Model OH 1521
Description OH 1521/60 bus chassis with rear engine and spring suspension
Engine
Model Mercedes-Benz OM 366 LA.II/23
Type 6 cylinders, vertical in-line, turbo-charged and intercooled
Exhaust emission confirming to Euro II
No. of valves per cylinder 2
Maximum output 155 KW ( 208 HP) @ 2,600/ min
Maximum torque 660 NM ( 67 mkgf ) @ 1,400/ min
Total displacement (cm3) 5958
Injection pump Bosch, multiplunger with timing advance type P3000
Specific fuel consumption 197 g/ KW.h (145 g/ cvh) @ 1,950/ min
Alternator ( V / A ) 1 x ( 28/80 )
Battery ( V / Ah ) 2 x ( 12/ 150 )
Transmission
Gearbox DC G 60 - 6 SPL 100
No. of Speed 6
Forward gear 9.201/ 5.2301/ 3.145/ 2.034/ 1.374/ 1.000
Reverse gear 8.649
Axles
Front DC VL 3/7 D-5 forged steel " I " beam
Rear MB HH 4/05 D-10 center housing with pressed-in axle steel tubes
Final gear ratio i = 2.666 ( 8:3 )
Service brake
System Drum brake front and rear axle
Type Dual circuit full air system
Parking brake type Spring loaded rear brake chamber with air acting on rear wheels
Auxilliary brake
Type Exhaust brake
Chassis dimension
Wheelbase 6,050 mm
Overall length 11,058 mm
Overall width 2,435 mm
Chassis height 825 mm
Front track 1,971 mm
Rear track 1,821 mm
Front overhang 1,893 mm
Rear overhang 2,986 mm
Vehicle turning circle 23 m
Front clearance 278 mm
Rear clearance 234 mm
Tyre size 11R 22.5 16PR x 7pcs
Suspensions
Steering ZF 8063
Front Semi-elliptical leaf springs and Double-acting telescopic absorbers with stabilizer
Rear Semi-elliptical leaf springs and Double-acting telescopic absorbers with stabilizer
Chassis weight
Front axle 1,420 kg
Rear axle 3,280 kg
Kerb weight 4,700 kg
Front axle permissible load 5,150 kg
Rear axle permissible load 10,000 kg
Gross vehicle weight ( GVW ) 15,000 kg
Fuel capacity 210 liters
