www.saia-burgess.com saia-burgess switches 50 | 51 v4n snap-action microswitches subminiature v4n characteristics peg mounting option solder terminals 2.8 mm faston (quick connect) terminals pcb terminals sealed (ip 67) / unsealed (ip 40) pre-wired option snap-on terminal covers dimensions (mm) v4n 20 10,3 6,4 v4ns 20 16,6 6.4 actuator plunger, plain lever, roller lever approvals ul, csa and enec preferred range ordering reference actuating force sealing operating pos. terminal circuit actuator contacts electrical rating (n) (ozf) (mm) (in) v4nt7ul 1,40 5,0 ip40 8,40 0,33 solder co plain plunger silver 250 vac, 5 a v4nst7ul 2,50 9,0 ip67 8,40 0,33 solder co plain plunger silver 250 vac, 5 a v4nsul 2,50 9,0 ip67 8,40 0,33 pre-wired co plain plunger silver 250 vac, 5 a v4nt7y1ul 0,50 1,8 ip40 10,7 0,42 solder co straight lever silver 250 vac, 5 a v4nst7y1ul 0,90 3,2 ip67 10,6 0,42 solder co straight lever silver 250 vac, 5 a V4NSY1UL 0,90 3,2 ip67 10,6 0,42 pre-wired co straight lever silver 250 vac, 5 a v4nt7yrul 0,50 1,8 ip40 15,7 0,62 solder co roller lever silver 250 vac, 5 a v4nst7yrul 0,90 3,2 ip67 15,6 0,62 solder co roller lever silver 250 vac, 5 a v4nsyrul 0,90 3,2 ip67 15,6 0,62 pre-wired co roller lever silver 250 vac, 5 a 40621_inhalt_050 14.10.2004 7:56 uhr seite 50
www.saia-burgess.com saia-burgess switches 50 | 51 specifications housing flame-retardant glass-fibre reinforced nylon plunger polyacetal (pom) mechanism snap-action coil spring mechanism with stainless steel spring functions change-over, normally-closed or normally-open contacts silver terminals gold flashed temperature range ? ?0? to +85? mechanical life 5 10 6 cycles minimum (impact free actuation) for the cowl 3 10 6 protection ip40 (v4n - enclosure), ip67 (v4ns - enclosure) mounting side mounting actuators plain lever, roller lever accessories insulating sheet - n04619, clip-on terminal cover - tc102, long overtravel actuator - qa4 circuit diagram dimensions v4n yellow blue red mounting hole ? 2.54 0.05 [0.1] +0.1 mounting hole ? 2.25 -0.0 [0.09] [0.3] position [0.35] [0.09] 2.25 +0.1 -0.0 [0.3] [0.43] [0.21] [0.2] [0.375] [0.79] [19.7] operating [0.25] [0.09] ? 2.3 500 min 6.45 7.7 max 8.9 max free position 7.5 10.8 5.3 20.0 max 5.16 9.53 0.05 common (red) normally closed (blue) normally open (yellow) recommended maximum electrical ratings voltage load inductive load approval (max) (a) (a) v4nt7ul/ 250 vac 5 (0.75 pf) ul 1054/csa 22.2 no. 55 - 6,000 operations - 65 c v4nst7-ul 250 vac 5 2 en61058-1, t85, 10,000 operations 0 - 15 vdc 5 3 general rating - 50,000 operations (85 c) 15 - 30 vdc 5 3 general rating - 50,000 operations (85 c) v4ns-ul 250 vac 3 (0.75 pf) ul 1054/csa 22.2 no. 55 - 6,000 operations - 65 c 250 vac 5 2 en61058-1, t85, 10,000 operations 0 - 15 vdc 3 3 general rating - 50,000 operations (85 c) 15 - 30 vdc 3 3 general rating - 50,000 operations (85 c) 40621_inhalt_051 14.10.2004 7:57 uhr seite 51
www.saia-burgess.com saia-burgess switches 52 | 53 v4n operating characteristics actuating release free operating movement actuator reference force force position position differential maximum minimum maximum maximum (n) (ozf) (n) (ozf) (mm) (in) (mm) (in) (mm) (in) plunger v4nt7ul 1,4 5,00 0,28 1,00 9,2 0,36 8,4 0.3 0,33 0.012 0,1 0,004 v4nst7ul 2,5 9,00 0,30 1,00 9,2 0,36 8,4 0.3 0,33 0.012 0,1 0,004 v4nsul 2,5 9,00 0,3 1,00 9,2 0,36 8,4 0.3 0,33 0.012 0,1 0,004 y1 lever v4nt7y1ul 0,5 1,80 0,07 0,25 13,2 0,52 10,7 1.0 0,42 0.04 0,4 0,016 v4nst7y1ul 0,9 3,20 0,07 0,25 13,2 0,52 10,6 1.2 0,42 0.05 0,4 0,016 V4NSY1UL 0,9 3,20 0,07 0,25 13,2 0,52 10,6 1.2 0,42 0.05 0,4 0,016 width of lever 4.0 mm/0.16 in yr lever v4nt7yrul 0,5 1,80 0,07 0,25 17,8 0,70 15,7 1.0 0,62 0.04 0,4 0,016 v4nst7yrul 0,9 3,20 0,07 0,25 17,8 0,70 15,6 1.2 0,61 0.05 0,4 0,016 v4nsyrul 0,9 3,20 0,07 0,25 17,8 0,70 15,6 1.2 0,61 0.05 0,4 0,016 width of lever 4.0 mm/0.16 in over travel: plunger can be depressed flush with housing. the housing should not be used as an end stop. [0.09] ?2.3 18.0 [0.71] 18.5 [0.73] 40621_inhalt_052 14.10.2004 7:57 uhr seite 52
www.saia-burgess.com saia-burgess switches 52 | 53 type v4n type of sealing no symbol unsealed standard travel e unsealed with extended overtravel (0,5 mm) s sealed ip67 standard travel b sealed ip67 with extended overtravel (0,5 mm) terminals no symbol pre-wired 500 mm with cable box (v4ns/b only) t6 faston 2.03 0.5 6.6 long t7 solder 2.95 0.5 3.6 long t8 pcb 0.8 0.5 4,0 long t9 faston 2.8 0.5 8.1 long t81 bent pcb 0.8 0.5 3.8 long t82 bent pcb 0.8 0.5 3.8 long t84 short pcb 0.8 0.5 2.0 long t85 long pcb 0.8 0.5 6.85 long t11 solder 2.95 0.5 3.6 long circuit no symbol change-over c2 normally closed c4 normally open actuators no symbol without lever y1 plain lever 18.0 mm y2 plain lever 25.0 mm y3 plain lever 32.0 mm yc cam follower lever 18.5 mm yr roller lever 16.0 mm a1 plain lever 18.0 mm a2 plain lever 25.0 mm a3 plain lever 32.0 mm ac cam follower lever 18.5 mm ar roller lever 16.0 mm actuator position no symbol without lever, or lever fitted at the end nearest to the plunger 0 with lever fitted at end opposite to plunger contact material no symbol fine silver g gold plate on silver x gold alloy on silver palladium crosspoint approvals no symbol without approval ul ul, csa and enec approval v4n ordering reference 40621_inhalt_053 14.10.2004 7:57 uhr seite 53
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