Hot performance. On completion of the heating procedure the hot performance from an initial speed of 40 km/h shall be measured under the conditions of paragraph 3.2.1. above using the same line pressure or application force (the temperature conditions may be different). The mean fully developed deceleration with the heated brake must not be less than 60 per cent of the value achieved with the cold brake or 3.5 m/s2.
Hot performance. On completion of the heating procedure the hot performance shall be measured under the conditions of paragraph 2.
Hot performance. 1.5.3.1. At the end of the Type-I test (test described in paragraph 1.5.1. or test described in paragraph 1.5.2. of this annex) the hot performance of the service braking system shall be measured in the same conditions (and in particular at a constant control force no greater than the mean force actually used) as for the Type-0 test with the engine disconnected (the temperature conditions may be different).
1.5.3.1.1. For power-driven vehicles this hot performance shall not be less than 80 per cent of that prescribed for the category in question, nor less than 60 per cent of the figure recorded in the Type-0 test with the engine disconnected.
1.5.3.1.2. For vehicles fitted with an electric regenerative braking system of category A, during brake applications, the highest gear shall be continuously engaged and the separate electric regenerative braking control, if any, shall not be used.
1.5.3.1.3. In the case of vehicles equipped with an electric regenerative braking system of category B, having carried out the heating cycles according to paragraph 1.
Hot performance. 4.4.2.1. On completion of the tests required under paragraph 4.4.1. of this annex, the hot braking performance test specified in paragraph 1.5.2. of Annex 3 to this Regulation shall be carried out.
4.4.2.2. The mean braking torque recorded during the above hot performance tests on the linings being tested for the purpose of comparison shall, for the same input measurement, be within the test limits 15 per cent of the mean braking torque recorded with the brake linings conforming to the component identified in the relevant application for vehicle type approval.
Hot performance. Not later than 60 seconds after completion of the heating procedure the hot performance shall be measured under the conditions of speed and brake actuating pressure applied in the Type 0 test.
4.1.1. of this annex) or the mean brake torque based on the braking distance equivalent the mean fully developed deceleration, including the rolling resistance (see paragraph 3.4.1.1. of this annex) must not be less than 3.75 m/s2.
Hot performance. Not later than 60 seconds after completion of the heating procedure the hot performance shall be measured under the conditions of speed and pressure applied in the Type 0 test.
4.1.1. of this annex) or a mean brake torque based on the braking distance equivalent to the mean fully developed deceleration, including the rolling resistance (see paragraph 3.4.1.1. of this annex) must not be less than 75 per cent of the value achieved with the cold brake in the Type 0 test nor less than 4.8 m/s2.
4.1.1. of this annex) or a mean brake torque based on the braking distance equivalent to the mean fully developed deceleration, including the rolling resistance (see paragraph 3.4.1.1. of this annex) must not be less than 60 per cent of the value achieved with the cold brake in the Type 0 test nor less than 4 m/s2.
Hot performance. 1.5.2.1. At the end of the Type-I test (described in paragraph 1.5.1. of this annex) the hot performance of the service braking system must be measured in the same conditions (and in particular at a mean control force no greater than the mean force actually used) as for the Type-0 test with the engine disconnected (the temperature conditions may be different).
1.5.2.2. This hot performance must not be less than 75 1/ per cent of that prescribed, nor less than 60 per cent of the figure recorded in the Type-0 test with the engine disconnected.
1.5.2.3. For electric vehicles fitted with an electric regenerative braking system of category A, during brake applications, the highest gear must be continuously engaged and the separate electric braking control, if any, not used.
1.5.2.4. In the case of a vehicle which satisfies the 60 per cent requirement specified in paragraph 1.5.2.2. of this annex, but which cannot comply with the 75 1/ per cent requirement of paragraph 1.5.2.2. of this annex, a further hot performance test may be carried out using a control force not exceeding that specified in paragraph 2 of this annex. The results of both tests shall be entered in the report.
1.5.2.5. In the case of the electric vehicles having carried out the cycles of heating, according to paragraph 1.
Hot performance. 1.5.3.1. At the end of the Type-I test (test described in paragraph 1.5.1. or test described in paragraph 1.5.2. of this annex) the hot performance of the service braking system must be measured in the same conditions (and in particular at a constant control force no greater than the mean force actually used) as for the Type-0 test with the engine disconnected (the temperature conditions may be different).
1.5.3.1.1. For power-driven vehicles this hot performance must not be less than 80 per cent of that prescribed for the category in question, nor less than 60 per cent of the figure recorded in the Type-0 test with the engine disconnected.
1.5.3.1.2. For electric vehicles fitted with an electric regenerative braking system of category A, during brake applications, the highest gear shall be continuously engaged and the separate electric regenerative braking control, if any, shall not be used. E/ECE/324 Rev.1/Add.12/Rev.4 Regulation No. 13 page 60 Annex 4
1.5.3.1.3. However, in the case of trailers, the hot brake force at the periphery of the wheels when tested at 40 km/h must not be less than 36 per cent of the maximum stationary wheel load, nor less than 60 per cent of the figure recorded in the Type-0 test at the same speed.
1.5.3.2. In the case of a power-driven vehicle which satisfies the
3.1.1. above, but which cannot comply with the 80 per cent requirement of paragraph 1.5.
3.1.1. above, a further hot performance test may be carried out using a control force not exceeding that specified in paragraph 2 of this annex for the relevant vehicle category. The results of both tests shall be entered in the report.
1.5.3.3. In the case of electric vehicles having carried out the brake heating cycles according to paragraph 1.
Hot performance. On completion of the tests required under paragraph 4.4.1. of this annex, the hot braking performance test specified in paragraph 1.5.2. of Annex 3 to this Regulation shall be carried out.
Hot performance. At the end of the test according to paragraph 1.7.1., the hot performance of the service braking system shall be measured under the same conditions as for the Type-0 test with, however, different temperature conditions and starting from an initial speed of 60 km/h. The hot brake-force at the periphery of the wheels shall then not be less than 40 per cent of the maximum stationary wheel load, and not less than 60 per cent of the figure recorded in the Type-0 test at the same speed.
