Three Phase AC-AC SSR

Three Phase AC-AC SSR

  • Rated O/P current 110, 125, 150, 175, 205 Amps(Casing B)
  • Control Voltage 4-32 VDC or 90- 280 VAC
  • Optically isolated
  • Zero Voltage turn-on, Zero Current Turn-Off
  • Built-in snubber, Input LED Indication
  • 4000 Volt Isolation
  • Faster switching response
  • Requires minimum actuation power
  • IP 20 touch safe cover
J: Zero voltage turn-on for resistive loads
K: Random turn-on for inductive loads


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SATRONIX Three phase series of solid state relays switch three phase motors, heaters or transformer loads. SCR Output for heavy industrial loads. Direct Copper Bonding substrates used for rating above 50 Amps. Load voltage 600 VAC models too available. AC and DC controlled ranges available. Models from 10 – 90 Amps too available

Input Specifications

Type S3PDJ – 4/6 – 110/125/ ../205 S3PA – 4 /6– 110/125/ ../205
Control Voltage range 4 – 32 VDC 90 – 280 VAC
Control Current Range <=25 mA <10 mA
Pick-up Voltage 4 VDC 90 VAC
Drop Out Voltage 2 VDC 10 VACC
Input Resistance Current Regulation Current Regulation

* 17 – 80 VAC Input control voltage available on request

Output Specifications

Type S3PDJ/S3PA– 4 /660– 110 S3PDJ/S3PA – 4/660 – 125 S3PDJ/S3PA – 4/660 - 150 S3PDJ/S3PA – 4/660 - 175 S3PDJ/S3PA–4/660– 205
CASING B A / B A / B A / B B
Current range with proper Heatsink (IT) 110 A 125 150A 175A 205A
Repetitive peak off-state voltage(VDRM) Vpk 1600 Vpk 1600 Vpk 1600 Vpk 1600 Vpk 1600 Vpk
Voltage Drop @ Rated Current (VTM) 2 VACrms 2 VACrms 2 VACrms 2 VACrms 2 VACrms
Load Voltage Range 25 – 480 VACrms / 48 – 660 VAC rms
Surge Current (I) 50 Hz non-Repetitive 60 Hz t= 20msecs. (ITMS) 1150 A 1250 A 1350 A 1500 A 2250 A
Off-state leakage current @ (IDRM) <10 mA
Turn-on (max.) / pick-up DC input models: 10 msecs AC input models: 20msecs
Turn-off (max.) / drop-out 50Hz DC input models: 10 msecs AC input models: 30msecs
Holding current (IH) 250 mA 250 mA 250mA 250mA 250 mA
Dv/Dt @ Voltage 1000 V/ μs 1000 V/ μs 1000 V/ μs 1000 V/ μs 1000 V/ μs
I2T Fusing I2t (10 ms) 5000 A2S 5000 A2S 8000 A2S 15000 A2S 25000 A2S

* Note: Turn-on time for Random series – 0.02msec for DC control input For Load voltage Range 48-660 VAC Type: S3PDJ-6-.. above 50 amps

General Specifications

Frequency Range 47 – 70 Hz
Dielectric Strength (Input to Output to Base) 4000 Vrms
Weight Approx. 300 g
Storage Temp. – 40 °C to 100 °C
Junction Temperature 100 °C