world products, llc 19654 eighth street east, sonoma, ca 95476 | phone (707) 996-5201 | fax (707) 996-3380 | www.worldproducts.com rev. 17.7 (04.19.10) 8 | industrial relays catalog industrial relays ul & cul file #e256619 features 1. miniature package with universal terminal footprint. 2. high dielectric withstanding for transient protection. 10,000 v surge between coil and contact. ordering information ra 1a - 12 h s t (1) (2) (3) (4) (5) (6) (1) basic designation ra = ra series (2) coil arrangement 1a = 1 form a 1c = 1 form c 2a = 2 form a 2c = 2 form c (3) coil voltage 3~48v (4) coil sensitivity nil = 720mw h =540mw (5) enclosure nil = unsealed type s = sealed type (6) capacity nil = standard t = high current note: 1fa, 1fc only ra series dimensions unit: mm schematics bottom view pcb layout bottom view unit: mm 1a 1c 2a 2c 12.80.5 0.60.2 10.2 12.80.5 10.2 0.60.2 2.3 0.5 2.3 0.5 2.6 0.5 2.6 0.5 3.6 0.5 3.6 0.5 1a t-t ype 1c t-t ype 2.6 0.5 2.6 0.5 3.6 0.5 3.6 0.5 2.65 0.5 2.65 0.5 1a 1c 2a 2c 1a t-type 1c t-type 1a 1c 2a 2c 1a t-type 1c t-type 7.6 5 20.3 2.1 4-?1.5 2-?1.0 2-?1.0 6-?1.5 5 7.6 20.3 2.1
world products, llc 19654 eighth street east, sonoma, ca 95476 | phone (707) 996-5201 | fax (707) 996-3380 | www.worldproducts.com rev. 17.7 (04.19.10) industrial relays catalog | 9 ra series coil r atings ( at 20c) type coil nominal voltage (vdc) nominal current (ma) coil resistance ( 10%) drop-out voltage (vdc) min. pick-up voltage (vdc) max. nominal operating power (w) max. allowable voltage (vdc) standard 3 240.00 12.5 5% 80% 0.72 130% of nominal voltage 5 138.89 36 6 120.00 50 9 78.26 115 12 60.00 200 18 40.00 450 24 29.27 820 48 14.55 3300 high sensitive 3 176.47 17 5% 80% 0.54 130% of nominal voltage 5 108.70 46 6 89.55 67 9 60.00 150 12 44.94 267 18 30.00 600 24 22.49 1067 48 11.25 4267 c ontact r atings contact arrangement 1a, 1c 2a, 2c 1a, 1c t-type max. switching power 2,500va 300w 1,200va 120w 4,000va 480w max. switching voltage 250vac 30vdc 250vac 30vdc 250vac 30vdc max. switching current 10a 5a 16a contact resistance (by voltage drop 1a 6vdc) 50m max. ul/ c-ul resistive load (cos ? = 1) inductive load (cos ? = 0.75 ~ 0.8) 10a / 250vac 10a / 30vdc 5a / 250vac 5a / 250vac 5a / 24vdc 2a / 240vac 2a / 120vac 16a / 250vac 8a / 250vac contact material silver alloy characteristics type standard high sensitive electrical life (at 20 cpm) 1 x 10 5 mechanical life (at 180 cpm) 1 x 10 7 initial insulation resistance 1000m 500vdc operate time 15 ms max. 20 ms max. release time 8 ms max. initial breakdown voltage 50/60hz 1000vac 1 min. (between open contacts) 50/60hz 5000vac 1 min. (between coil & contact) vibration resistance functional: 10 to 55hz at double amplitude of 1.5mm destruction: 10 to 55hz at double amplitude of 1.5mm shock resistance functional: min. 10g destruction: min. 100g ambient temperature -40c ~ +85c temperature rise (max.) 45 35 operating humidity 45 to 80% rh unit weight approx. 15g
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