Dimensions & Specifications

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Roller / Drum Frame Retarder Unit Dynamometer Control Unit

Roller / Drum (inertia dynamometer):

• Roller diameter : 355 mm
• Roller weight : ±1500 kg
• Roller inertia : 32 kg m^2
• Roller linear mass : ±1100 kg
• Maximum wheel track : 2100mm
• Maximum allowable speed : 280 km/h
• Maximum power absorption : (4X2) 750 kW (1000Hp) and (4X4) 1500 kW depending on wheel spin
• Maximum tractive effort : 9800 N depending on wheel spin
• Rollers knurled

Frame

• Height : (Inertia) 460 mm (Loading) 570 mm
• Width : 1200 mm
• Length : 2550 mm
• Length : loading included : 3310 mm
• Total weight : (Inertia) 1690 kg (Loading included) 2040 kg

Retarder Unit

• Maximum allowable speed : 270 km/h
• Maximum power absorption : (4X2) 500 kW
• Maximum torque : (4X2) 1600 Nm
• Maximum tractive effort : (4X2) 9000 N
• Continuous absorption with cooling fan on retarder : ±30 % of maximum ratings.

Dynamometer Control Unit - Retarder Unit

• Speed stability : ±1 km/h
• Power requirement : 220 V 25A
• Load stability : ±0,1 kW
• Temperature sensor accuracy : 0,5 %
• Pressure sensor accuracy : 0,5 %

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