1、November 2005 IEC 60939-2 (Second edition 2005) Passive filter units for electromagnetic interference suppression Part 2: Sectional specification: Passive filter units for which safety tests are appropriate Test methods and general requirements CORRIGENDUM 1 Page 10 1.5.2 Replace the existing text b
2、y the following: The filter shall be clearly marked with the information in 1.5.1 a), b), c), d) and f), and also e) if this is not implied by b). Page 19 4.4.2 Applied voltage Replace the first sentence by the following: The voltages given in Table 9 shall be applied between the measuring points of
3、 Table 3 of IEC 60939-1 for a period of 1 min for qualification approval and periodic testing and for a period of 2 s for lot-by-lot quality conformance testing. Page 21 4.7 Insertion loss Replace the first phrase by the following: See 4.7 of IEC 60939-1 with the following details: Page 21 4.8 Disch
4、arge resistance Replace the first sentence by the following: See 4.8 of IEC 60939-1. Page 22 4.9 Robustness of terminations Replace the first phrase by the following: See 4.9 of IEC 60939-1 with the following details: November 2005 Page 22 4.10 Resistance to soldering heat Replace the second sentenc
5、e by the following: See 4.10 of IEC 60939-1 with the following details: Page 22 4.11 Solderability Replace the second sentence by the following: See 4.11 of IEC 60939-1, with the following details: Page 22 4.11.2 Requirements Replace the first sentence by the following: See 4.11.2, 4.11.3 and 4.11.4
6、 of IEC 60939-1. Page 22 4.12 Rapid change of temperature Replace the first sentence by the following: See 4.12 of IEC 60939-1 with the following details: Page 23 4.13 Vibration Replace the first sentence by the following: See 4.13 of IEC 60939-1 with the following details: Page 23 4.14 Bump Replace
7、 the second sentence by the following: See 4.14 of IEC 60939-1 with the following details: November 2005 Page 24 4.15 Shock Replace the second sentence by the following: See 4.15 of IEC 60939-1 with the following details: Page 24 4.16 Container sealing Replace the second sentence by the following: S
8、ee 4.16 of IEC 60939-1 with the following details: Page 25 4.17 Climatic sequence Replace the first sentence by the following: See 4.17 of IEC 60939-1 with the following details: Page 25 4.17.1 Initial measurements Replace the first sentence by the following: The initial measurements for the climati
9、c sequence are the measurements made in 4.10.2, 4.14.2 or 4.15.2 as appropriate. Page 25 4.17.2 Dry heat Replace the first sentence by the following: See 4.17.2 of IEC 60939-1 with the following details: Page 25 4.17.3 Damp heat, cyclic, first cycle Replace the first sentence by the following: See 4
10、.17.3 of IEC 60939-1. November 2005 Page 25 4.17.4 Cold Replace the first sentence by the following: See 4.17.4 of IEC 60939-1 with the following details: Page 25 4.17.5 Low air pressure Replace the second sentence by the following: See 4.17.5 of IEC 60939-1 with the following details: Page 25 4.17.
11、6 Damp heat, cyclic, remaining cycles Replace the first sentence by the following: See 4.17.6 of IEC 60939-1. Page 25 4.17.7 Final inspection, measurements and requirements Replace the first sentence by the following: See 4.17.7 of IEC 60939-1, with the following details: Page 26 4.18 Damp heat, ste
12、ady state Replace the first sentence by the following: See 4.18 of IEC 60939-1 with the following details: Page 26 4.19 Temperature rise Replace the third sentence by the following: See 4.19 of IEC 60939-1 with the following details: November 2005 Page 28 4.20.2 Test conditions Replace the first two
13、 sentences by the following: Filters shall be submitted to an impulse voltage test except for filters with capacitors of subclasses X3 and Y3. Each individual filter shall be subjected to a maximum of 24 impulses of the same polarity. Page 29 4.20.3 Requirements Replace, throughout this subclause, t
14、he word capacitor by the word filter. Page 29 4.21 Endurance Replace the second sentence by the following: See 4.21 of IEC 60939-1 with the following details: Page 31 4.22 Charge and discharge Replace the second sentence by the following: See 4.22 of IEC 60939-1 with the following details: Page 32 4
15、.23 Passive flammability Replace the second sentence by the following: See 4.23 of IEC 60939-1. Page 32 4.24 Current overload Replace the second sentence by the following: See 4.20 of IEC 60939-1. November 2005 Page 32 4.25 Solvent resistance of the marking Replace the second and third sentences by
16、the following: See 4.25 of IEC 60939-1. The requirements are as in 4.25 of IEC 60939-1. Page 33 4.26 Component solvent resistance Replace the second sentence by the following: See 4.26 of IEC 60939-1. Page 33 4.27 Active flammability Replace the second sentence by the following: See 4.24 of IEC 60939-1.
