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Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
Picture of Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
SKU:

SSP3A250B7

Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC

Old price: $470.80 INC GST
$447.26 INC GST
Available for Shipping : 13-Aug-2025
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Harmony Solid State Relays, Solid state relay, 50A, panel mount, zero voltage switching, input 18…36V AC, output 48…530V AC
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Manufacturer: Schneider Electric
Environmental Disclosure
Image of product in real life situation
Instruction sheet
Declaration of conformity
Circularity Profile
Product Page Link
Product Data Sheet
This SSP three-phase solid state relay is part of the range of solid state modular relays Harmony. It features 50A power rating and 3NO contacts. It features a control circuit voltage of 18V to 36V AC and an output voltage (load output) of 48V to 530V AC. This relay is maintenance free, fully electronic with unlimited life span. It features a control input voltage LED indicator in green. Its protection index is IP20. It weighs 240g and its dimensions are, 101.3mm wide, 79.7mm high, 35.4mm deep. 0 It is the ideal solution for packaging, plastic molding, textile, and heating furnace applications. 0 0 0 It can be mounted on panel fixed by screws. 0 0 0

Products specifications

Attribute name Attribute value
Main
Device short name SSP
[Uc] control circuit voltage 18...36 V
[In] rated current 50 A
Solid state output type zero voltage switching
Network number of phases 3 phases
Product or component type solid state relay up to 50 A
Output switching mode zero voltage switching
Mounting support panel
Range of product Harmony Solid State Relays
Connections - terminals screw connectors
Complementary
Motor power kW 6.47 kW at 40-40 °C 530 V AC, 5.55 kW at 40-40 °C 480 V AC, 2.22 kW at 40-40 °C 240 V AC, 1.11 kW at 40-40 °C 120 V AC
Depth 35.4 mm
Input current limits 15-20 mA
Width 101.3 mm
Capacitance unbalance 8 pF for input/output
Maximum switching voltage 2 V AC turn-off
DV/dt 500 V/µs off-state at maximum voltage
Absolute maximum voltage 1200 V
Device presentation complete product
Control type without test button
IP degree of protection IP20
Maximum leakage current 3 mA off-state
Minimum switching voltage 18 V AC turn-on
Net weight 0.24 kg
Local signalling LED, green for input
Load current 0.1-50 A
Surge current 150 A for 1 s, 750 A for 16.6 ms, 715 A for 20 ms
Response time 30 ms (turn-off), 20 ms (turn-on)
Dielectric strength 4 kV AC for input or output to case, 4 kV AC for input/output
Connections - terminals screw terminals: 1 x 1.5...1 x 10 mm², (AWG 16...AWG 8) for output, screw terminals: 1 x 0.2...1 x 2.5 mm², (AWG 24...AWG 14) for input
Maximum voltage drop <1.35 V on-state
Maximum I²t for fusing 2320 A².s for 8.3 ms at 60 Hz, 2520 A².s for 10 ms at 50 Hz
Thermal resitance 0.12 °C/W
Insulation resistance >= 1000 MOhm at 500 V DC
Tightening torque 1.7...2.2 N.m for output, 0.9...1.1 N.m for input
Motor power hp 8.8 hp 40 °C 530 V AC, 7.5 hp 40 °C 480 V AC, 3 hp 40 °C 240 V AC, 1.5 hp 40 °C 120 V AC
Height 79.7 mm
Cos phi 0.5-0.5 (with maximum load)
Environment
Overvoltage category III
Ambient air temperature for storage -40-125 °C
Flame retardance V0 conforming to UL 94
Marking CE
Pollution degree 2
Standards IEC 62314, IEC 60950-1, IEC 61000
Ambient air temperature for operation -40-80 °C
Product certifications UL, CSA
Packing Units
Unit Type of Package 1 1
Number of Units in Package 1 1
Package 1 Height 4.0 cm
Package 1 Width 8.0 cm
Package 1 Length 12.0 cm
Package 1 Weight 275.0 g
Unit Type of Package 2 2
Number of Units in Package 2 27
Package 2 Height 15.0 cm
Package 2 Width 30.0 cm
Package 2 Length 40.0 cm
Package 2 Weight 7.859 kg

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