distributor: electro-stock www.electrostock.com tel: 630-682-1542 fax: 630-682-1562 features: ? large switching capacity up to 40a ? small size and light weight ? pcb pin and quick connect mounting available ? suitable for automobile and lamp accessories ? qs-9000, iso-9002 certified manufacturing 26.0 x 26.0 x 24.5 (39.5) mm contact data contact arrangement 1a = spst n.o. 1b = spst n.c. 1c = spdt 1u = spst n.o. (2 terminals) contact rating 1a: 40a @ 14vdc 1b: 30a @ 14vdc 1c: 40a @ 14vdc n.o. and 30a @ 14vdc n.c. 1u: 2x20a @ 14vdc contact resistance < 30 milliohms initial contact material agsno 2 maximum switching power 630w maximum switching voltage 75vdc maximum switching current 40a coil data coil voltage vdc coil resistance ? 10% rated max. 1.6w 1.9w 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 6 7.8 22.5 19 4.2 0.6 12 15.6 90 75.8 8.4 1.2 24 31.2 360 303.2 16.8 2.4 1.6 or 1.9 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. 3. when testing, coil terminals should be connected if coil transient suppression is installed in relay. general data electrical life @ rated load mechanical life 100k cycles, typical 10m cycles, typical insulation resistance 100m ? min @ 500vdc dielectric strength, coil to contact contact to contact 750v rms min. @ sea level 500v rms min. @ sea level shock resistance 147m/s 2 for 11ms vibration resistance 1.5mm double amplitude 10-40hz terminal (copper alloy) strength 8n (quick connect), 4n (pcb pins) operating temperature storage temperature -40 c to + 85 c -40 c to + 155 c solderability 230 c 2 c for 10 0.5s weight 31g cta2
distributor: electro-stock www.electrostock.com tel: 630-682-1542 fax: 630-682-1562 ordering information 1. series: cta2 standard cta2f with mounting flange cta2m with metal bracket cta2 2.contact arrangement: 1a = spst n.o. 1b = spst n.c. 1c = spdt 1u = spst n.o. (2 terminals) 1c 3. sealing options: s = sealed c = dust cover s 4. termination: p = pcb pins q = quick connect q 5. coil voltage: 6vdc 12vdc 24vdc 12 6. coil power: 1.6 = 1.6w 1.9 = 1.9w 1.6 7: coil suppression: blank = standard d = diode (1n4005) cathode on ?86? terminal d1 = diode (1n4004) cathode on ?86? terminal r = resistor (680 ohms) 2d = 2 diodes (1n4005) dr = diode & resistor cathode on ?86? terminal (1n4005 & 680 ohms) ** consult factory if other values are needed. z 8. contact material: z = agsno 2 dimensions ? cta2 (units = mm) cta2 with pc pins cta2 with quick connects cta2
distributor: electro-stock www.electrostock.com tel: 630-682-1542 fax: 630-682-1562 dimensions ? cta3f & cta2m (units = mm) cta2f with quick connects cta2m with quick connects schematics, pc pin dimensions, & pc layouts (bottom views) 1a 1b 1c 1u cta2
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