Three Phase DC-AC SSR

Three Phase DC-AC SSR

  • Rated O/P current 10, 16, 25, 40 Amps (Casing A) / 50, 75, 90 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 inductrial 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 90 – 205 Amps too available

Input Specifications

Type S3PD – 4 – 10/16/ .. S3PA – 4 – 10/16/ ..
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 1 VDC 10 VACC
Input Resistance Current Regulation Current Regulation

* 17 – 80 VAC Input control voltage available on request

Output Specifications

Type S3PDJ/S3PA– 4 – 10 S3PDJ/S3PA – 4 –16 S3PDJ/S3PA – 4 –25 S3PDJ/S3PA – 4 – 40 S3PDJ/S3PA–4–50 S3PDJ/S3PA – 4 – 75 S3PDJ/S3PA – 4 – 90
CASING A / B A / B A / B A / B B B B
Current range with proper Heatsink (IT) 10 A 16A 25 40A 50A 75A 90A
Repetitive peak off-state voltage (VDRM) Vpk 800-1200 Vpk 800-1200 Vpk 800-1200 Vpk 800-1200 Vpk 800-1200 Vpk
800-1200 Vpk		 800-1200 Vpk
800-1200 Vpk		 800-1200 Vpk
800-1200 Vpk
Voltage Drop @ Rated Current (VTM) 1.6 VACrms 1.6 VACrms 1.6 VACrms 1.85 VACrms 1.85 VACrms 2.0 VACrms 2.0 VACrms
Load Voltage Range 25 – 480 VACrms / 48 – 660 VAC rms
Surge Current (I) non-Repetitive t= 20msecs. (ITMS) 50 HZ
60HZ		 120 A
126 A		 160 A
168 A		 250
260		 400 A
420 A		 597 A
625 A		 1150 A
1185 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) 50 mA 100mA 150mA 250mA 250mA 400mA 400mA
Dv/Dt @ Voltage 200 V/ μs 200 V/ μs 500 V/ μs 1000 V/ μs 1000 V/ μs 1000 V/ μs 1000 V/ μs
I2T Fusing I2t (10 ms) 72 A2S 130 A2S 500 A2S 600 A2S 1250 A2S 5000 A2S 7200 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