Ripper Bulldozer | 

Ripper Bulldozer

Post date 7 Nov 2017 Latest update 7 Nov 2017 12:44:39 time visit 52 hits

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SD7N bulldozer is 230 horsepower track-type dozer with elevated sprocket, power shift drive, semi-rigid suspended and pilot hydraulic control. It integrates with modular design is easy to repair & maintenance, it relieves oil with difference pressure, the hydraulic system performs protecting environment and save energy with high working efficiency.


·         Engine - Chongqing Cummins NT855-C280S10

·         Engine Rated Power (185 KW/248 HP)

·         Operating weight 23, 800 Kg (without ripper)

·         Pilot joy stick hydraulic control

·         Elevated sprocket

·         ROPS cabin & LED Lights



Make:                   Chongqing Cummins

Model:                 Chongqing Cummins NT855-C280S10

Type:                     Mechanical injector

Cooling System Type:     Water cooled

Turbo charged:                 Yes

Rated Power (KW/HP):                 185/248               

Rated Revolution (rpm):               2100

Maximum Torque (N.m/rpm):   1097/1500

No. of cylinders:                              6

Bore x Stroke (mm):       140 x 152

Displacement:                  14 L

Fan Drive type:                 Mechanical

Min ground clearance (mm):      404

Compression rate:                           14.5: 1

Fuel filter:           2

Fuel System Type:           Chongqing Cummins type, mechanical control fuel injection


Alternator:                         24V / 50A

Starting motor:                 8.5 KW

Battery Rating:                  2 x 12V, 120 Ah

LED Lights:          Yes


Torque convertor / Clutch:                          Torque Convertor

Type:     Power separating hydraulic mechanical type

Transmission/Gear Box:                               Transmission Type

Type / Model:   Power shift planetary transmission with 3 speeds forward and 3 speed reverse, speed and direction can be quickly shifted

No. of gear forward:       3

No. of gear backward:   3

Max forward speed:       10.9

Max reverse speed:        13.2

Maximum drawbar pulls:                             1st gear - 196.8 KN 2nd gear - 172.2 KN


Operation type:                                Pilot hydraulic control

Hydraulic pump

Type:                     Gears oil pump

Capacity / Discharge:     170 (L/min)

Relief pressure / Max pressure:                 20 Mpa

Hydraulic cylinders

Type:                     Double acting piston type

Double acting piston type:                          2 / 105 x 1308

Blade tilt (No. of cylinders/bore x stroke):           1 / 165.1 x 155

Ripper: (No. of cylinders /Bore x Stroke (mm)):                                 Ripper: 2 / (150 x 480)

Control Valves Type:      Pilot operated with joystick control         


Type:                     Pilot operated with joystick control

Steering Control:                             Hydraulically operated


Track gauge (mm) / Track pitch:                                1980

Track rollers (each side):              7

Carrier rollers (each side):           1

Track shoes (each side):                               40

Shoe width (mm):           560 / 610 (Optional)

Ground pressure:                            71.9 Kpa including ripper and blade

No. of idler (each side):                 2             


Engine:                                 Replaceable cartridge filter

Transmission:    One magnetic oil strainer and replaceable element by-pass filter

Steering & Braking:         One magnetic oil strainer and replaceable element by-pass filter

Hydraulic System:           Return filter


Operating mass (kg) (approx.):                  without ripper – 23800

Blade Specifications – General

BLADE ATTACHMENT 1 - Standard Machine:                       Tilt Semi U blade

Overall length with dozer:                           5667 with ripper – 7616

Max. Lift above ground / height (mm):                  1115

Max. Drop below ground/ Max digging depth:                   498

Blade / Dozing Capacity (Cum):                 8.4

Mass in (kg) Dozer Blade attachment / Dozing weight:                  3428 kg

Blade width (mm):          3500

Blade height (mm):         1130

BLADE ATTACHMENT (Optional blade):                 Coal blade - U type

Overall length with dozer:                           5667

Max. Lift above ground / Max lifting height (mm):           1115

Max. Drop below ground / Maximum digging depth:                      670

Blade / Dozing Capacity (Cum):                 9.6

Mass in (kg) Dozer Blade attachment / Dozing weight:                  3920

Blade width (mm):          4428

Blade height (mm):         1350

SYSTEM FLUID CAPACITY / Coolant and Lubricant

System (Refilling):          Litres

Cooling System / Coolant (L):     118

Fuel tank (L):     450

Engine Oil (Crank case):                20

Transmission, torque convertor:                               150

Bevel gear case and steering

Final drive (each side):                  15

Hydraulic tank:                 100


Type:                     The braking clutch is pressed by spring, separated hydraulic, meshed type Wet banding structure

Control / Actuation type:             foot brake, hydraulic booster

CABIN:                  Sealed cabin with air conditioner (optional) with ROPS

INSTRUMENTATION:      Hour meter, fuel gauge, temperature gauge, battery charge indicator,

Horn, oil pressure gauge, front light, rear lights, plough lights, indicator lights

ADDITIONAL ATTACHMENTS:    1). Stage III engine 2). Air conditioner 3). U blade (Coal blade) 4). 3 shank rippers 5). Single shank ripper 6). Solid waste blade 7). Special machine for solid waste with broad 910mm triangular track plates and solid waste blade with additional protection.


Contact-Us: -

Daya Charan and Company


D-2/96, Janakpuri,

New Delhi, Delhi 110058


price unknown

  • Postname : Daya Charan
  • Requirement : Recommended
  • Condition : unknown
  • Post date : 7 Nov 2017
  • Latest Update : 7 Nov 2017 12:44:39 time.
  • Address : D-2/96, Janakpuri, New Delhi, Delhi 110058
  • Country : free online classifieds India
  • Telephone no. : +918588815755
  • Email :