This SSM three-phase solid state relay is part of the range of solid state modular relays Harmony. It features 25A power rating and 1NO contact. It features a control circuit voltage of 4V to 32V DC and an output voltage (load output) of 48V to 660V AC.

• Uc Control Circuit Voltage
• 4...32 V DC
• Connections Terminals
• screw terminals 0.2...1.3 mm², AWG 24...AWG 16) input
• screw terminals 1.3...5.3 mm², AWG 16.
• Prop 65
• WARNING: This product can expose you to chemicals including: Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
• Response Time
• 0.5 cycle (turn-on)
• 0.5 cycle (turn-off)
• Carbon Footprint Of The Installation Phase A5
• 0.0038048566
• 0 kg CO2 eq.
• Carbon Footprint Of The End Of Life Phase C1 To C4
• 0.1 kg CO2 eq.
• 0.1014344528
• Standards
• CSA C22.2 No 14
• IEC 60950-1
• UL 508
• Maximum Leakage Current
• 0.25 mA off-state
• Carbon Footprint Of The Manufacturing Phase A1 To A3
• 9 kg CO2 eq.
• 8.7927358491
• Dv Dt
• 500 V/µs off-state at maximum voltage
• Marking
• EAC
• CSA
• UL
• CE
• Switching Voltage
• 4 V DC turn-on
• 1 V DC turn-off
• Maximum Horse Power Rating
• 1 hp 40 °C 240 V AC
• 2 hp 40 °C 380 V AC
• 3 hp 40 °C 480 V AC
• Maximum I T For Fusing
• 410 A².s for 10 ms at 50 Hz
• 374 A².s for 8.3 ms at 60 Hz
• Market Segmentation
• Commercial
• Industrial
• Persona Type Names
• Charge Point Operator
• End User
• Contractor
• Original Equipment Manufacturer
• OEM - Control Panelbuilder
• Panel Builder
• Electrician
• System Integrator
• IT Channel Partner
• Carbon Footprint Of The Use Phase B2 B3 B4 B6
• 295 kg CO2 eq.
• 295.4723089356
• Persona Type Ids
• BM9
• EU
• LC
• OM
• OM8
• PB
• SC
• SI
• VR
• Dielectric Strength
• 4 kV AC for input/output
• 4 kV AC for input or output to case
• Carbon Footprint Of The Distribution Phase A4
• 0.0954767547
• 0.1 kg CO2 eq.
• Tightening Torque
• 0.6...0.7 N.m for input
• 1.36...1.7 N.m for output
• COS PHI
• 0.5-0.5 (with maximum load)
• Market Segmentation Id
• COMMERCIAL
• INDUSTRIAL
• Local Signalling
• LED (green) for input status
• Maximum Voltage Drop
• <1.35 V on-state
• Surge Current
• 286 A 20 ms 50 Hz
• 300 A 16.6 ms 60 Hz
• Product Certifications
• CSA
• UL
• EAC
• Output Voltage
• 48...600 V AC

• Complementary Attributes
• Absolute Maximum Voltage : 1100 V
• Line Rated Current : 25 A
• Important Information Attributes
• Country Id : US
• Local Data Status : Publishable
• Local Publishable Date : 2025-08-18
• ETIM 10 : EC002055
• Html Descr : Solid state modular relay, Harmony, 25A, DIN rail mount, zero voltage switching, input 4…32V DC, output 48…600V AC
• Manufacturer : Square D
• Manufacturing Carbon Footprint : 8.7927358491
• Distribution Carbon Footprint : 0.0954767547
• Installation Carbon Footprint : 0.0038048566
• Use Carbon Footprint : 295.4723089356
• End Of Life Carbon Footprint : 0.1014344528
• Legacy WEEE Scope : Out
• WEEE Product Category : 5
• Scope Perimeter : At least in Europe
• Reach Full Compliance Status : Reference contains Substances of Very High Concern above the threshold
• Reach Full Compliance Status Id : CONTAINS_SVHC
• Reach Compliance Directive : Reference contains Substances of Very High Concern above the threshold
• ROHS Eur In Scope : No
• ROHS Eur Status : Compliant with Exemptions
• ROHS Eur Conformity Date : 1930
• ROHS Eur Full Compliance Status : Pro-active compliance (Product out of EU RoHS legal scope)
• ROHS Eur Full Compliance Status Id : PRO_ACTIVE_COMPLIANCE
• China ROHS In Scope : Yes
• China ROHS Label : 5
• With Recycled Cardboard : Yes
• Without Single Use Plastic : Yes
• Product Contributes To Saved And Avoided Emissions : No
• Return Indicator : Y
• WD Status : 1 - GSC certified
• Tier Id : 1
• Tier : 1
• Function Option Id : STANDARD
• Function Option : Standard
• Control Type : without test button
• Device Short Name : SSM3
• Insulation Resistance : 1000 MOhm
• Load Current : 0.1-25 A
• Mounting Support : symmetrical DIN rail
• Number Of Channels : 3
• Overvoltage Category : III
• Package Weight Lbs : 764.000 g
• Phase : 3 phase
• Product Availability : Stock - Normally stocked in distribution facility
• Product Or Component Type : modular DIN rail relay
• Range Of Product : Harmony Solid State Relays
• Returnability : Yes
• Sustainable Packaging : Yes
• Total Lifecycle Carbon Footprint : 304 kg CO2 eq.
• Carbon Footprint Kg Co2 Eq Total Life Cycle : 304.4657608488
• Relationshiptype : cross-selling relationship
• General Attributes
• Phase : 3 phase
• Product Or Component Type : modular DIN rail relay
• Range Of Product : Harmony Solid State Relays
• Output Attributes
• Output Switching Mode : zero voltage switching
• Solid State Output Type : zero voltage switching
• Environment Attributes
• ROHS Exemption Information : Yes
• China ROHS Url : https://checkaproduct.se.com/DistantRequestDispatcher.aspx?action=exportPdfRoHSChina&pid=423419678&lang=en-us
• Take Back : No
• Recycled Metal Content At Cr Level : 0 %
• China ROHS Regulation : X
• Mercury Free : Yes
• Carbon Footprint : 304.4657608488
• Ambient Air Temperature For Operation : -20-80 °C
• Ambient Air Temperature For Storage : -40-100 °C
• Eu Rohs Directive : Pro-active compliance (Product out of EU RoHS legal scope)
• Ip Degree Of Protection : IP20
• Packaging Made With Recycled Cardboard : Yes
• Packaging Without Single Use Plastic : Yes
• Reach Regulation : Reference contains Substances of Very High Concern above the threshold
• Input Attributes
• Input Current Limits : 22-28 mA
• Specifications
• Country of Origin : Mexico
• Width : 3.54 in
• Overview Attributes
• Device Presentation : complete product