CIT RELAY™ CTA5 FEATURES: • Switching capacity up to 40A @ 14VDC • Small size and light weight • PCB pin mounting available • Suitable for automobile and lamp accessories • Two footprint styles available 24.0x19.0x20.0mm CONTACT DATA Contact Arrangement Contact Rating Contact Resistance Contact Material Maximum Switching Power Maximum Switching Voltage Maximum Switching Current 1A = SPST N.O. 1B = SPST N.C. 1C = SPDT 1A: 40A @ 14VDC 1B: 30A @ 14VDC, 20A @ 120VAC, 15A @ 28VDC 1C: 30A @ 14VDC, 20A @ 120VAC, 15A @ 28VDC < 50 milliohms initial AgCdO 360W 75VDC, 380VAC 40A COIL DATA Coil Voltage VDC Rated Max. 6 9 12 18 24 7.8 11.7 15.6 23.4 31.2 Coil Resistance Ω ± 10% 1.6W 22.5 50.6 90.0 202.5 360.0 1.9W 19.0 42.6 75.8 170.5 303.2 Pick Up Voltage VDC (max) Release Voltage VDC (min) 75% of rated voltage 10% of rated voltage 4.2 6.3 8.4 12.6 16.8 0.6 0.9 1.2 1.8 2.4 Coil Power W Operate Time ms Release Time ms 1.6 or 1.9 5 3 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 750V rms min. @ sea level 500V rms min. @ sea level 200m/s2 for 11ms 1.27mm double amplitude 10-40Hz 10N -40 °C to + 85 °C -40 °C to + 155 °C 230 °C ± 2 °C for 10 ± 0.5s 19g open. 21g covered CIT RELAY Website: www.citrelay.com Tel: 763-535-2339 Fax: 763-535-2194 CIT RELAY™ CTA5 ORDERING INFORMATION 1. Series: CTA5 2.Contact Arrangement: 1A = SPST N.O. 1B = SPST N.C. 1C = SPDT 3. Sealing Options: O = Open Frame S = Sealed C = Dust Cover 4. Contact Ratings: 15 = 15A 30 = 30A 40 = 40A 5. Coil Voltage: 6VDC 9VDC 12VDC 18VDC 24VDC 6. Coil Power: 1.6 = 1.6W 1.9 = 1.9W 7. PCB Layout: S = Standard E = European CTA5 1A C 40 12VDC DIMENSIONS: (Units = mm) 1.6 S PCB Layout Standard European Schematic CIT RELAY Website: www.citrelay.com Tel: 763-535-2339 Fax: 763-535-2194