Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-... Description Single or multipole hydraulic-magnetic circuit breakers with trip-free- mechanism and toggle actuation. A choice of switching characteristics ensures suitability for a wide range of applications. Industry standard dimensions and panel mounting. Auxiliary contacts optional. Low temperature sensitivity at rated load. Approved to CBE standard EN 60934 (IEC 60934) S-type HM CBE. US patent number: US 7,532,095 B2 Typical applications In the business fields Communication and Transport: power supplies, 1 switchgear, instrumentation and process control engineering. 8345 1-pole 2-pole Standard current ratings and typical internal resistance values Technical data Current Trip curves and internal resistance () per pole rating (A) For further details please see: Magnetic and Hydraulic-Magnetic Circuit Breaker 8345-... Ordering information for EN 60934 and UL 1077 Type No. Ordering information for auxiliary contact module 8345 Mounting Type number B flange mounting, with rectangular aperture with mounting nut 6-32UNC X8345 C flange mounting, with rectangular aperture with mounting nut M3 Module F flange mounting, with round aperture with mounting nut M3 S auxiliary contact module Configuration Auxiliary contacts 0 without barrier 01 in all poles 1 with small barrier 02 in pole 1 only 2 with large barrier (requested for multipole AC applications) Auxiliary contact version Number of poles K auxiliary contacts (symmetrical terminals) 1 single pole protected Auxiliary contact function 2 two pole protected 1 W1 1 changeover 3 three pole protected Terminal design 4 four pole protected 02 microswitch with blade terminals Actuator configuration DIN 46244-A2.8-0.5 A all poles with standard toggle M mounted to base unit B reduced number of standard toggles Z without actuator X8345 - S 01 K W1 02 M ordering example Terminal design P blade terminals 35 A R round connectors 6 mm Approvals U stud terminals M6 125 A V stud terminals 1/4-20UNC-3A 125 A W laminated round terminals 125 A Authority Standard Rated voltage Current ratings Terminal hardware AC 240/415 V 0.016 A80 A 0 without VDE IEC / EN AC 240 V 0.016 A80 A 3 with washer and nut 60934 ) DC 80 V 0.02 A125 A Characteristic curve * Characteristic curve, instantaneous: AC 277/480 V 0.02 A70 A UL UL 1077 F1 DC (limited to ratings of 1 A to 50 A) AC 277 V 0.02 A70 A C22.2 No F2 AC 60/50 Hz (limited to ratings of 1 A to 50 A) DC 80 V 0.02 A125 A 235 Short delay: AC 120/240 V 0.05 A80 A (2 pole) K1 DC UL UL 489 AC 240 V 0.05 A20 A (1 pole) K2 AC C22.2 AC 120 V 0.05 A80 A (1 pole) Medium delay: No 5 DC 80 V 0.05 A125 A (1+2 pole) M1 DC M2 AC 60/50 Hz AC 240/415 V 0.02 A80 A (3 pole) CQC GB Long delay: AC 240 V 0.02 A80 A (1 + 2 pole) 17701 T1 DC DC 80 V 0.02 A125 A (1 + 2 pole) T2 AC 60/50 Hz DC 110 V 0.05 A125 A (1 + 2 pole) Version D standard Colour configuration B1 black actuator Marking front plate actuator base B1 without ON-OFF B2 I ON-OFF N B3 I , characteristic curves ON-OFF N Rated voltage B AC or 80 V DC Current ratings 0.02...125 A higher current ratings upon request 8345 - C 0 1 A - U 3 M1 - D B1 B1 B - 60 A ordering example Please be informed that we have minimum ordering quantities to be observed. Remote trip coil available to special order. ) * Other characteristic curves upon request (e.g. pulse delayed, for high inrush currents or capacitive loads) Note: Move actuator of multipole devices slowly and smoothly into ON position to ensure reliable latch-on behaviour of all poles. 2 www.e-t-a.de 2010