Test procedure 1. The headlamp shall be operated for a period according to the specified time, so that: (a) In the case where only one lighting function (driving or passing beam or front fog lamp) is to be approved, the corresponding filament is lit for the prescribed time, 2/ (b) In the case of a headlamp with a passing beam and one or more driving beams or in case of a headlamp with a passing beam and a front fog lamp: (i) the headlamp shall be subjected to the following cycle until the time specified is reached: 15 minutes, passing-beam filament lit; 5 minutes, all filaments lit. (ii) if the applicant declares that the headlamp is to be used with only the passing beam lit or only the driving beam(s) lit 3/ at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the passing beam half of the time and the driving beam(s) (simultaneously) for half the time specified in paragraph 1.1. above. (c) in the case of a headlamp with a front fog lamp and one or more driving beams: (i) the headlamp shall be subjected to the following cycle until the time specified is reached: 15 minutes, front fog lamp lit; 5 minutes, all filaments lit. (ii) if the applicant declares that the headlamp is to be used with only the front fog lamp lit or only the driving beam(s) lit 3/ at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the front fog lamp half of the time and the driving beam(s) (simultaneously) for half the time specified in paragraph 1.1. above. (d) In the case of headlamp with a passing beam, one or more driving beams and a front fog lamp: (i) the headlamp shall be subjected to the following cycle until the time specified is reached: 15 minutes, passing-beam filament lit; 5 minutes, all filaments lit. (ii) if the applicant declares that the headlamp is to be used with only the passing beam lit or only the driving beam(s) 3/ lit at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the passing beam half of the time and the driving beam(s) for half the time specified in paragraph 1.1. above, while the front fog lamp is subjected to a cycle of 15 minutes off and 5 minutes lit for half of the time and during the operation of the driving beam; (iii) if the applicant declares that the headlamp is to be used with only the passing beam lit or only the front fog lamp 3/ lit at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the passing beam half of the time and the front fog lamp for half of the time specified in paragraph 1.1. above, while the driving beam(s) is(are) subjected to a cycle of 15 minutes off and 5 minutes lit for half of the time and during the operation of the passing beam; (iv) if the applicant declares that the headlamp is to be used with only the passing beam lit or only the driving beam(s) 3/ lit or only the front fog lamp 3/ lit at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the passing beam one third of the time, the driving beam(s) one third of the time and the front fog lamp for one third of the time specified in paragraph 1.1. above.
Appears in 2 contracts
Sources: Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles, Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles
Test procedure 1. The headlamp shall be operated for a period according to the specified time, so that:
(a) In the case where only one lighting function (driving or passing beam or front fog lamp) is to be approved, the corresponding filament is lit for the prescribed time, 2/
(b) In the case of a headlamp with a passing beam and one or more driving beams or in case of a headlamp with a passing beam and a front fog lamp:
(i) the headlamp shall be subjected to the following cycle until the time specified is reached: 15 minutes, passing-beam filament lit; 5 minutes, all filaments lit.
(ii) if the applicant declares that the headlamp is to be used with only the passing beam lit or only the driving beam(s) lit 3/ at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the passing beam half of the time and the driving beam(s) (simultaneously) for half the time specified in paragraph 1.1. above.
(c) in the case of a headlamp with a front fog lamp and one or more driving beams:
(i) the headlamp shall be subjected to the following cycle until the time specified is reached: 15 minutes, front fog lamp lit; 5 minutes, all filaments lit.
(ii) if the applicant declares that the headlamp is to be used with only the front fog lamp lit or only the driving beam(s) lit 3/ at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the front fog lamp half of the time and the driving beam(s) (simultaneously) for half the time specified in paragraph 1.1. above.
(d) In the case of headlamp with a passing beam, one or more driving beams and a front fog lamp:
(i) the headlamp shall be subjected to the following cycle until the time specified is reached: 15 minutes, passing-beam filament lit; 5 minutes, all filaments lit.
(ii) if the applicant declares that the headlamp is to be used with only the passing beam lit or only the driving beam(s) 3/ lit at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the passing beam half of the time and the driving beam(s) for half the time specified in paragraph 1.1. above, while the front fog lamp is subjected to a cycle of 15 minutes off and 5 minutes lit for half of the time and during the operation of the driving beam;
(iii) if the applicant declares that the headlamp is to be used with only the passing beam lit or only the front fog lamp 3/ lit at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the passing beam half of the time and the front fog lamp for half of the time specified in paragraph 1.1. above, while the driving beam(s) is(are) subjected to a cycle of 15 minutes off and 5 minutes lit for half of the time and during the operation of the passing beam;
(iv) if the applicant declares that the headlamp is to be used with only the passing beam lit or only the driving beam(s) 3/ lit or only the front fog lamp 3/ lit at a time, the test shall be carried out in accordance with this condition, activating 2/ successively the passing beam one third of the time, the driving beam(s) one third of the time and the front fog lamp for one third of the time specified in paragraph 1.1. above.
Appears in 1 contract
Sources: Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles