SANY Excavators SY75C. Technical Specifications

ENERGY SAVING STA

LEADING THE INDUST

High Efficiency and Economy ,

Precise Control

Luxurious and Comfortable

Operating Experience

High Reliability And Durability

Scientific Structure and Easy Maintenance

Equipment Specification

Standard & Optional

SANY HYCRAULIC EXCAVATOR SY75C

Larger Counterweight Designed to Improve The

Overall Stability of Machine

With a larger counterweight designed on the basis of balancing

the wide gauge and undercarriage, the overall stability of

High Efficiency and

machine is improved. By moving the center of gravity to the front,

we are able to achieve more reliability in SY75C-9.

Economy Precise

Left and Right Side Doors and Covers That Can

Be Fully Opened

Control

Left and right side door and rear hood can be fully open, allow the

Rated Power

routine maintenance for engine, air-conditioning compressor belt

40.9kW/2100rpm

tension and others.

4JG1-NABGB-04-C2

Powerful Digging Force

Bucket Digging Force

Bucket digging force is up to 56kN from

53KN, and arm digging force up to 38kN

from 35KN, as compared with SY75C1.

Arm Digging Force

Powerful Engine

Using Track Roller With The Bilateral Support As

Carrier Roller, SY75C-9 Achieves Higher Reliabil-

Sany engine with four-cylinder four-stroke direct-injection

provides a stronger power for the excavator.

ity And Stronger Traveling Force At High/low

Travel Speed

Auto Deceleration System

Load-sensitivity Flow Distribu-

With advanced travel motor and optimized flow distribution

Arm Cylinder

The function of auto deceleration reduces fuel consump-

system, the machine can work more efficiently by traveling at

tion System with Good Micro-

Bucket Cylinder

Pilot

tion by 5-10%. When an operation has been stopped for

high or low speed according to ground surface condition and

operation Performance

3.5 seconds, the engine speed drops automatically to idle

working area.

level and maintains the idling state. When the operation is

Consisting of variable single pumps that

Faster Operating Speed

resumed by maneuvering the control levers, the engine

provide a constant overall power, the

Boom Cylinder

speed will increase to the set rpm within 0.1 second. The

load-sensitivity flow distribution system

Hydraulic Pump

A quick return line is added to the arm oil cylinder circuit, which

Main Valve

working capability is restored instantly. The auto idle

is of high stability and excellent micro-

has considerably improved the operating efficiency at low energy

switch is always active after the excavator is restarted

operation performance, offering an

consumption.

each time.

The advanced main valve, which has been thoroughly optimized,

almost perfect meticulous process. Its

Swing Motor

superior performance lies in that flow

is able to provide excellent coordinating and leveling performance

Filter Element

in combined operations. It also increases the moving speed of

demand is determined according to the

Travelling Motor

actuators and their corresponding

arm and bucket. In addition to the arm regenerating function, the

High precision pre-filtering removes the impurities, while

actions. The operating accuracy is

operating efficiency of machine has been improved by more than

the two-stage filter and one-stage water separator ensure

10%, as compared with SY75C1.

irrelevant to load. It is only related to the

the purity of engine fuel.

deflection angle of control levers. The

Main pump delivery increases from 149 liters to 168 liters. Faster

speed is achieved in separate operation.

optimization of main valve can realize

Large-capacity Bucket and

Excellent Near-body Perfor-

the coordination of multi-movement,

Environment-friendly Engine

Optional Buckets

mance

making different trajectories to meet the

With the exhaust emission in line with EPA interim

requirements of delicate operation.

The standard bucket has a capacity of

Bucket tips can be very close to the

Tier2/EU Stage 3B Emission Standards, the engine is

0.28m3, which has been redesigned to

dozer blade, which makes the machine

environmentally friendly in the new era.

reduce cutting resistance and enhance

work efficiently within a wider working

Innovative Dozer Blade

bucket strength. There are also many

range.

Improve The Operating

optional buckets available.

Working Efficiency

Efficiency

Equipped with an innovative dozer blade

10%

that has an increased magnitude of

100

moving up and down, this machine is

very suitable for the complex operating

110

conditions, such as road construction,

and burying pipelines or cables. The

(Compare with SY75C1)

dozer blade has a special shape and a

wider plate that prevent soil from falling

behind, which considerably improves the

operating efficiency of excavating, landfill

and leveling.

SANY HYCRAULIC EXCAVATOR SY75C

Luxurious and Comfortable

Operating Experience

High-strength Top Plate

The cab top plate, formed with high-strength thick steel sheet, is

well capable of ensuring operator’s safety against impact and

deformation.

Air-conditioner with Multiple Air Outlets at

Different Levels and Locations

Anti-skid Steps, Large Hand-

holds, and Protective Railing

High quality automatic air conditioner provides better

Heavy duty mode: Full power output provides

cooling effect. It creates a more comfortable operating

efficient

operation.

on The Right of Cab

environment by automatically regulating the temperature

Standard mode: 90% of the rated power reduces

Specially designed mounting steps can

and humidity inside the cab as the ambient condition

fuel consumption and noise.

effectively prevent slippery; large hand-

changes. There are several air outlets - the front window

Light duty mode: 80% of the rated power ensures fuel

holds can prevent people from slipping;

defrost outlet ensuring operator’s visibility, and the outlets

economy.

Right railing of the cab increases the

for operator face, back and feet - which can be turned

Break mode: 90% of the rated power reduces fuel

safety.

on/off as desired. By changing the direction of air stream,

consumption

the operator can fully enjoy the benefit of air conditioner.

Multi-functional Controller with a High

Innovative Cab for A Wider View

Well-sealed Cab, Clean and Quiet

Brightness, Wide Viewing Angle LCD

Large Rear View Mirror and Alternate Exit

Larger windows of the newly-designed spacious cab

Display

Rear view mirror is mounted on both sides of the cab, through

provide you a wider view. The operator can clearly see the

Multi-functional controller ensures the system constantly

which the operator can observe the situation behind the excava-

work equipment condition and the surrounding through the

Equipped with excellent sealin-

in the optimum condition. When the joysticks are not

tor without turning back.

front, side and back windows. The upper window of the

gring, the cab is free from dust

operated for

3.5 seconds, the controller immediately

A cab window for alternate exit is also provided for operator to

cab can be moved to the top of the cab when the front

and rain. And the low-noise

design, indoor noise under 74

commands the engine to lower the speed in order to

escape in case of emergency.

window is unlocked. The roof hatch is openable, through

which the cab can have better ventilation and more lights.

decibels, can effectively relieve

reduce fuel consumption; when the engine or hydraulic

It is also helpful for you to talk with others outside the cab.

the fatigue of operator.

system is abnormal, the fault information will appear on

The control levers and joysticks designed and arranged

the monitor to warn you. High brightness, wide viewing

according to human engineering are all within the reach of

angle industrial LCD allows the operator easily getting the

operator. They can be operated easily with little force.

information in the seat.

Silicone Rubber Shock Absorber

The operator station is suppo

Muffler

Humanized Facilities

-rted with innovative silicone

Thoughtful arrangement of built-in warm/cool storage box,

rubber shock absorber. This

The perfect match between engine and muffler reduces

cup holder, literature bag and ashtray.

shock absorber is fixed to the

the noise produced by exhaust emission. The adoption of

swing platform in four points,

noise insulation material and improved damping system

which has minimized the shock

gives better stability, noise reduction and operator

brought by rough road and

comfort. Lined with heat insulation material, the muffler

engine or hydraulic impact,

reduces not only the noise but also the temperature of

considerably increased the

engine compartment.

stability of cab, and improved

Access Door and Engine Hood Securing

the comfort of operator.

SY75C-9 is fully

covered with steel

Bar

plates, which are

more environment

The access door is designed with a hook, and the engine hood

Operating Priority and Fuel-savingPriority

is fixed with a gas spring that can help you open the engine

friendly than toug

Working Modes

hood easily for engine service. The hood can be secured with

hened glass and

give better heat

the bar during maintenance or service of the machine in order

The working mode can easily be changed on the

dissipation.

to prevent injury caused by wind.

monitor

SANY HYCRAULIC EXCAVATOR SY75C

Higher Reliability and Durability

Scientific Structure and

Easy Maintenance

Robot-welding Process

Swing Platform

Robot-welding process can ensure the

Reinforced plates, welded on the two main beam of swing platform, consider-

correct, strong and durable structure.

ably improve the bending resistance performance. The right and left side

Longer Maintenance Interval

Maintenance Prompts

beams and the cross beam, made of high-class steel and formed through

punching, is designed in D-shaped structure and greatly strengthen the

The use of quality, large-size parts and compo-

Multi-functional controller can display the items to be

platform.

nents can effectively extend machine service life

maintained and the time for replacement

Reinforced Boom

and maintenance intervals, reduce downtime,

Replace engine oil and oil filter element

and improve operating efficiency.

The side plates are thicker than before.

service hours

Check tightening torque of bolts and nuts

The ear plates have been redesigned to

reduce stress at the bending. The boom

has passed the fatigue test and field

Add grease to the bearing of swing reducer assembly

digging test (soil and rock mixture).

250

Clean the primary filter element of air cleaner

service hours

Change engine oil and replace oil filter element

Replace engine fuel filter element

Large-capacity Fuel Tank

Fuel tank capacity up to 20L reduces the times for refueling.

Interior of the fuel tank has been treated well against rusting.

No rusting will occur even if the tank is soaked in oil containing

water or phosphoric acid, or other chemicals for a long period

of time.

Reinforced Bucket

The shape of bucket has been redesigned.

Using quality anti-wear plates with a

Toolbox and Grease

thickness up by

33 percent as bucket

Bucket Storage Place

bottom, the durability of bucket is greatly

extended. No damage to the bucket is

Toolbox and grease bucket storage

caused during field digging test (soil and

place is designed to facilitate the daily

rock mixture).

maintenance.

High-strength Track Frame

Easy Cleaning of Radiator

The optimized support of dozer blade

Opening the left rear access door

cylinder is welded to the upper and lower

allows you to access the engine

plates in a gearing manner in order to have

radiator. The radiator is protected with a

better strength and rigidity.

net to prevent invasion of foreign

substances. You are only required to

remove and clean the net.

New parallel radiators with the specially

Undercarriage

designed internal structure are easy to

flush. The excellent heat dissipating

Lateral beams using a box-type structure

performance of radiator ensures the

with high strength and rigidity, have

running of engine for a long period of

excellent torsion and bending resistant

time.

performance.

Hoses

Bigger Side Doors for Easy

Quality hoses, which are used for all

Maintenance and Replacement

Hydraulic Cylinder Buffer

high-pressure circuits, have excellent

wear resistance performance, extraor-

Opening the left door allows you to easily access the pilot oil source block, air

A buffer provide at both ends of boom and

bucket

dinary strength and brilliant resilience

cleaner, primary oil filter, and electrical parts, and to replace filter elements quickly.

cylinders and at the rod end of bucket cylinder, can

that can help reduce maintenance work

Opening the left door allows you to easily check the main pump and hydraulic tank

absorb the impact of the piston and the cylinder, extend

and extend service life. The hoses used

hoses. The side door area is 50 percent larger than that of last generation.

cylinder service life, and reduce noise and vibration.

for low pressure application, which are

extremely flexible, can help reduce

turning radius and extend service life.

SANY HYCRAULIC EXCAVATOR SY75C

EQUIPMENT SPECIFICATION

DIMENSION

SPECIFICATION

ENGINE

OPERATING WEIGHT

Model

Isuzu 4JG1-NABGB-04-C2

Operating weight with standard bucket, fully serviced, +75 kg

Displacement

3.059L

operator (ISO)

Engine power

Operating weight

7355kg

At rated engine speed

40.9kw/2100rpm

UNDERCARRIAGE

HYDRAULIC SYSTEM

Track width

450mm

Number of track shoes

Type

Load Sensibility

Carrier roller (per side)

Number of selectable working modes........................................... 4

Track roller(per side)

Main pump

Item（Unit：mm）

SY75C

Type

Variable-capacity piston pumps

A Length (During Transportation)

6120

Maximum flow

149Itr/min

TRANSMISSION

Hydraulic motors

B Width

2220

Travel

2* axial piston motor with parking brake

Travel Speed (Highest/Lowest)

4.4/2.4 km/h

C Height (During Transportation)

2665

Swing

1* axial piston motor with swing holding brake

Swing Speed

11.5rpm

D Upper Body Width

2040

Gradeability

70%/35

Relief valve setting

E Blade Height

405

Implement circuits

27.5mpa 269kg/cm2 3

,988psi

Ground Pressure

33KPa

F Std. Track Width

450

Travel circuit

27.5mpa 269kg/cm2 3 ,988psi

G Track Gauge

1750

Swing circuit

21.5mpa 210kg/cm2 3 , 118psi

H Min. Ground Clearance

380

Heavy lift circuit

27.5mpa 269kg/cm2 3 , 988psi

DIGGING FORCE

Pilot circuit

3.5mpa 34kg/cm2 , 507psi

I Tail Swing Radius

1800

Bucket Digging Force

56kN

Hydraulic cylinders

J Roller Gauge

2195

Arm Digging Force

38kN

Boom

1-110mm*885mm

K Track Length

2820

Arm

1-90mm*900mm

Bucket

1-80mm*730mm

OPERATION RANGE

BUCKET OPTIONAL

Item（Unit：mm）

SY75C

Width

Arm length

Capacity

a Max. Digging Height

7060

Weight

Number of

b Max. Dumping Height

5550

SAE

CECE

Teeth

1622mm

2050mm

Without Side Cutters

With Side Cutters

c Max. Digging Depth

4020

0.16

0.14

450

570

173

d Max. Vertical Digging Depth

3290

0.18

0.16

500

620

186

e Max. Excavating Distance

6240

f Min. Swing Radius

1720

0.21

0.19

560

680

197

g Height at Min. Swing Radius

5550

0.25

0.22

650

770

218

h Maximum Ground Clearance of

Bulldozer Blade(rising)

350

0.28

0.25

680

795

247

i Maximum Sinking Depth of Bulldozer

Blade

360

0.28

0.25

720

836

240

0.32

0.28

800

922

224

Suitable for materials with density of 1 800 kg/m3 (3 030 lb/yd3) or less

Suitable for materials with density of 1 600 kg/m3 (2 700 lb/yd3) or less

Suitable for materials with density of 1 100 kg/m3 (1 850 lb/yd3) or less

Materials and specifications are subject to change without further notice in accordance with our continuous technical innovations.Photos and illustrations may not include additional equipments.

SANY HYCRAULIC EXCAVATOR SY75C

SY75C LIFTING CAPACITY

STANDARD ċ OPTIONAL

Arm Length:1622mm

Rating Over Front

STANDARD EQUIPMENT

Rating Over Side

MAX

2mm

3mm

4mm

5mm

Engine

Undercarriage

Alarm Lights

Maximum

Travel brake

Oil pressure lack, engine coolant

Alternator 30A

5m kg

3812

1500

1700

Travel motor guard

overheat

Dry thriple-filtering air cleaner

H-track guiding mechanism

Throttle knob fault

4m kg

4564

1200

Cylindrical engine oil filter

1350

1850

1800

1500

Hydraulic track tensioner

Fuel oil lack

Fuel pre-filter

3m kg

5008

1250

1050

3200

2300

2200

1800

1450

1300

1050

Bolted sprocket

Voltage higher than specification

Radiator with protective screen

5225

950

Carrier roller and track roller

Engine over speed

2m kg

1150

2650

2100

1750

1400

1250

1000

Auxiliary water tank for radiator

Reinforced track link with pin seal

1m kg

5243

1150

900

2550

1950

1650

1400

1250

1000

Fan cowl

450 mm track shoe

Separately installed engine

0m kg

5065

1200

950

2450

1900

1650

1300

1200

950

Bottom coverplate

Water separator

Indicator Lights

-1m kg

4668

1300

1050

4350

3600

2450

1900

1600

1300

-2m kg

3986

1650

1300

4450

3650

2450

1900

Auto-idle、engine warm up

Swing Platform

Engine coolant temperature

Operator Station

Hi/Lo speed

Under Any Condition,the lifting capacity should be under 1000kg

Fuel level float

Noiseproof steel-structured cab

Hydraulic oil level gauge

Toughened light-color window

Pressure and Capacities

Toolbox

4 sillicone rubber damping support

Monitoring System

Rear view mirror (R)

Openable roof hatch, upper front windo

Swing brake

Standard battery

WELGHTS AND GROUND PRESSURE

and left window

Grease barrel holder

Lockup engine hood

Rear window,alternate exit

Counterweight

Mode SY75C9I2H

Lockup fuel filler cap

silent window wiper with washer

Anti-skid film, handhold and passage

Shoe type

Shoe width

Adjustable inclined seat with adjustable

Travel direction mark

Operating weight

Ground pressure

armrest

Front Work Equipment

Hand grease gun

AM-FM radio with digital clock

450mm

7280Kg

33Kpa

Foot rest and floor mat

Tripe grouser

Flange pin

Loudspeaker,rear view mirror

Bucket clearance adjustment

Seat belt and fire extinguisher

Welded lever

Cub holder and cab light

Central lubrication system

Ashtray

Dust ring-seal of bucket pin

Storage box, literature bag

SERVICE REFILL CAPACITIES

A variety of bucket for optional

Hydraulic lockout control

Fully automatic air-conditoner

Liters

US gal

Lmp gal

Fuel tank

130

34.2

28.6

Engine coolant

3.2

2.6

Hydraulic System

Engine oil

9.2

2.4

2.0

Control valve with main relief valve

Swing device

1.5

0.4

0.3

Spare oil port for control valve

Travel device(each side)

Oil suction filter

1.3

0.3

Oil return filter

Hydraulic system

Pilot filter

Hydraulic oil tank

120

31.6

26.4

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