4 type of load life (min.) cycles x 10 3 28 vdc 115vac 400hz resistive inductive inductive motor lamp 25 12 10 5 25 15 10 5 * 60 hz loads rated for 10,000 operations ratings are continuous duty contact rating-amperes the series FCA-125 relay is a polarized single-side stable design, where the flux from a permanent magnet provides the armature holding force in the deactivated state, and its flux path is switched and combined with the coil flux in the operated state. this results in appreciably increased contact pressure in both states over that of a spring return nonpolar design. we also manufacture other versions of this relay: fca-325: 25 ampere 3pdt relay fcac-325: 25 ampere 3pst relay with 2 ampere, spdt auxiliary contacts hermetically sealed all welded construction balanced force permanent magnet drive contacts: silver cadmium oxide with gold plating coils for dc, 50 to 400hz and 400hz ac weight 1.6 ounces max. (45.4 grams) FCA-125 25 amperes, spdt series 50 10 20 50 50 115vac 60hz * 10 10 8 overload current 50 amps dc, 80amps 400hz rupture current 60 amps dc, 100 amps 400hz contact make bounce 1 millisecond at nominal voltage max. contact drop at 25 amps: initial 0.150 volts. end of life 0.175 volts tyco electronics mid-range military/aerospace relays * meets new spec mil-prf-83536/36 and mil-prf-83536/37 qpl approved q ualified to m il-r -6106/19*
5 coil data * max. contact opening under vibration or shock 10 microseconds nominal voltages freq. hz dc res. ac amps (b) pickup or below volts over temperature range 1 2 3 4 (a) 5 6 7 8 9 coil code must hold voltage (c) dropout or above volts 6 12 28 28 48 28 28 115 115 dc dc dc dc dc 400hz 50/400hz 400 hz 50/400hz 20 ? 80 ? 320 ? 320 ? 920 ? 180 ma 100 ma 40 ma 30 ma 4.5 9.0 18.0 18.0 32.0 22.0 22.0 90.0 95.0 2.5 4.5 7.0 7.0 14.0 10.0 10.0 40.0 40.0 0.3 0.75 1.5 1.5 2.5 1.25 1.25 5.0 5.0 a. code 4 coils have back emf suppression to 42 volts max. b. dc coil resistance 10% at 25?c; ac coil max. current at nominal voltage. c. relay will stay in picked-up state down to must hold voltages shown. d. max. overvoltage: 6 & 12 vdc coils 120% of nominal; all others 110% of nominal. e. coils available for other voltages and for ac 50/60hz. note: only dc coil models are qpl approved. -70?c to + 125?c 300,000 feet 200 g for 6 ms 100 g for 6 ms 30 g 33-3000hz 20 g 33-3000hz 0.4 g 2 /hz 50-2000hz 0.2 g 2 /hz 50-2000hz 1250 v rms 1000 v rms 350 v rms 100 m ? minimum 50 m ? minimum 10 ms or less 15 ms or less 10 ms or less 50 ms or less z, y, & x enclosures w & m enclosures (stud mtg.) z, y, & x enclosures w & m enclosures (stud mtg.) z, y, & x enclosures w & m enclosures (stud mtg.) all circuits to ground and circuit to circuit. coil to ground initial (500 vdc) after life or environmental tests dc relays ac relays dc relays ac relays general specifications temperature rating: altitude: shock:* vibration, sinusoidal:* vibration, random: * dielectric strength at sea level: dielectric strength at 80,000 feet: insulation resistance: operate time at nominal voltage: release time at nominal voltage: FCA-125 25 amperes, spdt series tyco electronics mid-range military/aerospace relays
6 below are shown the standard terminal types and the enclosures available. specify the assembly as indicated under how to order. dimensions are shown in inches .010 and (millimeters .25). FCA-125 25 amperes, spdt series tyco electronics mid-range military/aerospace relays
7 how to order (example) relay type terminals (socket pins, dc coil) enclosure (with flanges) coil (28 vdc with transient suppression). note: only dc coil models are qpl approved FCA-125-a y 4 FCA-125 25 amperes, spdt series tyco electronics mid-range military/aerospace relays
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