CTA1M Distributor: Electro-Stock www.electrostock.com Tel: 630-682-1542 Fax: 630-682-1562 FEATURES: • Switching capacity up to 20A • Small size and light weight • PCB pin and quick connect mounting available • Suitable for automobile and lamp accessories • QS-9000, ISO-9002 Certified Manufacturing 20.0 x 15.2 x 22.0 mm CONTACT DATA Contact Arrangement Contact Rating Contact Resistance Contact Material Maximum Switching Power Maximum Switching Voltage Maximum Switching Current 1A = SPST N.O. 1B = SPDT N.C 1A: 20A @ 14VDC 1B: 15A @ 14VDC < 50 milliohms initial AgSnO2 280W 75VDC 30A COIL DATA Coil Voltage VDC Rated Max. 12 24 15.6 31.2 Coil Resistance Ω ± 10% Pick Up Voltage VDC (max) Release Voltage VDC (min) 75% of rated voltage 10% of rated voltage 8.4 16.8 1.2 2.4 124 489 Coil Power W Operate Time ms Release Time ms 1.16 10 7 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 1500V rms min. @ sea level 1000V rms min. @ sea level 100m/s2 for 11ms 1.27mm double amplitude 10-40Hz 10N (Quick Connect), 4N (PCB Pins) -40 °C to + 85 °C -40 °C to + 155 °C 230 °C ± 2 °C for 10 ± 0.5s 14.0g CTA1M Distributor: Electro-Stock www.electrostock.com Tel: 630-682-1542 Fax: 630-682-1562 ORDERING INFORMATION 1. Series: CTA1M 2.Contact Arrangement: 1A=SPST N.O. 1B=SPST N.C. 3. Sealing Options: S = Sealed C = Dust Cover 4. Termination Options: P = PCB Pins Q = Quick Connect 5. Coil Voltage: 12VDC 24VDC 6. Coil Suppression: Blank = Standard D = Diode (1N4005) R = Resistor (680 Ohms) CTA1M 1A S Q 12VDC ** Consult factory if other values are needed. DIMENSIONS (Units = mm) PC PIN DIMENSIONS (Units = mm) SCHEMATICS & PC LAYOUT (BOTTOM VIEWS) 1A 1B