dk specifications 10 a miniature power relay dk relays vde 1a 1a1b mm inch 12.5 .492 10 .394 20 .787 15 .591 10 .394 20 .787 features large capacity in small size: 10 a 250 v ac (1a) high sensitivity: 200 mw nominal operating power high breakdown voltage 4,000 vrms between contacts and coil 1,000 vrms between open contacts meeting fcc part 68 sealed construction latching types available contact coil #1 this value can change due to the switching frequency, environmental conditions, and desired reliability level, therefore it is recommended to check this with the actual load. remarks * speci?ations will vary with foreign standards certi?ation ratings. * 1 measurement at same location as ?nitial breakdown voltage section * 2 detection current: 10 ma * 3 wa ve is standard shock voltage of 1.2 50 s according to jec-212-1981 * 4 excluding contact bounce time * 5 half-wave pulse of sine wave: 11ms; detection time: 10 s * 6 half-wave pulse of sine wave: 6ms * 7 detection time: 10 s * 8 refer to 6. conditions for operation, transport and storage mentioned in ambient envi r onment characteristics arrangement 1 form a 2 form a, 1 form a 1 form b initial contact resistance, max. (by voltage drop 6 v dc 1a) 30 m ? contact material gold ?sh over silver alloy rating (resistive) nominal switching capacity 10 a 250 v ac 10 a 30 v dc 8 a 250 v ac 8 a 30 v dc max. switching power 300 w, 2,500 va 240 w, 2,000 va max. switching voltage 250 v ac, 30 v dc 250 v ac, 30 v dc max. switching current 10 a 8 a min. switching capacity #1 10 ma, 5 v dc expected life (min. operations) mechanical 5 10 7 electrical (resistive) 10 5 (10 a 250 v ac, 10 a 30 v dc) 10 5 (8 a 250 v ac, 8 a 30 v dc) nominal operating power 200 mw max. operating speed 20 cpm (at rated load) initial insulation resistance* 1 min. 1,000 m ? (at 500 v dc) initial breakdown voltage* 2 between open contacts 1,000 vrms between contacts and coil 4,000 vrms surge voltage between coil and contact* 3 min. 10,000 v operate time* 4 (at nominal voltage) max. 10 ms (approx. 5 ms) release time (without diode)* 4 (at nominal voltage) max. 8 ms (approx. 3 ms) temperature rise (at nominal voltage) max. 40 c with nominal coil voltage and at 10 a switching current shock resistance functional* 5 min. 98 m/s 2 {10 g} destructive* 6 min. 980 m/s 2 {100 g} vibration resistance functional* 7 88.2 m/s 2 {9 g}, 10 to 55 hz at double amplitude of 1.5 mm destructive 176.4 m/s 2 {18 g}, 10 to 55 hz at double amplitude of 3.0 mm conditions for operation, transport and storage* 8 (not freezing and condensing at low temperature) ambient temp. ?0 c to +65 c ?0 f to +149 f humidity 5 to 85% r.h. unit weight 1 form a approx. 5.6 g .20 oz 1 form a 1 form b, 2 form a approx. 6 g .21 oz typical applications switching power supply ? ow er switching for various oa equipment control or driving relays for industrial machines (robotics, numerical control machines, etc.) output relays for programmable logic controllers, temperature controllers, timers and so on. home appliances ordering information ex. dk notes: 1. standard packing carton: 50 pcs.; case: 500 pcs. ul/csa, t?v approved type is standard. 2. 1 coil latching type available. 1a l2 12v f contact arrangement 1a: 1 form a 2a: 2 form a 1a1b: 1 form a 1 form b nil: single side stable l2: 2 coil latching ? rohs directive conforming type (agsno 2 type) f: 1a nil: 2a, 1a1b ? rohs directive non-conforming type (agcdo type) nil: 1a 3, 5, 6, 9, 12, 24v operating function environmental supportcoil voltage all rights rese r v ed ?c opyright matsushita elect r ic w o r k s , ltd.
dk types and coil data (at 20 c 68 f ) single side stable 2 coil latching part no. nominal voltage, v dc pick-up voltage, v dc (max.) drop-out voltage, v dc (min.) nominal operating current, ma ( 10%) coil resistance, ( 10%) nominal operating power, mw maximum allowable voltage, v dc (at 65 c 149?f ) 1 form a dk1a-3v (-f) 3 2.1 0.3 66.6 45 200 3.9 dk1a-5v (-f) 5 3.5 0.5 40 125 200 6.5 dk1a-6v (-f) 6 4.2 0.6 33.3 180 200 7.8 dk1a-9v (-f) 9 6.3 0.9 22.2 405 200 11.7 dk1a-12v (-f) 12 8.4 1.2 16.6 720 200 15.6 dk1a-24v (-f) 24 16.8 2.4 8.3 2,880 200 31.2 1 form a 1 form b dk1a1b-3v 3 2.1 0.3 66.6 45 200 3.9 dk1a1b-5v 5 3.5 0.5 40 125 200 6.5 dk1a1b-6v 6 4.2 0.6 33.3 180 200 7.8 dk1a1b-9v 9 6.3 0.9 22.2 405 200 11.7 dk1a1b-12v 12 8.4 1.2 16.6 720 200 15.6 dk1a1b-24v 24 16.8 2.4 8.3 2,880 200 31.2 2 form a dk2a-3v 3 2.1 0.3 66.6 45 200 3.9 dk2a-5v 5 3.5 0.5 40 125 200 6.5 dk2a-6v 6 4.2 0.6 33.3 180 200 7.8 dk2a-9v 9 6.3 0.9 22.2 405 200 11.7 dk2a-12v 12 8.4 1.2 16.6 720 200 15.6 dk2a-24v 24 16.8 2.4 8.3 2,880 200 31.2 part no. nominal voltage, v dc set voltage, v dc (max.) reset voltage, v dc (max.) nominal operating current, ma ( 10%) coil resistance, ( 10%) nominal operating power, mw maximum allowable voltage, v dc (at 65 c 149?f ) set reset set reset set reset 1 form a dk1a-l2-3v (-f) 3 2.1 2.1 66.6 66.6 45 45 200 200 3.9 dk1a-l2-5v (-f) 5 3.5 3.5 40 40 125 125 200 200 6.5 dk1a-l2-6v (-f) 6 4.2 4.2 33.3 33.3 180 180 200 200 7.8 dk1a-l2-9v (-f) 9 6.3 6.3 22.2 22.2 405 405 200 200 11.7 dk1a-l2-12v (-f) 12 8.4 8.4 16.6 16.6 720 720 200 200 15.6 DK1A-L2-24V (-f) 24 16.8 16.8 8.3 8.3 2,880 2,880 200 200 31.2 1 form a 1 form b dk1a1b-l2-3v 3 2.1 2.1 66.6 66.6 45 45 200 200 3.9 dk1a1b-l2-5v 5 3.5 3.5 40 40 125 125 200 200 6.5 dk1a1b-l2-6v 6 4.2 4.2 33.3 33.3 180 180 200 200 7.8 dk1a1b-l2-9v 9 6.3 6.3 22.2 22.2 405 405 200 200 11.7 dk1a1b-l2-12v 12 8.4 8.4 16.6 16.6 720 720 200 200 15.6 dk1a1b-l2-24v 24 16.8 16.8 8.3 8.3 2,880 2,880 200 200 31.2 2 form a dk2a-l2-3v 3 2.1 2.1 66.6 66.6 45 45 200 200 3.9 dk2a-l2-5v 5 3.5 3.5 40 40 125 125 200 200 6.5 dk2a-l2-6v 6 4.2 4.2 33.3 33.3 180 180 200 200 7.8 dk2a-l2-9v 9 6.3 6.3 22.2 22.2 405 405 200 200 11.7 dk2a-l2-12v 12 8.4 8.4 16.6 16.6 720 720 200 200 15.6 dk2a-l2-24v 24 16.8 16.8 8.3 8.3 2,880 2,880 200 200 31.2 all rights rese r v ed ? c o p y r i gh t matsushita elect r ic w o r k s , ltd.
dk reference data 1. 1 form a type 2. 1 form a 1 form b type, 2 form a type1. 1 form a type 1. maximum operating power 2 . life curve 3. operate/release time sample: dk1a-24v, 5 pcs. ac resistive load dc resistive load dc inductive load (l/r = 7 ms) ac inductive load (cos = 0.4) contact voltage, v contact current, a 10 100 1,000 0.1 1 10 100 012345678910 10 100 1,000 1 life, 10 4 contact voltage, v 250 v ac resistive load 30 v dc resistive load 250 v ac inductive load (cos = 0.4) 30 v dc inductive load (l/r = 7 ms) 80 90 10 110 120 130 140 0 1 2 3 4 5 6 7 8 9 coil applied voltage,%v operate/release time, ms release time (with diode) operate time release time x x max. min. max. max. min. min. x 4. coil temperature rise (at 30 c 68 f ) sample: dk1a-12v, 5 pcs. 5. ambient temperature characteristics sample: dk1a-24v, 6 pcs ambient temperature: e40 c to +80 c e40 f to +176 f 6. operate/release time (at 20 c 68 f ) sample: dk1a-24v (50 pcs.) 7 a 5 a 10 a 0 a 80 90 100 110 120 130 0 10 20 30 40 50 coil temperature rise, c coil applied voltage,%v 100 20 130 120 110 90 80 70 40 60 80 0e20e40 ambient temperature, c variation ratio, % drop-out voltage pick-up voltage 0 10 20 30 operate/release time, ms distribution frequency 12 3456 operate time release time 7. contact resistance (at 20 c 68 f ) sample: dk1a-24v (50 pcs.) 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 0 2 4 6 8 10 12 14 16 18 20 22 24 26 contact resistance, m distribution frequency 1. maximum operating power 2 . life curve 3. operate/release time (at 20 c 68 f ) sample: dk1a1b-12v, 5 pcs. contact voltage, v contact current, a ac resistive load dc inductive load (l/r = 7 ms) dc resistive load ac inductive load (cos = 0.4) 0.1 1 5 10 10 100 1,000 012345678910 10 100 1,000 1 life, 10 4 contact current, a 250 v ac resistive load 30 v dc resistive load 250 v ac inductive load (cos = 0.4) 30 v dc inductive load (l/r = 7 ms) 80 90 10 110 120 130 140 0 1 2 3 4 5 6 7 8 9 coil applied voltage,%v operate/release time, ms min. max. x max. max. min. min. release time (with diode) operate time release time x x all rights rese r v ed ? c o p y r i gh t matsushita elect r ic w o r k s , ltd.
dk dimensions mm inch 4. coil temperature rise sample: dk1a1b-12v, 5 pcs. ambient temperature: 20 c 68 f 5. ambient temperature characteristics 80 90 100 110 120 130 0 10 20 30 40 50 coil temperature rise, c coil applied voltage,%v 8 a 5 a 0 a 100 20 ambient temperature, c variation ratio, % pick-up voltage drop-out voltage 130 120 110 90 80 70 40 60 80 0e20e40 1. 1 form a type single side stable type 2 coil latching type general tolerance: 0.3 .012 20 .787 12.5 .492 7.62 .300 10.16 .400 0.8 .031 0.4 .016 0.4 .016 3.5 .138 1.2 .047 0.8 .031 1.11 .044 9.7 .382 0.3 .012 10.16 .400 20 .787 12.5 .492 7.62 .300 7.62 .300 2.54 .100 0.8 .031 0.4 .016 0.4 .016 0.4 .016 3.5 .138 1.2 .047 0.8 .031 1.11 .044 9.7 .382 0.3 .012 10.16 .400 pc board pattern (copper-side view) the above shows 2 coil latching type. no.5 terminal is eliminated on single side stable type. tolerance: 0.1 .004 10.16 .400 7.62 .300 2.54 .100 7.62 .300 1.1 dia. .043 dia. 10.16 .400 7.62 .300 2.54 .100 7.62 .300 1.1 dia. .043 dia. schematic (bottom view) single side stable (deenergized condition) 2 coil latching (reset condition) since this is a polarized relay, the connection to the coil should be done according to the above schematic. 134 6 - + 134 65 - ++ 2. 1 form a 1 form b type, 2 form a type single side stable type 2 coil latching type note: relay out-line and pc board pattern are common for both 1 form a 1 form b type and 2 form a type. general tolerance: 0.3 .012 20 .787 15 .591 7.62 .300 10.16 .400 0.8 .031 0.4 .016 0.4 .016 2.42 .095 3.5 .138 0.8 .031 1.11 .044 9.7 .382 0.3 .012 10.16 .400 15 .591 0.4 .016 2.42 .095 3.5 .138 10.16 .400 20 .787 7.62 .300 7.62 .300 2.54 .100 0.8 .031 0.4 .016 0.6 .024 0.8 .031 1.11 .044 9.7 .382 0.3 .012 pc board pattern (copper-side view) tolerance: 0.1 .004 10.16 .400 10.16 .400 7.62 .300 1.1 dia. .043 dia. 10.16 .400 7.62 .300 7.62 .300 2.54 .100 1.1 dia. .043 dia. schematic (bottom view) <1 form a 1 form b type> single side stable (deenergized condition) 2 coil latching (reset condition) 134 865 - + 134 865 - + 7 + <2 form a> single side stable (deenergized condition) 2 coil latching (reset condition) 134 865 - + 134 865 - + 7 + since this is a polarized relay, the connection to the coil should be done according to the above schematic. all rights rese r v ed ? c o p y r i gh t matsushita elect r ic w o r k s , ltd.
dk specifications remarks * 1 detection current: 10 ma dimensions mm inch fixing and removal method for cautions f or us e , see rel a y t e c hnical in f ormation breakdown voltage* 1 4,000 vrms (except the portion between coil terminals) insulation resistance min. 1,000 m (at 500 v dc) heat resistance 150 c (for 1 hour) max. continuous current 10 a (dk1a-ps, dk1a-psl2), 8 a (dk2a-ps, dk2a-psl2) dk relay socket types and relay compatibility socket 1 form a 1 form a 1 form b, 2 form a relay single side stable type 2 coil latching type single side stable type 2 coil latching type 1 form a single side stable type dk1a-ps dk1a-psl2 ? ? 2 coil latching type ? dk1a-psl2 ? ? 1 form a 1 form b 2 form a single side stable type ? ? dk2a-ps dk2a-psl2 2 coil latching type ? ? ? dk2a-psl2 23 0.6 .906 .024 15 0.6 .591 .024 1 form a type 23 0.6 .906 .024 15 0.6 .591 .024 1 form a 1 form b type, 2 form a type 0.8 .031 13.7 0.6 .539 .024 6 0.3 .236 .012 3.4 0.3 .134 .012 17 0.6 .669 .024 0.25 .010 0.3 0.1 .012 .004 2.54 0.1 .100 .004 7.62 0.3 .300 .012 7.62 0.3 .300 .012 13.7 0.6 .539 .024 3.4 0.3 .134 .012 17 0.6 .669 .024 0.3 0.1 .012 .004 10.16 0.3 .400 .012 7.62 0.3 .300 .012 10.16 0.3 .400 .012 10.16 0.3 .400 .012 6 0.3 .236 .012 general tolerance: 0.3 .012 pc board pattern (copper-side view) 1 form a 1 form a 1 form b the above shows 2 coil latching type. no.2 and 5 terminal are eliminated on single side stable type. tolerance: 0.1 .004 2.54 .100 2.54 .100 1.2 dia. .047 dia. 12 65 43 2.54 .100 2.54 .100 12 65 87 43 1.2 dia. .047 dia. 1. match the direction of relay and socket. 2. both ends of the relay are to be secured trmly so that the socket hooks on the top surface of the relay. 3. remove the relay, applying force in the direction shown below. 4. in case there is not enough space to grasp relay with tngers, use screwdrivers in the way shown below. good no good notes 1. phase synchronization of ac-load switching in case of switching the contact synchronized with phase of load voltage, the life of contact might be shorter or contact failure might be caused. please contrm this matter in the actual system in this case. if necessary, the phase control would be recommended. 2. soldering should be done under the following conditions: 250 c 482 f within 10s 300 c 572 f within 5s 350 c 662 f within 3s vin vin load voltage load voltage ry load all rights rese r v ed ? c o p y r i gh t matsushita elect r ic w o r k s , ltd.
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