DIN EN 3773-004-2014 Aerospace series - Circuit breakers single-pole temperature compensated rated currents 1 A to 25 A - Part 004 UNC thread terminals - Product standard German an.pdf

1、Dezember 2014DEUTSCHE NORM DIN-Normenausschuss Luft- und Raumfahrt (NL)Preisgruppe 10DIN Deutsches Institut fr Normung e. V. Jede Art der Vervielfltigung, auch auszugsweise, nur mit Genehmigung des DIN Deutsches Institut fr Normung e. V., Berlin, gestattet.ICS 49.060!% 1 h Oberer Auslsewert 1 h Maxi

2、mum thresholds value 1 h C A On ground At 22 000 m On ground 23 5 All 115 105 140 55 5 115 105 160 70 5 105 100 140 125 5 100 80 140 DIN EN 3773-004:2014-12 EN 3773-004:2014 (E) 9 5.4.4 Overload trip See Table 4. Table 4 Overload (in % of n) 200 500 1 000 Ambient temperatures C Ratings A Trip time s

3、 23 5 1 to 3 2 to 13 0,15 to 2,50 0,035 to 0,600 5 to 15 4 to 18 20 to 25 6 to 20 55 5 All 40 125 5 1,5 5.4.5 Short-circuit values See Table 5. Table 5 Nominal voltage 28 V d.c. 115 V a.c., 400 Hz Prospective currents 65 nL/R 1 ms 0,8 cos 1 65 nor 1 000 A r.m.s. (value the most favourable) Test alti

4、tudes On the ground and at maximum altitude 22 000 m (4 000 Pa) Number of operations 1 CO a+ 2 OCO b+ 1 CO + 2 OCO aRemoval of short-circuit. bApplication of a short-circuit.DIN EN 3773-004:2014-12 EN 3773-004:2014 (E) 10 5.4.6 No-Load and load endurance See Table 6. Table 6 Number of operations to

5、be provided No-load Load 5 000 2 500 2 500 2 500 2 500 All ratings Main contacts Applicable Resistive Low current 100 mA, 28 V d.c. (rating 3 A) Resistive n, 28 V d.c. Inductive L/R = 5 ms n, 28 V d.c. Inductive 0,6 cos 0,7 n, 115 V a.c. - 400 Hz NOTE 1 One operation corresponds to one closing and o

6、ne opening. NOTE 2 Tolerances 5 % on current, voltage and frequency values. 5.4.7 Dielectric rigidity See Table 7. Table 7 Closed position Z = 0 m Z = 22 000 m 1 and 2 with attachment 1 500 V 400 V Open position Z = 0 m Z = 22 000 m 1 with 2 1 and 2 with attachment 1 500 V 400 V 5.4.8 Insulation res

7、istance 100 M (measurement points identical to dielectric rigidity points). 5.4.9 Overload endurance Not applicable. DIN EN 3773-004:2014-12 EN 3773-004:2014 (E) 11 6 Designation EXAMPLE Description block CIRCUIT BREAKER Identity block EN3773-004D20AA Number of this standard Design code, D: black bu

8、tton Rated current code (see Table 8) Delivery hardware code A (see Table 9) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. 7 Rated current code See Table 8. Table 8 Ratings n1 2 2,5 3 5 7,5 10 15 20 25 Marking on actuator 1 2 2 3 5 7 10 15 20

9、 25 Rated current code 01A 02A 2A5 03A 05A 7A5 10A 15A 20A 25A 8 Delivery hardware codes See Table 9. Table 9 Delivery hardware code Connection and attachment hardware kits EN 6113 Delivery conditions Kit part-No. aIncluded parts Pieces per part Fitted Supplied separately A EN 6113A1 Connecting scre

10、w 2 X Connecting lock washer 2 Attachment nut 1 Attachment lock washer 1 B EN 6113B1 Attachment nut 1 X Attachment lock washer 1 aSpare parts could be ordered separately, informations see EN 6113.DIN EN 3773-004:2014-12 EN 3773-004:2014 (E) 12 9 Marking As defined on the drawing and unless otherwise

11、 specified by contract, marking shall include: the designation defined in Clause 6 (without delivery hardware code), on the packaging; the manufacture date (year, week): YYWW; the manufacturers name or trademark; the pin terminal identification; the manufacturers part number. NOTE The marking could be combined on the both opposite faces. For electrical diagram and/or terminal identification refer to the Figure 1. 10 Technical specification See EN 3773-001. DIN EN 3773-004:2014-12