small size, heavy contact load, capable of standing strong current of 45a at 14vdc. pc board mounting.suitable for automatic control facilities and automobile application etc. both european 11mm pole distance and american 8mm pole distance available. 4120 c s 30 dc12v 1.6 1 2 3 4 5 6 ordering information 4 contact current 15:15a 20:20a 30:30a 45:45a 5 coil rated voltage(v) dc:6,9,12,18,24 6 coil power consumption 1.6:1.6w 1.9:1.9w contact data coil parameter 1 part number 4120 jqc-4 2 contact arrangement a:1a b:1b c:1c 3 enclosure s: sealed type z: dust cover o: open type caution: 1.the use of any coil voltage less than the rated coil voltage will compromise the operation of the relay. 2.pickup and release voltage are for test purposes only and are not to be used as design criteria. contact arrangement 1a spstno 1b spstnc 1c spdt(b-m) contact material agni agsno agcdo 2 contact rating (resistive) 1a: 45a/14vdc; 1b: 30a/14vdc; 1c:20a/120vac, 15a/28vdc, no 45a/14vdc ,nc 30a/14vdc max. switching power 560w 2400v a max. switching voltage 75vdc 380v ac max. switching current:45a contact resistance or voltage drop 30m item 4.12 of iec 61810-7 5 operation electrical 10 item 4.30 of iec 61810-7 7 life mechanical 10 item 4.31 of iec 61810-7 dash numbers coil voltage vdc rated max. coil resistance 10% pickup voltage vdc(max) (70%of rated voltage ) release voltage vdc(min) (10% of rated voltage) coil power consumption w operate time ms release time ms 5 3 006-1900 6 7.8 19 4.20 0.6 009-1900 9 11.7 42.6 6.30 0.9 012-1600 12 15.6 90 8.40 1.2 018-1600 18 23.4 202.5 12.6 1.8 024-1600 24 31.2 360 16.8 2.4 1.9 1.6 4120 (jqc-4) features dust covered open type 26.8 21.5 22.3 24 19 20 121 operation condition dimensions notes 1).dimensions are in millimeters. 2).inch equivalents are given for general information only . reference data 50hz 500v item 6 of iec 60255-5 50hz 750v item 6 of iec 60255-5 dimensions mounting (bottom view) wiring diagram(bottom view) insulation resistance 100m min (at 500vdc) item 7 of iec 60255-5 dielectric strength between contacts between contact and coil 2 shock resistance 200m/s 11ms iec68-2-27 t est ea vibration resistance 10~40hz double amplitude 1.27mm iec68-2-6 t est fc terminals strength 10n iec68-2-21 t est ua1 solderability 235 2 3 0.5s iec68-2-20 t est t a method 1 ambient t emperature -40~125 relative humidity 85% (at 40 ) iec68-2-3t est ca mass 19g (open type) 21g 10 86 4 2 t i m e ( m s e c ) 122 jqc-4 (4120) 24m ax 2 0 m q x 4 . 4 19max. usa european 14.8 2 2 . 3 m a x . 26.8max. 3 . 5 0 . 4 2-0.8 1 3-1 1.3 mm /inch 0.945max. 0 . 7 8 7 m a x . 0.748max. 0 . 1 7 3 2.7 0.173 9.09 5.35 2 . 2 8 0 . 0 9 0 0.583 0.358 0 .2 1 0 0.055 3 . 7 8 0 . 1 4 9 1 1 . 8 9 0 . 4 6 8 0.098 5- 2.5 2- 1.4 4 0.157 12.2 0.480 15.9 0.583 0.083 2- 2.1 5.9 0 .2 3 2 10.1 0.398 2 . 2 0 . 0 8 7 0.055 2- 1.4 0.079 3- 2 3 . 3 0 . 1 3 0 1 2 . 1 0 . 4 7 6 2.2 0.087 13.2 0.520 3.5 2-1 0.4 0.138 0.039 0.051 0.031 0.039 0.039 0.016 0 . 1 3 8 0 . 0 1 6 0 . 8 7 8 m a x . 1.055max. 21.5max. 0.846max. ningbo huaguan electronics corporation l td .
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