panasonic corporation automation controls business unit industrial.panasonic.com/ac/e/ dk asctb177e 201202-t ordering information 1a 10a, 1a1b/2a 8a small polarized power relays dk relays vde rohs compliant features 1. compact with high capacity high capacity switching in a small package: 1 form a, 10 a 250 v ac; 1 form a 1 form b and 2 form a, 8 a 250 v ac. 2. high sensitivity: 200 mw nominal operating power 3. high breakdown voltage independent coil and the contact structure improves breakdown voltage. conforms with fcc part 68 4. latching types available 5. sealed construction allows automatic washing. 6. sockets are available 7. complies with safety standards complies with japan electrical appliance and material safety law requirements for operating 200 v power supply circuits, and complies with ul, csa, and t?v safety standards. typical applications 1. switching power supply 2. power switching for various oa equipment 3. control or driving relays for industrial machines (robotics, numerical control machines, etc.) 4. output relays for programmable logic controllers, temperature controllers, timers and so on. 5. home appliances between contact and coil between open contacts 4,000 vrms for 1 min. 10,000 v surge breakdown voltage 1,000 vrms for 1 min. 1,500 v surge breakdown voltage nominal coil voltage (dc) 3, 5, 6, 9, 12, 24v dk operating function nil: l2: single side stable 2 coil latching contact arrangement 1a: 2a: 1a1b: 1 form a 2 form a 1 form a 1 form b notes: 1. certified by ul, csa and t?v 2. vde approved type is available. contact material f: nil: 1 form a (agsno 2 type) 2 form a, 1 forma 1 form b (au-flashed agni type)
panasonic corporation automation controls business unit industrial.panasonic.com/ac/e/ dk asctb177e 201202-t types standard packing: carton: 50 pcs.; case: 500 pcs. * for sockets, see page 123. rating 1. coil data 1) single side stable 2) 2 coil latching contact arrangement nominal coil voltage single side stable 2 coil latching part no. part no. 1 form a 3v dc dk1a-3v-f dk1a-l2-3v-f 5v dc dk1a-5v-f dk1a-l2-5v-f 6v dc dk1a-6v-f dk1a-l2-6v-f 9v dc dk1a-9v-f dk1a-l2-9v-f 12v dc dk1a-12v-f dk1a-l2-12v-f 24v dc dk1a-24v-f dk1a-l2-24v-f 1 form a 1 form b 3v dc dk1a1b-3v dk1a1b-l2-3v 5v dc dk1a1b-5v dk1a1b-l2-5v 6v dc dk1a1b-6v dk1a1b-l2-6v 9v dc dk1a1b-9v dk1a1b-l2-9v 12v dc dk1a1b-12v dk1a1b-l2-12v 24v dc dk1a1b-24v dk1a1b-l2-24v 2 form a 3v dc dk2a-3v DK2A-L2-3V 5v dc dk2a-5v dk2a-l2-5v 6v dc dk2a-6v dk2a-l2-6v 9v dc dk2a-9v dk2a-l2-9v 12v dc dk2a-12v dk2a-l2-12v 24v dc dk2a-24v dk2a-l2-24v nominal coil voltage pick-up voltage (at 20 c 68 f ) drop-out voltage (at 20 c 68 f ) nominal operating current [ 10%] (at 20 c 68 f ) coil resistance [ 10%] (at 20 c 68 f ) nominal operating power max. applied voltage (at 20 c 68 f ) 3v dc 70%v or less of nominal voltage (initial) 10%v or more of nominal voltage (initial) 66.6ma 45 ? 200mw 130%v of nominal voltage 5v dc 40ma 125 ? 6v dc 33.3ma 180 ? 9v dc 22.2ma 405 ? 12v dc 16.6ma 720 ? 24v dc 8.3ma 2,880 ? nominal coil voltage set voltage (at 20 c 68 f ) reset voltage (at 20 c 68 f ) nominal operating current [ 10%] (at 20 c 68 f ) coil resistance [ 10%] (at 20 c 68 f ) nominal operating power max. applied voltage (at 20 c 68 f ) set coil reset coil set coil reset coil set coil reset coil 3v dc 70%v or less of nominal voltage (initial) 70%v or less of nominal voltage (initial) 66.6ma 66.6ma 45 ? 45 ? 200mw 200mw 130%v of nominal voltage 5v dc 40ma 40ma 125 ? 125 ? 6v dc 33.3ma 33.3ma 180 ? 180 ? 9v dc 22.2ma 22.2ma 405 ? 405 ? 12v dc 16.6ma 16.6ma 720 ? 720 ? 24v dc 8.3ma 8.3ma 2,880 ? 2,880 ?
panasonic corporation automation controls business unit industrial.panasonic.com/ac/e/ dk asctb177e 201202-t 2. speci?ations notes: *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. *2. wave is standard shock voltage of 1.2 50 s according to jec-212-1981 *3. the upper limit of the ambient temperature is the maximum temperature that can satisfy the coil temperature rise value. refer to usage, transport and storage conditions in notes. reference data characteristics item speci?ations contact arrangement 1 form a 1 form a 1 form b 2 form a contact resistance (initial) max. 30 m ? (by voltage drop 6 v dc 1a) contact material au-?shed agsno 2 type au-?shed agni type rating nominal switching capacity (resistive load) 10 a 250 v ac, 10 a 30 v dc 8 a 250 v ac,8 a 30 v dc 8 a 250 v ac,8 a 30 v dc max. switching power (resistive load) 2,500va, 300 w 2,000 va, 240 w 2,000 va, 240 w max. switching voltage 250 v ac, 125 v dc 250 v ac, 125 v dc 250 v ac, 125 v dc max. switching current 10 a 8 a 8 a nominal operating power 200 mw min. switching capacity (reference value)* 1 10m a 5 v dc electrical characteristics insulation resistance (initial) min. 1,000m ? (at 500v dc) measurement at same location as ?reakdown voltage section. breakdown voltage (initial) between open contacts 1,000 vrms for 1min. (detection current: 10ma.) between contact and coil 4,000 vrms for 1min. (detection current: 10ma.) surge breakdown voltage* 2 (initial) between contacts and coil 10,000 v temperature rise (coil) (at 65 c 149 f ) max. 40 c (by resistive method, nominal voltage applied to the coil; max. switching current) operate time [set time] (at 20 c 68 f ) max. 10 ms (approx. 5 ms) [10 ms (approx. 5 ms)] (nominal coil voltage applied to the coil, excluding contact bounce time.) release time [reset time] (at 20 c 68 f ) max. 8 ms (approx. 3 ms) [10 ms (approx. 3 ms)] (nominal coil voltage applied to the coil, excluding contact bounce time.) (without diode) mechanical characteristics shock resistance functional min. 98 m/s 2 (half-wave pulse of sine wave: 11 ms; detection time: 10 s.) destructive min. 980 m/s 2 (half-wave pulse of sine wave: 6 ms.) vibration resistance functional 10 to 55 hz at double amplitude of 1.5 mm (detection time: 10 s.) destructive 10 to 55 hz at double amplitude of 3 mm expected life mechanical min. 5 10 7 (at 300 times/min.) electrical min. 10 5 (resistive load, at 20 times/min., at rated capacity) conditions conditions for operation, transport and storage* 3 ambient temperature: ?0 c to +65 c ?0 f to +149 f , humidity: 5 to 85% r.h. (not freezing and condensing at low temperature) max. operating speed (at rated load) 20 times/min. unit weight approx. 5 g .18 oz approx. 6 g .21 oz approx. 6 g .21 oz 1-(1). maximum operating power (1 form a) 1-(2). maximum operating power (1 form a 1 form b, 2 form a) 2-(1). life curve (1 form a) 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 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) 2-(2). life curve (1 form a 1 form b, 2 form a) 3-(1). operate/release time (1 form a) tested sample: dk1a-24v, 5 pcs. 3-(2). operate/release time (1 form a 1 form b, 2 form a) tested sample: dk1a1b-12v, 5 pcs. 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 release time (with diode) operate time release time x x max. min. max. max. min. min. x 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
panasonic corporation automation controls business unit industrial.panasonic.com/ac/e/ dk asctb177e 201202-t dimensions (mm inch ) 4-(1). coil temperature rise (1 form a) tested sample: dk1a-12v, 5 pcs. ambient temperature: 30 c 86 f 4-(2). coil temperature rise (1 form a 1 form b, 2 form a) tested sample: dk1a1b-12v, 5 pcs. ambient temperature: 20 c 68 f 5-(1). ambient temperature characteristics (1 form a) tested sample: dk1a-24v, 6 pcs ambient temperature: ?0 c to +80 c ?0 f to +176 f 50 40 30 20 10 0 coil temperature rise, c coil applied voltage,%v 9080 100 110 120 130 10a 7a 5a 0a 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 drop-out voltage -20-40 8060400 20 70 80 90 100 110 120 130 pick-up voltage ambient temperature, c var iation ratio, % 5-(2). ambient temperature characteristics (1 form a 1 form b, 2 form a) 100 20 ambient temperature, c variation ratio, % pick-up voltage drop-out voltage 130 120 110 90 80 70 40 60 80 0?0?0 the cad data of the products with a cad data mark can be downloaded from: http://industrial.panasonic.com/ac/e/ 1. 1 form a type external dimensions single side stable type 2 coil latching type general tolerance: 0.3 .012 20 12.5 7.62 10.16 0.8 0.4 0.4 3.5 1.2 0.8 1.11 9.7 0.3 10.16 .787 .492 .300.400 .031.016 .016 .138 .047 .031 .044 .382 .012 .400 20 12.5 7.62 7.622.54 0.8 0.4 0.4 0.4 3.5 1.2 0.8 1.11 9.7 0.3 10.16 .787 .492 .300.300.100 .031.016 .016 .016 .138 .047 .031 .044 .382 .012 .400 pc board pattern (bottom view) tolerance: 0.1 .004 10.16 7.622.54 7.62 1.1 dia. .400 .300.100 .300 .043 dia. 10.16 7.622.54 7.62 1.1 dia. .400 .300.100 .300 .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 - ++ cad data
panasonic corporation automation controls business unit industrial.panasonic.com/ac/e/ dk asctb177e 201202-t safety standards notes for cautions f or us e . item ul/c-ul (recognized) csa (certi?d) vde (certi?d) t?v (certi?d) file no. contact rating file no. contact rating file no. contact rating file no. rating 1 form a e43028 10a 250v ac 1 / 3 hp 125, 250v ac 10a 30v dc lr26550 etc. 10a 250v ac 1 / 3 hp 125, 250v ac 10a 30v dc 006099ug ac 250v 10a (cos =1.0) ac 250v 5a (cos =0.4) dc 30v 10a (0ms) 8705 1645 520 10a 250v ac (cos =1.0) 5a 250v ac (cos =0.4) 10a 30v dc 1 form a 1 form b, 2 form a e43028 8a 250v ac 1 / 4 hp 125, 250v ac 8a 30v dc lr26550 etc. 8a 250v ac 1 / 4 hp 125, 250v ac 8a 30v dc 006099ug 1 form a 1 form b: ac 250v 8a (cos =1.0) 2 form a: ac 250v 8a (cos =1.0) ac 250v 4a (cos =0.4) 8705 1645 520 (1 form a 1 form b) 9407 13461 097 (2 form a) 8a 250v ac (cos =1.0) 4a 250v ac (cos =0.4) 8a 30v dc 2. 1 form a 1 form b type, 2 form a type external dimensions single side stable type 2 coil latching type general tolerance: 0.3 .012 20 15 7.62 10.16 0.8 0.4 0.4 2.42 3.5 0.8 1.11 9.7 0.3 10.16 .787 .591 .300.400 .031 .016 .138 .031 .044 .382 .012 .400 .016 .095 15 0.4 2.42 3.5 10.16 20 7.62 7.622.54 0.8 0.4 0.6 0.8 1.11 9.7 0.3 .016 .095 .591 .138 .400 .787 .300.300.100 .031 .016 .024 .031 .044 .382 .012 pc board pattern (bottom view) tolerance: 0.1 .004 10.16 10.16 7.62 1.1 dia. .400 .400 .300 .043 dia. 10.16 7.62 7.622.54 1.1 dia. .400 .300.300.100 .043 dia. schematic (bottom view) <1 form a 1 form b type> single side stable (deenergized condition) 2 coil latching (reset condition) <2 form a> single side stable (deenergized condition) 2 coil latching (reset condition) 134 865 - + 134 865 - + 7 + 134 865 - + 134 865 - + 7 + since this is a polarized relay, the connection to the coil should be done according to the above schematic. cad data 1. 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 soldering depth: 2/3 terminal pitch 2. external magnetic ?ld since dk relays are highly sensitive polarized relays, their characteristics will be affected by a strong external magnetic ?ld. avoid using the relay under that condition. 3. when using, please be aware that the a contact and b contact sides of 1 form a and 1 form b types may go on simultaneously at operate time and release time.
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