350000
    Time Delay Drift
    <= 0.05 % per degree centigrade depending permissible ambient air temperature, <= 0.05 % per degree centigrade depending permissible ambient air temperature, <= 1 % within the supply voltage range, <= 1 % within the supply voltage range, <= 0.05 % per degree centigrade depending permissible ambient air temperature, <= 0.05 % per degree centigrade depending permissible ambient air temperature, <= 1 % within the supply voltage range, <= 1 % within the supply voltage range
    Vibration Resistance
    0.075 mm 10-58.1 Hz) not in operation IEC 60068-2-6, 1 gn 10-58.1 Hz) not in operation IEC 60068-2-6, 0.035 mm 58.1-150 Hz) in operation IEC 60068-2-6, 0.5 gn 58.1-150 Hz) in operation IEC 60068-2-6
    Certificate Agency
    CSA, RCM, UL, GL, CE, CCC, EAC
    Connections - Terminals
    screw terminals, 2 x 0.5...2 x 2.5 mm² 20 AWG...14 AWG) solid without cable endscrew terminals, 2 x 0.2...2 x 1.5 mm² 24 AWG...16 AWG) flexible with cable endscrew terminals, 1 x 0.5...1 x 3.3 mm² 20 AWG...12 AWG) solid without cable endscrew terminals, 1 x 0.2...1 x 2.5 mm² 24 AWG...14 AWG) flexible with cable end, screw connectors
    Carbon Footprint Of The End-of-life Phase [C1 To C4]
    0.0598504909, 0.1 kg CO2 eq.
    Carbon Footprint Of The Manufacturing Phase [A1 To A3]
    2 kg CO2 eq., 2.1171181818
    Local Data Status
    Publishable
    Return Indicator
    Y
    Stock Policy
    2
    Weee Product Category
    5
    Eoli Availability Display
    Yes
    Reach Full Compliance Status
    Reference contains Substances of Very High Concern above the threshold
    Reach Compliance Directive
    Reference contains Substances of Very High Concern above the threshold
    Rohs Eur Status
    Compliant By Exemption
    Rohs Eur Full Compliance Status
    Compliant By Exemption
    China Rohs Label
    5
    Without Single Use Plastic
    Yes
    Tier Id
    1
    Function Option Id
    STANDARD
    Product Kit Identifier
    N
    Contacts Material
    cadmium free
    Control Type
    with test button
    Electrical Durability
    100000 cycles
    Hysteresis
    2-2 % fixed selectable
    Mechanical Durability
    10000000 cycles
    Phase
    3 phase
    Product Availability
    Stock - Normally stocked in distribution facility
    Range Of Product
    Harmony Control Relays
    Relay Type
    control relay
    Response Time
    <= 300 ms<= 300 ms
    Setting Accuracy Of The Switching Threshold
    +/- 10 % of the full scale+/- 10 % of the full scale
    Shock Resistance
    15 gn 11 ms) not in operation IEC 60068-2-275 gn 11 ms) in operation IEC 60068-2-27
    Status Led
    LED (Yellow) relay ONLED (Green) power ON
    Supply Voltage Limits
    304-576 V AC
    Switching Capacity In Va
    2000 VA
    Tightening Torque
    0.6-1 N.m IEC 60947-1
    Total Lifecycle Carbon Footprint
    71 kg CO2 eq.
    Contacts Composition
    2 C/O
    Pep Code
    ENVPEP2506066EN
    Pep Verification Date
    2019-05-01
    Psr Version
    PSR-0005-ed2-EN-2016 03 29
    Data Source
    extrapolated product
    Functional-unit Quantity
    1
    Reference Lifetime In Y
    10
    Energy Model - Manufacturing [A1-a3]
    Energy model used: Indonesia
    Energy Model - Use [B6]
    Electricity mix; AC; &lt;lt/&gt; 1kV; EU-27
    Recyclability Potential In %
    17
    Width Nominal
    22.5 mm
    Run-up Delay At Power-up
    650 ms
    Package Weight(Lbs)
    103.0 g
    Warranty (In Months)
    18
    Non-hazardous Waste Disposed Of (Kg) Operational Energy Use [B6]
    256.032
    Total Use Of Primary Energy During The Life Cycle (Mj) Operational Energy Use [B6]
    1371.52
    Use Of Non-renewable Primary Energy Excluding Non-renewable Primary Energy Resources Used As Raw Materials (Mj) Operational Energy Use [B6]
    1197.12
    Water Pollution (M3) Operational Energy Use [B6]
    2833.6
    Persona Type NamesCharge Point Operator, End User, Contractor, Original Equipment Manufacturer, OEM - Control Panelbuilder, Panel Builder, Electrician, System Integrator, IT Channel Partner
    Market SegmentationCommercial, Industrial
    Insulation Resistance> 100 MOhm 500 V DC IEC 60255-27, > 100 MOhm 500 V DC IEC 60255-27, > 100 MOhm 500 V DC IEC 60255-27, > 100 MOhm 500 V DC IEC 60255-27> 100 MOhm 500 V DC IEC 60255-27, > 100 MOhm 500 V DC IEC 60255-27, > 100 MOhm 500 V DC IEC 60255-27, > 100 MOhm 500 V DC IEC 60255-27
    Overvoltage CategoryIII conforming to IEC 60664-1, III conforming to UL 508
    Repeat Accuracy+/- 0.5 % input and measurement circuit, +/- 0.5 % input and measurement circuit+/- 0.5 % input and measurement circuit, +/- 0.5 % input and measurement circuit
    Switching Threshold Drift<= 0.05 % per degree centigrade depending permissible ambient air temperature, <= 0.05 % per degree centigrade depending permissible ambient air temperature, <= 1 % within the supply voltage range, <= 1 % within the supply voltage range, <= 0.05 % per degree centigrade depending permissible ambient air temperature, <= 0.05 % per degree centigrade depending permissible ambient air temperature, <= 1 % within the supply voltage range, <= 1 % within the supply voltage range
    Utilisation CategoryAC-15 IEC 60947-5-1, DC-13 IEC 60947-5-1AC-1 IEC 60947-4-1, DC-1 IEC 60947-4-1
    Voltage Detection Threshold< 100 V AC, < 100 V AC< 100 V AC, < 100 V AC
    [Us] Rated Supply Voltage, self-poweredAC/DC, , self-powered
    Carbon Footprint Of The Distribution Phase [A4]0.0132888727, 0 kg CO2 eq.
    Carbon Footprint Of The Installation Phase [A5]0 kg CO2 eq., 0.0005138857
    Carbon Footprint Of The Use Phase [B2 B3 B4 B6]69 kg CO2 eq., 68.6709333333
    Local Publishable Date2026-01-12
    Stocking FlagN
    Weee ScopeOut
    Scope PerimeterAt least in Europe
    End Of Life Doc RefENVEOLI2506066EN
    Reach Full Compliance Status IdCONTAINS_SVHC
    Rohs Eur In ScopeNo
    Rohs Eur Conformity Date1918
    China Rohs In ScopeYes
    With Recycled CardboardYes
    Product Contributes To Saved And Avoided EmissionsNo
    Tier1
    Function OptionStandard
    Compatibility CodeRM22
    Contacts Type And Composition2 C/O
    Dielectric Test Voltage2.5 kV AC 50 Hz, 1 min IEC 60255-27
    Housing Materialpolycarbonate
    Measurement Range380...480 V voltage AC
    Mounting Support35 mm DIN rail conforming to IEC 60715
    Power Consumption In Va15-15 VA 480 V AC 60 Hz
    Product Or Component Type3-phase control relay
    Relay NameRM22TR
    Reset Time1500 ms at maximum voltage
    ReturnabilityYes
    Setting Accuracy Of Time Delay10 P
    Software VersionEIME v5.8.1
    Supply Frequency50...60 Hz +/- 10 %
    Sustainable PackagingYes
    Threshold Adjustment Voltage2...20 % of Un selected
    Time Delay Typewithout
    Voltage Range380...480 V phase to phase
    Measurement Range 4380...480 V voltage AC
    Database Version2016-11
    Pcr VersionPCR-ed3-EN-2015 04 02
    Type Of Verification For The PepIndependent internal review
    Functional-unit DescriptionTo switch ON/OFF electrical contacts when the abnormal operating conditions is detected during 10 years and a 100% use rate.
    Functional-unit Unitunité (unit)
    Energy Consumption On Product Lifetime In Kwh140.16
    Energy Model - Installation [A5]Electricity mix; AC; &lt;lt/&gt; 1kV; EU-27
    Energy Model - End Of Life [C1-c4]Electricity mix; AC; &lt;lt/&gt; 1kV; EU-27
    Height Nominal90 mm
    [Uc] Control Circuit Voltage380...480 V
    Nbr. Of Units In Pkg.1
    Take-backNo
    Net Use Of Fresh Water (M3) Operational Energy Use [B6]248.992
    Total Use Of Non-renewable Primary Energy Resources (Primary Energy And Primary Energy Resources Used As Raw Materials) (Mj) Operational Energy Use [B6]1197.12
    Total Use Of Renewable Primary Energy Resources (Primary Energy And Primary Energy Resources Used As Raw Materials) (Mj) Operational Energy Use [B6]174.4
    Use Of Renewable Primary Energy Excluding Renewable Primary Energy Resources Used As Raw Materials (Mj) Operational Energy Use [B6]174.4
    Customs Code8536490080

    Environment Attributes Main

    Ambient Air Temperature For Operation
    -20-50 °C 60 Hz, -20-50 °C 60 Hz, -20-60 °C 50 Hz AC/DC, -20-60 °C 50 Hz AC/DC, -20-60 °C 50 Hz AC/DC-20-50 °C 60 Hz, -20-50 °C 60 Hz, -20-60 °C 50 Hz AC/DC, -20-60 °C 50 Hz AC/DC
    Take Back
    No
    China Rohs Regulation
    X
    Carbon Footprint
    70.8617047645
    Environmental Disclosure
    ENVPEP2506066EN
    Ip Degree Of Protection
    IP20 IEC 60529 terminals)IP40 IEC 60529 housing)IP50 IEC 60529 front panel)
    Packaging Without Single Use Plastic
    Yes
    Relative Humidity
    93-97 % 25-55 °C IEC 60068-2-30
    Pep Verification Date
    2019-05-01
    Psr Version
    PSR-0005-ed2-EN-2016 03 29
    Ambient Air Temperature For Storage-40-70 °C, -40-70 °C
    Recycled Metal Content At Cr Level0 %
    Mercury FreeYes
    Circularity ProfileENVEOLI2506066EN
    Eu Rohs DirectiveCompliant By Exemption
    Packaging Made With Recycled CardboardYes
    Reach RegulationReference contains Substances of Very High Concern above the threshold
    Pep CodeENVPEP2506066EN
    Pcr VersionPCR-ed3-EN-2015 04 02
    Type Of Verification For The PepIndependent internal review

    General Attributes

    Phase
    3 phase
    Range Of Product
    Harmony Control Relays
    Product Or Component Type3-phase control relay

    ETIM

    ETIM 8
    EC001441
    ETIM 9EC001441

    Output Attributes

    Nominal Output Current
    8 A
    Output Contacts2 C/O
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