Thermal Automotive Circuit Breaker 129-L11-H-KF Description Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism and separate manual release (M-type TO CBE to EN 60934). Designed for bolt-on mounting with terminal block type 83-P10. Typical applications Extra low voltage wiring systems on all types of vehicles and marine craft. 1 Ordering information 129-L11-H-KF Type No. 129 base mounting and connection Terminal design Technical data L11 90 bent terminals Manual release Voltage rating DC 28 V H manual release facility (UL: AC 250 V DC 50 V) Housing Current ratings 3...25 A KF standard Current ratings Typical life 5,000 operations at 2 x I N 3...25 A Ambient temperature -40...+75 C (-40...167 F) Insulation co-ordination rated impulse pollution 129 - L11 - H - KF - 10 A = ordering example (IEC 60664 and 60664 A) withstand voltage degree 2.5 kV 2 Please be informed that we have minimum ordering quantities to be observed. Dielectric strength (IEC 60664 and 60664A) test voltage operating area AC 1,500 V Standard current ratings and typical internal resistance values Insulation resistance > 100 M (DC 500 V) Interrupting capacity I 3...5 A 20 x I cn N 6...25 A 400 A Current Internal Current Internal rating (A) resistance () rating (A) resistance () Interrupting capacity I U N N (UL 1077) 0.05...25 A DC 50 V 2,500 A 3 0.1 8 0.02 Degree of protection operating area IP32 (IEC 60529/DIN 40050) terminal area IP00 3.5 0.06 10 < 0.02 Vibration 10 g (55-2,000 Hz) 0.76 mm (10-55 Hz) 4 0.06 12 < 0.02 to VG 95210 part 28 4.5 0.05 16 < 0.02 Shock 50 g (11 ms) to VG 95210 part 28 5 0.05 20 < 0.02 Corrosion 96 hours at 5 % salt mist, 6 0.02 25 < 0.02 to VG 95210 part 2 7 0.02 Humidity 240 hours at 95 % RH to VG 95210 part 7 Mass approx. 25 g Approvals Authority Standard Rated voltage Current ratings VDE IEC / EN 60934 AC 250 V 3 A25 A DC 28 V 3 A25 A UL UL 1077 AC 250 V 0.05 A20 A DC 50 V 0.05 A25 A CSA C22.2 No 235 AC 250 V 0.05 A20 A DC 50 V 0.05 A25 A BWB VG 95345 DC 28 V 6 A25 A Part 9 1816 www.e-t-a.de 1Thermal Automotive Circuit Breaker 129-L11-H-KF Typical time/current characteristics at +23 C/+73.4 F Dimensions 4 .157 10000 3 - 20 A 25 A 1000 100 1 31 11.5 1.22 .453 50.1 .197.004 10 40 1.57 50 1 1.97 0.1 Internal connection diagram 1426 810 20 40 ... times rated current 1 The time/current characteristic curve depends on the ambient temperature prevailing. In order to eliminate nuisance tripping, please multiply the circuit breaker current ratings by the derating factor shown below. See also section Technical information. -40 -4 +14 +32 +73.4 +104 +122 +140 +167 Ambient temp. F -40 -20 -10 0 +23 +40 +50 +60 +75 C 2 0.60 0.76 0.84 0.92 1 1.08 1.16 1.24 1.35 Derating factor mm This is a metric design and millimeter dimensions take precedence ( ) inch All dimensions without tolerances are for reference only. In the interest of improved design, performance and cost effectiveness the right to make changes in these specifications without notice is reserved.Product markings may not be exactly as the ordering codes. Errors and omissions excepted. 2 www.e-t-a.de 1816 4.30.1 OFF 13.5 .169.004 .532 8.5 ON .335 4.30.1 0.8 .169.004 .031 8 .315 45 1.77 Trip time in seconds