470 dimensions are shown for reference purposes only. dimensions are in inches over (millimeters) unless otherwise specified. specifications and availability subject to change. oeg catalog 1308242 issued 3-03 www.tycoelectronics.com technical support: refer to inside back cover. features meet ul tv-3 and csa tv-4 rating available for dm5 type. ?2 form a contact arrangements. immersion cleanable, sealed version available. meet 3,000v dielectric voltage between coil and contacts. meet 5,000v surge voltage between coil and contacts (1.2 / 50 s). osa series 2 pole miniature power pc board relay appliances, audio equipment, office machines ul file no. e82292 csa file no. lr48471 semko file no. 9452086 (available for dm5) tuv file no. r9551879 (available for dm5) initial insulation resistance between mutually insulated elements: 1,000m ohms min. @ 500vdc. mechanical data termination: printed circuit terminals. enclosure (94v-0 flammability ratings): osa-ss: vented (flux-tight) plastic cover. osa-sh: sealed plastic case. weight: 0.46 oz (13g) approximately. coil data @ 20 c operate data must operate voltage: 75% of nominal voltage or less. must release voltage: 10% of nominal voltage or more. operate time: 20 ms max. release time: 10 ms max. environmental data temperature range: operating: -30 c to +60 c vibration, mechanical: 10 to 55 hz., 1.5mm double amplitude operational: 10 to 55 hz., 1.5mm double amplitude. shock, mechanical: 1,000m/s 2 (100g approximately). operational: 100m/s 2 (10g approximately). operating humidity: 20 to 85% rh. (non-condensing). initial dielectric strength between open contacts: 1,000vac 50/60 hz. (1 minute). between coil and contacts: 3,000vac 50/60 hz. (1 minute). surge voltage between coil and contacts: 5,000v (1.2 / 50 s). contact data @ 20 c arrangements: 2 form a (dpst-no). material: ag-gs alloy (dm3) and agsno (dm5). max. switching rate: 300 ops./min. (no load). 30 ops./min. (rated load). expected mechanical life: 10 million operations (no load). expected electrical life: 100,000 operations (rated load). minimum load: osa-dm3: 1ma @ 1vdc. osa-dm5: 100ma @ 5vdc. initial contact resistance: 50 milliohms @ 1a, 6vdc. coil data voltage: 5 to 48vdc. nominal power: 540 mw coil temperature rise: 50 c max., at rated coil voltage. max. coil power: 130% of nominal. duty cycle: continuous. contact ratings ratings: osa-dm3: 3a @ 120vac resistive, 3a @ 24vdc resistive, osa-dm5: 5a @ 240vac resistive, 5a @ 30vdc resistive, tv-3 @ 120vac tungsten (ul), tv-4 @ 120vac tungsten (csa). max. switched voltage: osa-dm3: ac: 240v. dc: 50v. osa-dm5: ac: 250v. dc: 30v. max. switched current: 5a max. switched power: osa-dm3: 300va. osa-dm5: 1,100va. osa rated coil nominal coil must operate must release voltage current resistance voltage voltage (vdc) (ma) (ohms) 10% (vdc) (vdc) 5 106.4 47 3.75 0.50 6 88.0 68 4.50 0.60 9 58.0 155 6.75 0.90 12 44.4 270 9.00 1.20 24 21.8 1,100 18.00 2.40 48 11.0 4,400 36.00 4.80 users should thoroughly review the technical data before selecting a product part number. it is recommended that user also seek out the pertinent approvals files of the agencies/laboratories and review them to ensure the product meets the requirements for a given application.
471 dimensions are shown for reference purposes only. dimensions are in inches over (millimeters) unless otherwise specified. specifications and availability subject to change. www.tycoelectronics.com technical support: refer to inside back cover. oeg catalog 1308242 issued 3-03 reference data wiring diagram (bottom view) outline dimensions coil temperature rise operate time life expectancy pc board layout (bottom view) ordering information typical part number b osa -ss -2 24 d m 3 ,000 1. basic series: osa = miniature power pc board relay. 2. enclosure: ss = vent (flux-tight)* plastic cover. sh = sealed, plastic case. 3. termination: 2 = 2 pole 4. coil voltage: 05 = 5vdc 09 = 9vdc 24 = 24vdc 06 = 6vdc 12 = 12vdc 48 = 48vdc 5. coil input: d = standard 6. contact arrangement: m = 2 form a, dpst-no 7. contact rating: 3 = 3a @ 120vac resistive (dm3). 5 = 5a @ 240vac resistive (dm5). 8. suffix: ,000 = standard model other suffix = custom model * not suitable for immersion cleaning processes. 12 10 8 6 4 2 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0.1 0.2 0.3 0.4 0.5 0.6 0.7 coil power (w) coil power (w) time (msec) 60 50 40 30 20 10 temp. rise ( c) release time operate time 100 contact curr ent (a) operation (x 10 4 ) 10 1 0123 4 5 dm3 type, 120vac, 24vdc resistive dm5 type, 240vac, 30vdc resistive .976 .02 (24.8 .5) .96 .02 (24.4 .5) .018 (.45) .197 .008 (5.0 .2) .012 (.3) .59 .008 (15.0 .2) .295 .008 (7.5 .2) .157 .02 (4.0 .5) .508 .02 (12.9 .5) .02 (.5) .077 .008 (1.95 .2) .096 .008 (2.45 .2) .106 .008 (2.7 .2) .106 .008 (2.7 .2) .039 .004 (1.0 .1) .039 .004 (1.0 .1) 2 ?.039 dia (1.0) .197 .004 (5.0 .1) .59 .004 (15.0 .1) .295 .004 (7.5 .1) 4 ?.047 dia (1.2) none at present. our authorized distributors are more likely to maintain the following items in stock for immediate delivery.
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