dss series (for telecommunication applications) features characteristics part number system dimensions marking surge protection for telephone lines(telephone, modem, facsimile etc.) surge protection for telecommunication lines(computer etc.) some models are recognized by ul. dss 301 - series dc spark-over voltage (vs) the first two digits are significant, and the third is number of zeros. example) 301 -> 30x10 1= 300v s - taping form l dc spark-over voltage tolerance l ? 15% m ? 20% 00 taping dimensions a axial taping c radial taping s no taping b packing form b bulk pack f flat pack taping r reel taping taping width pitch unit:mm symbol 04 (radial taping) 12 26 10 12.7 00 no taping 10 22 52 30.0 ? 3.0 30.0 ? 3.0 ? 0.50 ? 0.05 ? 3.3 ? 0.4 7.0 ? 1.0 unit:mm color code 99 88 351m 77 66 601m 55 44 301l 401m 33 201m 2 2 11 white gray purple blue green yellow orange red brown black 00 part number lot no. (ten ? s digit) lot no. (unit ? s digit) first color band second color band third color band series part number dss dss-601m dss-401m dss-351m dss-301l DSS-201M - ? - ? ul 497b 2) ul recognized - dc spark-over voltage vs insulation resistance ir electrostatic capacitance 1khz-6v max. 600v(480~720) 1): doc 1cycle 10/1000 sec. 1kv-12 times, 100/1000 sec. 1kv-12 times respectively. 2): ul standard ul 497b file no. e175280(n) 400v(320~480) 350v(280~420) 100m ? min. 1pf max. surge life test doc 1cycle 1) 300v(255~345) 200v(160~240) dc 100v dc 250v surge current capacity 8/20 sec. 500a
taping and packing form (dsp and dss series) taping packing quantity / packing form axial taping s 0.8 max. t 3.2 min. r lead wire must not project from tape. z 1.2 max. t 6.0 ? 1.0 l 1 -l 2 1 max. p 5.0 ? 0.5 a21 a11 w symbol high voltage dsp (mm) 26 +1.5 -0.0 52 +2.0 -1.0 1 max. 10.0 ? 0.5 a22 a12 high voltage dss (mm) 26 +1.5 -0.0 52 +2.0 -1.0 r st s t w l 1 l 2 d 1 d l t z p radial taping (* high voltage dss is not provided in this form.) w 1 w l p 0 d 0 h 1 h 0 d 1 p 2 d p p 1 f d 0 ? 4.0 ? 0.2 h 1 32.25 max. h 0 16.0 ? 0.5 w 1 9.0 ? 0.5 w 18.0 f 5.0 ? 0.5 p 2 6.35 ? 1.3 p 1 3.85 ? 0.5 p 0 12.7 ? 0.3 p 12.7 ? 1.0 symbol dimensions(mm) dimensions(mm) +1.0 -0.5 bulk c04f: 2000 pcs/box axial taping (reel) a21r: 4000 pcs/reel c04r: 3000 pcs/reel axial taping (ammo pack) radial taping (reel) radial tapking (ammo pack) a21f: 2000 pcs/box axial taping (ammo pack) a11f: 2000 pcs/box bulk s00b: 200 pcs/pouch form high voltage dsp unit quantity a22r: 3000 pcs/reel a22f: 1000 pcs/box a12f: 1000 pcs/box high voltage dss unit quantity c 255mm b 75mm a 68mm 120mm 150mm ammo pack a c b c 335mm b 183mm a 48mm 58mm 345mm 345mm c04f c04r ammo pack a c b c 255mm b 85mm a 47mm ammo pack a c b c 400max w 68mm b 35min a 14min reel c w b a
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