CTA3

CTA3 FEATURES: • Large switching capacity up to 80A • Small size and light weight • PCB pin and quick connect mounting available • Suitable for automobile and lamp accessories • QS-9000, ISO-9002 Certified Manufacturing 28.5 x 28.5 x 26.5 (40.0) mm CONTACT DATA Contact Arrangement 1A = SPST N.O. 1B = SPST N.C. 1C = SPDT 1U = SPST N.O. (2 terminals) Contact Configuration Standard 1A 60A @ 14VDC 1B 40A @ 14VDC 1C 60A @ 14VDC N.O. 40A @ 14VDC N.C. 1U 2x25A @ 14VDC < 30 milliohms initial AgSnO2In2O3 980W 75VDC 80A Contact Rating Heavy Duty 80A @ 14VDC 70A @ 14VDC 80A @ 14VDC N.O. 70A @ 14VDC N.C. 2x25A @ 14VDC Contact Resistance Contact Material Maximum Switching Power Maximum Switching Voltage Maximum Switching Current COIL DATA Coil Voltage VDC Coil Resistance Ω ± 10% Pick Up Voltage VDC (max) 75% of rated voltage Release Voltage VDC (min) 10% of rated voltage Coil Power W Operate Time ms Release Time ms Rated Max. 6 12 24 7.8 15.6 31.2 1.8W 20 80 320 4.2 8.4 16.8 0.6 1.2 2.4 1.8 7 5 CAUTION: 1. The use of any coil voltage less than the rated coil voltage may compromise the operation of the relay. 2. Pickup and release voltages are for test purposes only and are not to be used as design criteria. GENERAL DATA Electrical Life @ rated load Mechanical Life Insulation Resistance Dielectric Strength, Coil to Contact Contact to Contact Shock Resistance Vibration Resistance Terminal (Copper Alloy) Strength Operating Temperature Storage Temperature Solderability Weight 100K cycles, typical 10M cycles, typical 100MΩ min @ 500VDC 500V rms min. @ sea level 500V rms min. @ sea level 147m/s2 for 11ms 1.5mm double amplitude 10-40Hz 8N (Quick Connect), 4N (PCB Pins) -40 °C to + 85 °C -40 °C to + 155 °C 230 °C ± 2 °C for 10 ± 0.5s 46g Distributor: Electro-Stock www.electrostock.com Tel: 630-682-1542 Fax: 630-682-1562 CTA3 Distributor: Electro-Stock www.electrostock.com Tel: 630-682-1542 Fax: 630-682-1562 ORDERING INFORMATION 1. Series: CTA3F 1C S CTA3 standard CTA3F with mounting flange CTA3M with metal bracket 2.Contact Arrangement: 1A = SPST N.O. 1B = SPST N.C. 1C = SPDT 1U = SPST N.O. **Only available with standard contacts 3. Sealing Options: S = Sealed C = Dust Cover 4. Termination Options: P = PCB Pins Q = Quick Connect 5. Coil Voltage: 6VDC 12VDC 24VDC 6. Contacts: 1 = Standard 2 = Heavy Duty 7: Coil Suppression: Blank = Standard D = Diode (1N4005) Cathode on “86” terminal R = Resistor (680 Ohms) 2D = 2 diodes (1N4005) DR = Diode & Resistor (1N4005 & 680 Ohms) Cathode on “86” terminal ** Consult factory if other values are needed. P 24VDC 2 DIMENSIONS – CTA3 (Units = mm) Standard contacts (1) with PC Pins Standard contacts (1) with Quick Connects Heavy duty contacts (2) with PC Pins Heavy duty contacts (2) with Quick Connects CTA3 Distributor: Electro-Stock www.electrostock.com Tel: 630-682-1542 Fax: 630-682-1562 DIMENSIONS – CTA3F (Units = mm) Standard contacts (1) with Quick Connects Heavy duty contacts (2) with Quick Connects DIMENSIONS – CTA3M (Units = mm) Standard contacts (1) with Quick Connects Heavy duty contacts (2) with Quick Connects SCHEMATICS, PC PIN DIMENSIONS, & PC LAYOUTS (BOTTOM VIEWS) 1A 1B 1C 1U