E-T-A 452-K14-LN2-100A

High Performance Thermal-Magnetic Circuit Breaker 452-... Description Single pole high performance thermal-magnetic circuit breaker, with tease-free, trip-free, snap action mechanism and push/pull on/off actuation (M-type TM CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off position. Threadneck panel mounted in tracked vehicle and aircraft/general purpose versions, with optional fast acting magnetic characteristics and auxiliary contacts. Typical applications Extra low voltage wiring systems on all types of vehicle for land, sea and air; defence equipment; battery powered machines. 452-... without auxiliary contacts with auxiliary contacts Ordering information Technical data Type No. 452 standard delay curve 452-2 fast trip curve Voltage rating DC 28 V Terminal design Current rating range 50...100 A K14 screw terminals M6 K34 screw terminals M6, reinforced Auxiliary circuit 0.5 A, DC 28 V Version Typical life 2,500 operations at I N FN2 vehicle application Ambient temperature -55...+75 °C (-67...+167 °F) LN2 aircraft/general application Auxiliary contacts Insulation co-ordination rated impulse pollution (blank) without auxiliary contacts (IEC 60664 and 60664A) withstand voltage degree S1 with auxiliary contact 1.5 kV 3 (connector EN 3155-016M2018 (NC) Dielectric strength S5 as S1, but with polarized auxiliary contact (NC) (IEC 60664 and 60664A) test voltage Current ratings operating area AC 1,500 V 50...100 A 4 Insulation resistance > 100 MΩ (DC 500 V) Interrupting capacity I 6,000 A 452 - K14 - LN2 - S1 - 80 A ordering example cn Degree of protection operating area IP40 (IEC 60529/DIN 40050) terminal area IP00 Standard current ratings and typical volt drop values Vibration 10 g (55-2000 Hz), ± 0.76 mm (10-55 Hz) to VG 95210, sheet 19, IEC 60068-2-6, test Fc Current Volt drop Current Volt drop Shock 50 g (11 ms) rating (A) (mV) rating (A) (mV) to VG 95210, sheet 28, 50 90 80 92 IEC 60068-2-27, test Ea 60 85 90 100 Corrosion 96 hours at 5 % salt mist 70 85 100 100 to VG 95210, sheet 2, IEC 60068-2-11, test Ka 75 90 Humidity 240 hours at 95 % RH to VG 95210, sheet 7, IEC 60068-2-3, test C (without auxiliary contacts) Approvals Explosion to VG 95210, sheet 10, MIL-STD-202, meth. 109 Authority Voltage ratings Current ratings Mass approx. 122 g without auxiliary contact VG 95345, part 17 DC 28 V 60...100 A approx. 126 g with auxiliary contact QPL, Canada DC 28 V 60...100 A QPL, Sweden DC 28 V 60...100 A (452-K34-FN) UL DC 28 V; DC 72 V 50...125 A Issue C www.e-t-a.com 4 - 35 80 High Performance Thermal-Magnetic Circuit Breaker 452-... Dimensions 452-K...-... Dimensions 452-K..-S. 452-K34-FN2 (VG 95345 T17) 452-K34-LN2-S1 (VG 95345 T17) 452-K34-LN2-S5 tightening torque max. 4 Nm M12x1 ø10.6 tightening torque max. 4 Nm .417 M12x1 ø10.6 black .417 black white white lock washer lock washer 14.5 .571 12 11 2 I 18.25 16 terminal screw .719 .630 36.5 18.25 16 terminal screw ISO1580-M6x8 ISO1580-M6x8 with lock washer 1.44 .719 .630 36.5 with lock washer DIN 137 B6 1.44 mounting holes DIN 137 B6 tightening torque max. 2.7 Nm tightening torque max. 2.7 Nm 9.5 location pin current rating in A mounting holes .374 location pin current rating in A min. ø3.2 9.5 min .126 .374 SW14 .551 min. ø3.2 max. 55.5 min .126 SW14 max. 2.19 thickness 1.5 - 3 mm .551 max. 57 .059 - .118 in. max. 6.5 max. 55.5 max. 2.24 thickness 1.5 - 3 mm max. 2.19 max .256 4 .059 - .118 in. max. 57 452-K14-LN2 (VG 95345 T17) max. 2.24 auxiliary contact tightening torque max. 4 N female contact for male contacts M12x1 ø10.6 to EN3155-016 M2018 .417 black white Internal connection diagram lock washer line 1 I > 18.5 terminal screw 16 .728 39 2 ISO1580-M6x8 .630 with lock washer 1.54 DIN 137 B6 tightening torque max. 2.7 Nm mounting holes with auxiliary contact -S1 with polarized 9.5 min. ø3.2 auxiliary contact -S5 location pin current rating in A .374 min .126 line 1 11 line 1 3 SW14 .551 max. 55.5 max. 2.19 thickness 1.5 - 3 mm max. 57 .059 - .118 in. I > I > max. 2.24 2 12 2 5 mm This is a metric design and millimeter dimensions take precedence ( ) inch 4 - 36 www.e-t-a.com Issue C 45° 45° 45° 45° 45° 45° 22° max. 3.5 max .138 max. 3.5 max .138 max. 3.5 max .138 max. 58.5 6.35 max. 58.5 6.35 max. 2.30 .250 max. 2.30 .250 44 1.5 44 1.5 1.73 .059 1.73 .059 80 6 ON 6 ON .236 .236 51.5 12.2 OFF 52 12.2 OFF 2.03 2.05 .480 .480 max. 19 max. 19 max. 61.5 max. 61.5 max .748 max. 2.42 max .748 max. 2.42 min. 3 min. 3 +0.2 +0.2 ø12.5 ø12.5 min .118 min .118 +.008 +.008 .492 .492 ±0.2 9.5 ±0.2 9.5 ±.008 .374 ±.008 .374 max. 58.5 max. 2.30 max. 10.5 16.2 9 max .413 .354 .638 1.5 .059 80 52 12.35 ON max. 19 .486 2.05 max. 61.5 18.55 OFF max. 2.42 .730 ±0.2 9.5 min. 3 ±.008 .374 min .118 +0.2 ø12.5 +.008 .492 High Performance Thermal-Magnetic Circuit Breaker 452-... Typical time/current characteristics Accessories (approved to VG 95345, part 23) Splash cover/hex nut assembly with O ring (IP66 and IP67) 452-… (standard delay) X 200 801 08 nickel plated nut, transparent cover 10000 +75 °C X 200 801 03 matt black finish nut, black cover +167 °F +23 °C 1000 +73.4 °F -55 °C -67 °F 100 10 M12x1 1 Splash cover/hex nut assembly with O ring (IP54) magnetic trip X 200 802 01 nickel plated nut 0.1 magn. holding magn. trip Temp X 200 802 02 matt black finish nut current (A) current (A) (°C/°F) magnetic trip DC 0.01 -55/-67 ≤1280 ≥2160 +23/+73.4 ≤1250 ≥2090 +75/+167 ≤1140 ≥2020 0.001 M12x1 12 46810 20 40 6080100 … times rated current Actuator extension (black) 452-2-… (fast trip) to be fitted on the push button X 200 803 01 10000 +75 °C ø20 +167 °F ø.787 +23 °C 1000 +73.4 °F -55 °C -67 °F 100 10 4 1 magnetic trip magnetic trip 0.1 magn. holding magn. trip Temp current (A) current (A) (°C/°F) Accessories DC 0.01 -55/-67 ≤415 ≥640 +23/+73.4 ≤390 ≥615 Identification collar to be snapped on the push button +75/+167 ≤365 ≥590 0.001 Y 307 004 01 black 12 46810 20 40 6080100 Y 307 004 02 white … times rated current ø14 Y 307 004 03 red .551 Y 307 004 04 green ø6.85 Characteristic curves for AC to special order. Y 307 004 05 blue .270 ø12.35 .486 0.65 .026 Lock out ring to block the push button in OFF position Y 307 005 01 red ø14.6 Y 307 005 02 black .575 ø10.9 .429 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, 0.8 performance and cost effectiveness the right to make changes in these specifications .031 without notice is reserved.Product markings may not be exactly as the ordering codes. Errors and omissions excepted. Issue C www.e-t-a.com 4 - 37 Trip time in seconds Trip time in seconds 6.4 7.7 .252 .303 17 .669