SRA3 solid-state relay - three phase High load voltage - up to 480VAC 4 - 32VDC or 90 - 250VAC control voltage Zero cross-over or Random switching LED input indicator Finger protected terminals RoHS Compliant E325835 Output (load) Load type 3PST-NO (3 N/O) Resistive Load current 10A, 20A, 25A, 30A, 40A, 60A, or 80A Load switching voltage AC V 24 - 240V, 40 - 480V rms Maximum peak voltage AC V 900V pk Switch type Zero Cross (std) or Random On voltage drop V AC 1.5V Leakage current (off state) mA 7mA Input (control) Control voltage V D: 4 - 32VDC or A: 90 - 250VAC Control current mA < 20mA Turn-on voltage V D: 3VDC / A: 90VAC min Turn-off voltage V D: 1VDC / A: 10VAC Insulation Insulation resistance 500M at 500VDC, 50%RH Dielectric strength V AC 2500V General Data Operating time ms approx 1/2 cycle of load frequency + 1ms (zero x-over) Release time ms approx 1/2 cycle of load frequency + 1ms (zero x-over) Dimensions L x W x H 106 x 75 x 38mm Weight various 365g 10A ~ 500g 80A Ambient temperature storage -30 to 80C operating -30 to 80C (with derating). A heat sink may be required. Page 1 of 3 www.aecsensors.com Sales Department Tel: (888) 847-6552 +1 574-293-8013 Specifications are subject to change without notice. E&OE. Ref: SRA3 111716FEWCurrent (A) Current (A) SRA3 solid-state relay - three phase Dimensions Fig.1 Ordering Code S R A 3 Z - 25 K - D Switch Function Z - Zero Crossover R - Random Load Current Rating 10 - 10A 4.17 (106) 0.28 (7.1) 3.61 (91.8) 0.13 (3.35) 20 - 20A 25 - 25A 30 - 30A 1/L1 3/L2 5/L3 A1 40 - 40A 60 - 60A 2/T1 4/T2 6/T3 A2 80 - 80A Load Voltage 0.295 (7.5) M5 x 6 0.91 (23) 0.79 (20) 0.79 (20) 0.79 (20) M3 x 2 L - 24 to 240VAC K - 40 to 480VAC Control Voltage Input A - 90 to 250VAC D - 4 to 32VDC Dimensions in inches (mm) Fig.3 Fig.2 Fig.4 1/L1 3/L2 5/L3 A1~ 1/L1 3/L2 5/L3 A1+ Control + A1 A2 5/L3 6/T3 3/L2 4/T2 1/L1 2/T1 Load Connections. or Y DC Control AC Control 2/T1 4/T2 6/T3 A2- 2/T1 4/T2 6/T3 A2~ Table 1 Fig. 5 SRA3*-10*-* SRA3*-25*-* SRA3*-60*-* SRA3*-40*-* SSR Series SRA3*-20*-* SRA3*-30*-* SRA3*-80*-* Current rating 20A 30A 40A 80A Heat Sink DHS05 DHS06 DHS07 DHS08 (or DHS09) Heat Sink Rating C/W 0.93 0.65 0.48 0.44 (0.39) Load Output v Control Action( zero cross-over) Fig.6 Fig.7 Fig.8 SRA3 Series I v TC on recommended heat sink SRA3 Series I v TC no heat sink 90 10 9 80 8 70 7 60 6 50 5 40 4 30 3 20 2 10 1 0 0 -30 0 20 40 60 80 -30 0 20 40 60 80 Ambient temperature C Ambient temperature C 10A 20A 25A 30A 40A 60A 80A 10A 20A 25A 30A 40A 60A 80A Page 2 of 3 www.aecsensors.com Sales Department Tel: (888) 847-6552 +1 574-293-8013 Specifications are subject to change without notice. E&OE. Ref: SRA3 111716FEW 1.50 (38) 2.95 (75) 0.54 (13.7) 0.87 (22) 1.87 (47.5) 0.45 (11.5) 0.22 (5.5)