Specialists of the KAMAZ Scientific and Technical Center and PJSC "NEFAZ", a company subsidiary in Bashkiria, developed and manufactured a prototype of KAMAZ-6299 extra-large bus running on compressed natural gas. The new model is presented at the company's stand as part of the International Bus Exhibition BW Expo, which is taking place these days in Moscow.
The low-floor KAMAZ-6299-40-5T bus (6x2) is a continuation of the A4 generation urban transport line-up. The bus dimensions are 18,725x2,550x3,300 mm. It consists of two wagons connected by a junction node surrounded by a protective bellows. KAMAZ-689.560-340 Euro-5 inline six-cylinder engine with a displacement of 8,900 cm3 is equipped with automatic six-speed gear box with a retarder. The maximum speed is 80 km/h. The total bus weight is 28 tons. The front suspension is independent, pneumatic, the driving and supporting axles have dependent, pneumatic suspension.
The volume of refueled natural gas at a pressure of 200 atmospheres is 246 m3. For safety reasons, gas cylinders are installed on the roof. Unlike its smaller predecessor, the number of cylinders has been increased for a larger power reserve.
NAPI (National Industrial Information Agency)