Commission Implementing Decision (EU) 2022/252 of 21 February 2022 amending Implementing Decision (EU) 2020/1167 in order to specify the testing requirements to be applied to a 48 Volt efficient motor generator integrated in the transmission housing and combined with a 48 Volt/12 Volt DC/DC converter (Text with EEA relevance)

• CELEX: Implementing Decision (EU) 2022/252
• Articles: 3

Article 1

The Annex to Implementing Decision (EU) 2020/1167 is amended in accordance with the Annex to this Decision.

Article 2

This Decision shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union .

Schedules & Appendices

ANNEX

ANNEX

The Annex to Implementing Decision (EU) 2020/1167 is amended as follows:

(1)

point 2.1 is amended as follows:

(a)

the second and third paragraphs are replaced by the following:

‘The manufacturer shall provide evidence to the type-approval authority that the frequency ranges of the 48V motor-generator are the same as or equivalent to those set out in Table 1 or Table 1a.

The efficiency of the 48V motor-generator shall be determined on the basis of measurements at each of the operating points listed in Table 1 or Table 1a.’

(b)

the following is inserted as a fifth subparagraph:

‘Where the motor-generator is fitted in passenger cars or light commercial vehicles that meet the requirements set out in Article 1(a)(ii), and it is connected directly to the transmission input shaft, i.e. as an integrated starter generator, the rotational frequencies and frequencies of the operating points shall be set in accordance with Table 1a.’

(c)

the following Table 1a is added after Table 1:

‘Table 1a

Operating points

Operating point

i

Holding time

[s]

Rotational frequency

n i [min -1 ]

Frequency of operating points

h i

1

1 200

950

0,30

2

1 200

1 250

0,50

3

600

1 550

0,16

4

300

1 850

0,04 ’