Thermal Overcurrent Circuit Breaker 127-... Description Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934 M-type when fitted with optional manual release feature). Available in versions for plug-in or integral mounting, track mounting, or with a frame for snap-in panel mounting. The optional -KF housing is particularly suited to high humidity and other damp conditions. Approved to CBE standard EN 60934 (IEC 60934). Typical applications Motors, transformers, solenoids, battery chargers, extra low voltage 1 systems. 127-P10-H-KF 127-T12-H Ordering information Technical data Type No. 127 For further details please see: www.e-t-a.de/ti e Mounting options Voltage rating AC 250 V DC 28 V leave blank for integral/plug-in option (UL: AC 250 V DC 50 V) T12 track mounting with screw terminals M4 Terminal design (for use with and without flange -F) Current ratings 0.05...25 A P10 blade terminals A6.3-0.8 (QC .250) Typical life 0.05...16 A 5,000 operations at 2 x I , inductive N Manual release 17...25 A 5,000 operations at 2 x I , resistive N H manual release facility Ambient temperature -20...+60 C (-4...+140 F) Special housing Insulation co-ordination rated impulse pollution KF for tropical and high humidity conditions (IEC 60664 and 60664 A) withstand voltage degree Current ratings 2.5 kV 2 0.05...25 A reinforced insulation in operating area 127 - F - P10 - H - KF - 10 A ordering example Dielectric strength (IEC 60664 and 60664A) test voltage Please be informed that we have minimum ordering quantities to be observed. operating area AC 3,000 V Insulation resistance > 100 M (DC 500 V) Interrupting capacity I 0.05...2.5 A 8 x I cn N Standard current ratings and typical internal resistance values 3...5 A 20 x I N 6...12 A 200 A 13...25 A 300 A Current Internal Current Internal rating (A) resistance () rating (A) resistance () Interrupting capacity I U N N (UL 1077) 0.05...20 A AC 250 V 2,000 A 0.05 280 1.5 0.6 0.05...25 A DC 50 V 2,500 A 0.08 100 1.8 0.4 Degree of protection operating area IP40 (IEC 60529/DIN 40050) terminal area IP00 0.1 110 2 0.3 Vibration 8 g (57-500 Hz) 0.61 mm (10-57 Hz) 0.15 56 2.5 0.2 to IEC 60068-2-6, test Fc, 0.2 29 3 0.1 10 frequency cycles/axis 0.25 18 3.5 0.06 Shock 25 g (11 ms), to IEC 60068-2-27, test Ea Corrosion 96 hours at 5 % salt mist, 0.3 14 4 0.06 to IEC 60068-2-11, test Ka 0.35 9.8 4.5 0.05 Humidity 240 hours at 95 % RH to IEC 60068-2-78, test Cab 0.4 7 5 0.05 Mass 127-P10-..: approx. 20 g 0.45 5.9 6 0.02 127-T..-: approx. 35 g 0.5 4.9 7 0.02 0.6 3.4 8 0.02 Approvals 0.7 2.5 10 < 0.02 0.8 1.8 15 < 0.02 Authority Standard Rated voltage Current ratings 0.9 1.5 16 < 0.02 VDE IEC / EN 60934 AC 250 V 0.05 A25 A 1 1.2 20 < 0.02 DC 28 V 0.05 A25 A 1.2 0.8 25 < 0.02 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 CQC GB 17701 AC 250 V 0.05 A25 A DC 28 V 0.05 A25 A 1833 www.e-t-a.de 1Thermal Overcurrent Circuit Breaker 127-... Dimensions Internal connection diagram 127-P10-H-KF 1 0.05...25 A 4 .157 2 1 Typical time/current characteristics at +23 C/+73.4 F 13 2 10000 0.05 - 2.7 A 19.8 11.5 .780 2.8 - 23 A .453 31 25 A 1.22 blade terminal DIN 46244-A6.3-0.8 1000 (QC .250) 100 127-T12-H 31 1.22 4 11.5 .157 .453 10 1 13 .512 M4 0.1 1426 81020 40 ... times rated current The time/current characteristic curve depends on the ambient temperature spacing 14 44 prevailing. In order to eliminate nuisance tripping, please multiply the tightening torque .551 1.73 for M4 max. 1.2 Nm circuit breaker current ratings by the derating factor shown below. See also 54 section Technical information. G profile 2.13 EN 50035-G... -4 +14 +32 +73.4 +104 +122 +140 Ambient temperature F -20 -10 0 +23 +40 +50 +60 C 0.76 0.84 0.92 1 1.08 1.16 1.24 Derating factor Installation drawings 127-T12-H operating area 1 .039 mounting area mm This is a metric design and millimeter dimensions take precedence ( ) inch 2 www.e-t-a.de 1833 53 max. 2 2.09 63 max .079 35 2.48 1.38 52 2.05 9.4 45 13.5 OFF .370 1.77 .531 6 ON 8 ON .236 25 .315 12 OFF .984 .472 max. 2 35 max .079 1.38 53 47 2.09 1.85 7 .276 max. 2 34 max .079 1.34 Trip time in seconds