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SSP3A250BD
three phase relay, Harmony Solid State Relays, 50A, panel mount, zero voltage switching, input 4 to 32V DC, output 48 to 530V AC
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End of Commercialization
MAY 30, 2025
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Main
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Range of product
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Harmony Solid State Relays
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Product or component type
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Solid state relay up to 50 A
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Device short name
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SSP
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Mounting support
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Panel
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Number of phases
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3 phases
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[In] rated current
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50 A
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Solid state output type
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Zero voltage switching
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Output switching mode
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Zero voltage switching
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Complementary
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Test button
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Without test button
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[Uc] control circuit voltage
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4...32 V DC
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Minimum switching voltage
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4 V DC turn-on
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Maximum switching voltage
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1 V DC turn-off
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Response time
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8.33 ms (turn-on)
8.33 ms (turn-off)
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Input current
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24…35 mA
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Output voltage
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48...530 V AC
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Load current
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0.1…50 A
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Transient overvoltage
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1200 V
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Surge current
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715 A for 20 ms
750 A for 16.6 ms
150 A for 1 s
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Maximum I²t for fusing
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2520 A².s for 10 ms at 50 Hz
2320 A².s for 8.3 ms at 60 Hz
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Maximum leakage current
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3 mA off-state
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Maximum voltage drop
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<1.35 V on-state
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DV/dt
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500 V/µs off-state at maximum voltage
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Power factor
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0.5 (with maximum load)
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Motor controller rating
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1.5 hp 40 °C 120 V AC
3 hp 40 °C 240 V AC
7.5 hp 40 °C 480 V AC
8.8 hp 40 °C 530 V AC
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Motor power kW
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1.11 kW at 40 °C 120 V AC
2.22 kW at 40 °C 240 V AC
5.55 kW at 40 °C 480 V AC
6.47 kW at 40 °C 530 V AC
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Insulation resistance
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>= 1000 MOhm at 500 V DC
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Maximum capacitance
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8 pF for input/output
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Dielectric strength
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4 kV AC for input/output
4 kV AC for input or output to case
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Tightening torque
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0.9...1.1 N.m for input
1.7...2.2 N.m for output
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Connections - terminals
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Screw terminals: 1 x 0.2...1 x 2.5 mm², (AWG 24...AWG 14) for input
Screw terminals: 1 x 1.5...1 x 10 mm², (AWG 16...AWG 8) for output
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Thermal resistance
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0.12 °C/W
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LED indicator
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LED, green for input
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IP degree of protection
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IP20
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Electromagnetic compatibility
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Immunity to voltage dips 0 %/20 ms B conforming to IEC 61000-4-11
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Net weight
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0.24 kg
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Width
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101.3 mm
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Height
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79.7 mm
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Depth
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35.4 mm
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Device presentation
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Complete product
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Environment
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Flame retardance
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V0 conforming to UL 94
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Ambient air temperature for operation
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-40…80 °C
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Ambient air temperature for storage
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-40…125 °C
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Pollution degree
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2
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Overvoltage category
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III
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Product certifications
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UL
CSA
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Marking
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CE
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Standards
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IEC 60950-1
IEC 61000
IEC 62314
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Packing Units
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Unit Type of Package 1
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PCE
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Number of Units in Package 1
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1
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Package 1 Height
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4.000 cm
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Package 1 Width
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8.400 cm
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Package 1 Length
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11.800 cm
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Package 1 Weight
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272.000 g
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Unit Type of Package 2
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S02
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Number of Units in Package 2
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27
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Package 2 Height
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15.000 cm
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Package 2 Width
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30.000 cm
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Package 2 Length
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40.000 cm
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Package 2 Weight
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7.900 kg
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Offer Sustainability
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Packaging without single use plastic
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Yes
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Packaging made with recycled cardboard
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No
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SCIP Number
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134201bc-d293-4667-9cca-10a7f11729e0
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REACh Regulation
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 REACh Declaration
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EU RoHS Directive
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Pro-active compliance (Product out of EU RoHS legal scope)
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Mercury free
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Yes
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RoHS exemption information
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Yes
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China RoHS Regulation
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China RoHS declaration
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Environmental Disclosure
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Product Environmental Profile
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Circularity Profile
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End of Life Information
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California proposition 65
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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
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Take-back
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No
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Carbon footprint (kg CO2 eq, Total Life cycle)
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5140
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