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Type 770 "Groáer Mercedes" (W 07, W 150)
Mercedes-Benz type 770 "Grand Mercedes" |
| Type |
770 "Grand Mercedes" |
| Name |
770 "Grand Mercedes" |
| Name |
Mercedes-Benz type 770 "Grand Mercedes" |
| Short name |
770 "Grand Mercedes" |
| Model |
W 150 |
| Production |
1938 - 1943 |
| Number produced |
altogether 88 |
| Comments concerning the production period |
|
| Prices |
chassis RM 30.000,-
Pullman saloon RM 44.000,-
cabriolet D RM 46.000,-
cabriolet F RM 47.500,-
tourer (7 seats): no list price |
| Wheelbase |
3880 mm |
| Track rear/front |
1600/1650 mm |
| Length |
6000 mm |
| Width |
2070 mm |
| Height |
1800 mm |
| Smallest turning circle |
15 m |
| Chassis weight |
| Max. total weight |
4200 kg |
| Max. front axle weight |
|
| Max. rear axle weight |
|
| Max. load |
|
| Max. trailer weight braked |
|
| Max. trailer weight unbraked |
|
| Weight empty |
depending on bodywork: 3400 - 3600 kg |
| According to guideline |
|
| Operating method |
four-stroke Otto (carburettor engine with engageable Roots supercharger) |
| Configuration |
front, parallel; upright |
| Type |
M 150 |
| No. of cylinder/configuration |
8 / in line |
| Bore x stroke |
95 x 135 mm |
| Total displacement |
7655 ccm |
| Compression ratio |
6,1 |
| Crankshaft bearing |
9 |
| Output |
155 hp at 3000 /min, with supercharger 230 hp at 3200 /min |
| Maximum torque |
|
| No. of valves/configuration |
1 intake, 1 exhaust / overhead |
| Valve operation |
1 lateral camshaft |
| Camshaft drive |
via spur gears |
| Mixture formation |
1 Mercedes-Benz Dreidsen-double carburetter |
| Cooling |
water cooling / pump; 32 l water |
| Lubrication |
pressure circulation lubrication / 9 l oil |
| Electric system |
12 V |
| Battery |
75 Ah |
| Dynamo |
225 W |
| Starter motor |
electrical / 3 PS |
| Ignition |
double ignition (magneto and battery ignition); 2 plugs per cylinder |
| Fuel tank |
in the rear / 195 l |
| Fuel supply |
|
| Driven whells |
rear wheels |
| Power transmission |
cardan shaft |
| Frame desing |
oval tube frame |
| Wheel suspension front |
double wishbone |
| Wheel suspension rear |
double joint axle |
| Suspension front |
coil springs |
| Suspension rear |
coil springs, since 1939 interlaced double coil springs |
| Damper |
|
| Steering |
screw spindle |
| Steering transm ratio |
|
| Breaking system |
braking system |
| Breaking system |
hydraulic, with Bosch-Dewandre-vacuum-assistance;~effective on front- and rear wheels |
| Parking breake |
parking brake |
| Parking breake |
mechanical, effective on rear wheels |
| Diamatre |
|
| Wheels |
sheet steel-disc wheels with centre mounting |
| Wheels rims |
|
| Tyres |
8,25-17 |