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UN R113 Supplement 2 (03 series) · UNECE Regulation No. 113 (ECE R113) — Uniform provisions concerning the approval of motor vehicle headlamps emitting a symmetrical passing beam or a driving beam or both and equipped with filament, gas-discharge light sources or LED modules.

UN R113 — Supplement 2 to the 03 series of amendments

Supplement 1 → 2

Adopted at the WP.29 183rd sessionEntry into force 2021-09-30
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What changed
  • Annex 3, Figure C, “Passing beam test points and zones for Class B headlamp(s)”, has a new drawing.
Why
  • The proposal corrects a mistake introduced by the 01 series of amendments, when angular coordinates replaced dimensions in mm with a screen at 25 m.
  • According to the proposal, the description of zone 1 in Figure C is not in line with the photometric requirements in paragraph 6.2.5.2.

Q1What changed1 change

Passing beam test points and zones for Class B headlamp(s) (Annex 3, Figure C)

Annex 3, Figure C, “Passing beam test points and zones for Class B headlamp(s)”, has a new drawing.

[figure changed][figure changed]
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Q2Why it changed

Proposed by
GRE-IWG SLR
Working party
GRE, 83rd session (October 2020)

Reasons

Reasons given by the proposer: GRE-IWG SLR, in informal document GRE-83-07. GRE adopted the proposal in GRE-83-07 at its 83rd session and sent it to WP.29 and AC.1 (ECE/TRANS/WP.29/GRE/83, para. 10).

  • The proposal corrects a mistake introduced by the 01 series of amendments to UN Regulation No. 113. The mistake came when angular coordinates were introduced instead of dimensions in mm with a screen at 25 m.

    Source
    “This proposal to amend UN Regulation No. 113 corrects a mistake introduced by the 01 series of amendments to UN Regulation No. 113 when angular coordinates were introduced instead of dimensions in mm with screen at 25m.”
    GRE-83-07II. Justification, para. 1

  • In Annex 3, Figure C, the description of zone 1 is not in line with the photometric requirements set in paragraph 6.2.5.2. That paragraph defines the horizontal angles to 5° to the left and 5° to the right.

    Sources (2)
    “In UN Regulation No. 113, Annex 3, Figure C, the description of the zone 1 is not in line with the photometric requirements set in paragraph 6.2.5.2.”
    GRE-83-07II. Justification, para. 3
    “which defines the horizontal angles to 5° to the left and 5° to the right.”
    GRE-83-07II. Justification, para. 3

  • The same correction applies to the 02 and 03 series of amendments to UN Regulation No. 113, and to UN Regulation No. 149.

    Source
    “The same correction applies to the 02 and 03 series of amendments to UN Regulation No. 113 as well as to UN Regulation No. 149.”
    GRE-83-07II. Justification, para. 2

Document trail

  1. —ProposalGRE-83-07Proposal for corrections to UN Regulations Nos. 113 and 149
  2. —Working party adoptsECE/TRANS/WP.29/GRE/83Session report, para. 10
  3. 2020-12Sent to WP.29ECE/TRANS/WP.29/2021/42Text that GRE adopted and sent to WP.29 and AC.1
  4. 2021-03WP.29 adoptsECE/TRANS/WP.29/1157Adopted at the 183rd session (session report, para. 137)
  5. 2021-09-30In forceC.N.335.2021.TREATIES-XI.B.16.113UN depositary notification

Q3Who is affected

Vehicle manufacturer

  • No direct action for this role.

Component supplier

  • If your Class B headlamp documents show Figure C in Annex 3, update them to the new drawing.

Technical service / Approval authority

  • Use the new Figure C in Annex 3 when you test Class B headlamps.

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ⓘ This report gives advice only. It is not legal or type-approval advice.

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