1 thermal (t- and ta-line) t9-311 www.schurter.com /pg17_18_19 circuit breakers circuit breaker for equipment thermal, threaded-neck type, 1 pole t9-311: threaded neck type with nut nickel- plated description - threaded neck type - thermal circuit breaker - 1-pole - on request available with elevaled glow-wire ratings - quick connect terminal 6.3 x 0.8 mm unique selling proposition - reset type - cycling trip-free release - compact design - different mounting possibilities standards - iec 60934 - ul 1077 - csa c22.2 no. 235 - gb 17701 applications - designed for standard and medical applications - power supplies - uninterruptible power supply - power tools - industrial appliances - hvac - household appliances weblinks pdf-datasheet, html-datasheet, general product information, approvals, ce declaration of conformity , rohs, china-rohs, reach, distributor- stock-check, detailed request for product, product news technical data rated voltage ac 240 v, 50 / 60 hz rated voltage dc 48 / 32 v, see approvals rated current 3-16 a, see approbations conditional short circuit ca - pacity iec: inc, pc1, ac 240 v: 2 ka ? ul / csa: sc, ac 240 v dc 48 / 32 v: 2 ka, c1 degree of protection front side ip 40 endurance minimum iec: 200% ir, cos 0.6: min. 50 swit- ching cycles endurance typical 3-8 a: 150% ir, cos 0.9: 2500 switching cycles ? 10-16 a: 150% ir, cos 0.9: 6000 switching cycles dielectric strength 1500 vac insulation resistance 500 vdc > 1000 m ambient temperature 3 a: -5 c to 60 c ? 4 a: -5c to 50 c ? 5-16 a: -5 c to 60 c weight 9 - 13 g dimension t9-211/311 36.1 10.4 ? 15.4 10 19 5 8 3/8" -27uns 6.3x0.8 0.2 0.2 13.6 8.6 sw14 19 pannel thickness s = 0.8 - 5.5 mm
2 thermal (t- and ta-line) t9-311 www.schurter.com /pg17_18_19 circuit breakers 8.90 9.6 9.6 +0.10 0.00 hexagonal nut tzz12 / tzz51 3/8" -27uns 2.5 sw 14 cover tzz31fr ip65 optional, see accessory 13.6 17 approval rated current rated voltage ac rated voltage dc ul 1077 3 - 12 a 14 - 16 a 240 v 240 v 48 v 32 v csa 22.2 235 3 - 12 a 14 - 16 a 240 v 240 v 48 v 32 v iec 60934 3 - 12 a 14 - 16 a 240 v 240 v 48 v 32 v gb 17701 3 - 12 a 14 - 16 a 240 v 240 v 48 v 32 v typical internal resistance rated current [a] internal resistance [m ? ] 3 65.0 4 21.6 5 23.6 6 16.3 7 15.3 8 12.9 10 7.3 12 7.0 14 4.8 15 4.3 16 3.9
3 thermal (t- and ta-line) t9-311 www.schurter.com /pg17_18_19 circuit breakers time-current-curves time in seconds 23 45 16 78 10 [min] [sec] 10'000 1'000 100 1 0.1 10 30 20 10 5 3 1 60 t9 5 a -16 a (tc-1) 4 a (tc-2) 1.05 1.35 1.45 multiple of rated current in reference temperature +23 time in seconds 23 45 16 78 10 [min] [sec] 10'000 1'000 100 1 0.1 10 30 20 10 5 3 1 60 t9 3 a (tc-2) 1.05 1.5 multiple of rated current in reference temperature +23 effect of ambient temperature the units are calibrated for an ambient temperature of +23c. to determine the rated cur - rent for a lower or higher ambient temperature, use a correction factor (typical value) from the table below: ambient temperature [c] correction factor -5 0,85 +10 0,95 +23 1,00 +40 1,08 +60 1,21 example: rated current = 10 a; environmental temperature = 60 c; --> correction factor = 1.21; resulting current = 12.1 a --> fount to next higher rated current: 13 a accessory part number type resources / description 4404.0039 tzz31 protection cover for ip 65 4400.0420 tzz11 knurled nut nickel-plated 4400.0559 tzz11-414 knurled nut black 4400.0425 tzz12 additional hexagonal nut nickel-plated 4404.0072 tzz51 additional hexagonal nut pa 66 variants mounting front printing rated current order number threaded-neck type rated current not printed on front 3.0 a 4404.0049 threaded-neck type rated current not printed on front 4.0 a 4404.0019 threaded-neck type rated current not printed on front 5.0 a 4404.0025 threaded-neck type rated current not printed on front 6.0 4404.0020 threaded-neck type rated current not printed on front 7.0 a 4404.0027 threaded-neck type rated current not printed on front 8.0 a 4404.0021
4 thermal (t- and ta-line) t9-311 www.schurter.com /pg17_18_19 circuit breakers threaded-neck type rated current not printed on front 10.0 a 4404.0022 threaded-neck type rated current not printed on front 12.0 a 4404.0023 threaded-neck type rated current not printed on front 14.0 a 4404.0026 threaded-neck type rated current not printed on front 15.0 a 4404.0028 threaded-neck type rated current not printed on front 16.0 a 4404.0024 most popular. availability for all products can be searched real-time: http://www.schurter.com/stock-check/stock-check-schurter packaging unit 100 pcs the specifications, descriptions and illustrations indicated in this document are based on current information. all content is subject to modifications and amendments. information furnished is believed to be accurate and reliable. however, users should independently evaluate the suitability and test each product selected for their own applications. 13.10.2016
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