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Applicable Vehicles

•  Rear wheel drive

•  Front wheel drive

•  4WD/AWD cars, recreational vehicles (with selectable single axle drive)
•  2WD/4WD race cars

•  Sport utility vehicles

•  Light commercial vehicles
•  Motorcycles (with optional adapter)

Transmission Types

•  Front wheel drive

•  Rear wheel drive

•  All wheel drive
•  Locked Front:Rear AWD

•  Full time AWD
•  Viscous coupled AWD

•  Intelligent european AWD (Volvo dog clutch)
•   Variable ratio Front:rear

Vehicle / axle weights

Maximum vehicle weight

4,500 kg (9,900 lb)

Maximum axle weight (per axle)

2,250 kg (4,450 lb)

Vehicle wheelbase
(Alternative wheelbase dimensions available on request. Refer factory)

Minimum wheelbase

2,250 mm (89")

Maximum wheelbase

3, 500 mm (138")

Power, Tractive Effort, Torque and Speed (Note 3)

Front Axle

Maximum power graphing

675 kW (900 HP)

Max. tractive effort graphing

20,700 N (4,650 lb)

Max. roller torque graphing

2,250 Nm (1,650 ft lb)

Max. axle torque graphing (Note 1)

6,150 Nm (4,500 ft lb)

Max. engine torque graphing (Note 2)

2,100 Nm (1,500 ft lb)

Max. power steady speed

450 KW (600 HP)

Max. tractive effort steady speed

13,800 N (3,100 lb)

Max. roller torque steady speed

1,500 Nm (1,100 ft lb)

Max. axle torque steady speed (Note 1)

4,100 Nm (3,000 ft lb)

Max. engine torque steady speed (Note 2)

1,400 Nm (1,000 ft lb)

Max road speed

200 km/h (120 MPH) - 250 km/h (150MPH)*

Rear Axle

Standard

Rear Aux retarder/PAU*

Maximum power graphing

675 kW (900 HP)

1,350 kW (1,800 HP)

Max. tractive effort graphing

20,700 N (4,650 lb)

41,400 N (9,300 lb)

Max. roller torque graphing

2,250 Nm (1,650 ft lb)

4,500 Nm (3,300 ft lb)

Max. axle torque graphing (Note 1)

6,150 Nm (4,500 ft lb)

12,300 Nm (9,000 ft lb)

Max. engine torque graphing (Note 2)

2,100 Nm (1,500 ft lb)

4,200 Nm (3,000 ft lb)

Max. power steady speed

450 KW (600 HP)

900 kW (1,200 HP)

Max. tractive effort steady speed

13,800 N (3,100 lb)

27,600 N (6,200 lb)

Max. roller torque steady speed

1,500 Nm (1,100 ft lb)

3,000 Nm (2,200 ft lb)

Max. axle torque steady speed (Note 1)

4,100 Nm (3,000 ft lb)

8,200 Nm (6,000 ft lb)

Max. engine torque steady speed (Note 2)

1,400 Nm (1,000 ft lb)

2,800 Nm (2000 ft lb)

Max road speed

200 km/h (120 MPH) - 250 km/h (150MPH)*

Both Axles

Standard

Rear Aux retarder/PAU*

Maximum power graphing

2,000 kw (2,700 HP)

2,000 kW (2,700 HP)

Max. tractive effort graphing

41,400 N (9,300 lb)

62,100 N (13,950 lb)

Max. roller torque graphing

4,500 Nm (3,300 ft lb)

6,750 Nm (4,950 ft lb)

Max. axle torque graphing (Note 1)

12,300 Nm (9,000 ft lb)

18,450 Nm (13,500 ft lb)

Max. engine torque graphing (Note 2)

4,200 Nm (3,000 ft lb)

6,300 Nm (4,500 ft lb)

Max. power steady speed

900 kW (1,200 HP)

1,350 kW (1,800 HP)

Max. tractive effort steady speed

27,600 N (6,200 lb)

41,400 N (9,300 lb)

Max. roller torque steady speed

3,000 Nm (2,200 ft lb)

4,500 Nm (3,300 ft lb)

Max. axle torque steady speed (Note 1)

8,200 Nm (6,000 ft lb)

12,300 Nm (9,000 ft lb)

Max. engine torque steady speed (Note 2)

2,800 Nm (2,000 ft lb)

4,200 Nm (3000 ft lb)

Max road speed

200 km/h (120 MPH) - 250 km/h (150MPH)*

Roller Chassis

Retardation and Loading

Retarder/PAU type

Magnetic eddy current retarder/PAU - Aux retarder/PAU

Load/speed availability

High load available at all speeds

Cooling fins per retarder/PAU

84

Rollers

Drive roller traction surface

High grip Dyno Dynamics unique square cut knurl

Front & rear rollers linked

No (fully independent).

Roller Diameter

217 mm (8.5") drive rollers 

Roller length

855 mm (33") 

Track Maximum (Note 4).

2180 mm (86")

Track Minimum (Note 5).

465 mm (18")

Roller rotation

Bi-directional

Wheelbase adjustment

Remote adjustment

From command module

Wheelbase lock

Self locking

Electronic Adjustment

Front:Rear

Exit Brake

Electromagnetic roller exit brake

Bearings

Standard

Aux Retarder/PAU* 

10 

12

Balance

Rollers and flywheel dynamically balanced

Traction

Roller surface Dyno Dynamics unique square cut knurl
Low tyre temperature operation
Heavy duty traction control system*

Tie down points per bed

8

Traction control mount points

4

Axle download

User adjustable (with straps or optional airbag)

Inertias (Per axle)

Roller inertia and retarder (combined)

Standard

Aux Retarder/PAU* 

2.590 kgm2 (61.5 lbft2)

3.566 kgm2 (84.6 lbft2)

Bed equivalent inertia (typical)

219 kg (483 lb)

302 kg (665 lb)

Installation and Dimensions
Refer installation drawings for detailed dimensions

Length extended

4,400 mm (173")

Single retarder width

2,900 mm (114")

Twin retarder width

3,390 mm (133.5")

Roller surface above ground

Above ground

In pit

390 mm (15")

40 mm (1.5")

Retarder cover above ground

550 mm (22")

150 mm (6")

Dyno Dynamics DS computerised control system

Loading & Balancing

4WD/AWD Smart system for correct (safe) loading under all conditions.

Instrumentation

Computer

Custom turn-key computer system

Monitor*

Country dependent - refer factory

Additional monitors*

Additional monitors and remote displays available - refer factory

Command Module

TouchScreen PDA (BlueTooth)
SnapShot button
Roller Brake button
Reset, Next Step button
Display: Desired Speed, Load, Ramp Rate, RPM, etc
Ramp: Up-Hold-Down switch
Fan over-ride control
Manual & Auto wheel base adjustment control
Wheel position indicator
Balance auto/manual
Manual balance front:rear control

Cabinet*

Range of heavy duty steel cabinets available - refer factory

Automatic fan control*

On-Off-Auto. Controls 2 fans. Cool-down timer

Power loss calculator

Calculates engine power / torque from wheel power

Measurement and Display

Power display resolution

0.1 kW (0.1 HP)

Tractive effort display resolution

10 N (1.0 lb)

Force measurement

Precision electronic shear beam load cell

Interface

Vac pressure boost*
Inlet air temperature
High speed Air:Fuel ratio/Lambda*
Thermo-couple inputs*
Auxiliary inputs*
Fan control

Tachometer

Multiple inputs (refer to tachometer documentation)

Atmospheric Correction Screen

Inlet air temperature
Ambient temperature
Barometric pressure
Relative humidity
Mechanical efficiency (Dyno  Dynamics ATMC2 only)
Resultant correction factor

Bar Screen

Date, time

Used to date and time stamp  reports

Customer name

35 characters

Test details

"Poor economy, low power "etc.

Vehicle identification

Vehicle registration, license,  race number etc

RPM:Road speed ratio

Derived from ignition system, vehicle ECU, roller speed,  injector, optical pick-up*

Power

Analogue bar & digit: kW (HP) [0.1 kW (0.1 HP)  resolution]

Tractive Effort

Analogue bar & digit. N (lb) [1 N ( 0.1 lb) resolution]

Speed

Analogue bar & digit. km/h (MPH) [0.1 km/h (0.1 MPH)  resolution]

Inlet air temperature

Degrees C (F) [0.1 resolution]

Fuel mixture* Petrol (gasoline), LPG  (propane), alcohol, diesel

Air:Fuel ratio and Lambda [0.1 AFR/0.01 Lambda  resolution]

Manifold vacuum/boost*

Metric and imperial units. Gauge & absolute reference

Engine RPM

Ignition, ECU, roller, optical pick-up*

Odometer (distance traveled)

km (miles) [0.1 resolution] Zero reset on Command  Module

Engine torque

Nm (ft lb) 

Range of user definable inputs

Temp, volts, pressure drops, TPS, etc

Graph screen

Road power

kW (HP)

Road tractive effort

N (lb)

Road speed

km/h (MPH)

Run distance

km/h (mile)

Engine power

kW (HP)

Engine torque

 Nm (ft. lb) 

Engine speed

RPM

Fuel mixture* Petrol (gasoline), LPG  (propane), alcohol, diesel

Air:Fuel ratio and lambda

Vacuum / boost*

Metric and imperial units. Atmospheric & absolute reference

Time

Seconds

User defined inputs

Up to 4

Coast-down correction

Based on coast-down test

Drive-train loss

Based on coast-down test, ShootOut specification loss

Auto Graph SnapShot

Triggers SnapShots at user defined road speed or engine  speed  interval

Large Digits on graph screen

Air:Fuel ratio

Air:Fuel ratio or Lambda

Vacuum / boost*

Metric and imperial units. Atmospheric & absolute reference

RPM

Derived from ignition system, ECU, roller speed, optical  pick-up*

Graph Types

Full screen: Diagnostic and performance graphs
High resolution
Step ramp (user definable step)
Step graph
Snap graph

SnapShot Screen

Data acquisition of values defined by user
User definable recording
Work performed
Work history    

Test Modes

Constant speed mode

Dial in the desired speed 

Constant load mode

Dial in the desired load

Ramp mode

Ramp Up-Hold-Down. Dial in the desired acceleration

Cooling fans

Range of cooling fans depending on country of  installation

Cooling fan control*

Software

Software: independent control of two fans (or other devices):
On-Off-Auto Programmable cool-down timers

Command Module

Manual fan control over-ride

Electrical Supply - (Varies with country and region of installation, refer  factory)

Australia

Dynamometer: 415V 50 Hz
Fans: 240 - 250 V  single phase / 415V three phase 

Europe

Dynamometer: 380 - 415 Volt three phase 50 Hz 

USA

Fixed installation 220 -250V two phase 60 Hz

Shipping weights and dimensions (Approximate) 

Dynamometer chassis crated - Crate 1

1,000 kg

1,100 mm

x

910 mm

x

3,130 mm

2,200 lb

43"

x

36"

x

123"

Crate 2

1,215 kg

1,380 mm

x

910 mm

x

3,1302 mm

2,675 lb

54.3"

x

36"

x

123"

AWD/4WD cabinet and control system

285 kg

790 mm

x

880 mm

x

1900 mm

630 lb

31"

x

34.6"

x

74.8"

Small cabinet and control system (computer monitor not included)

200 kg

790 mm

x

880 mm

x

1400 mm

440 lb

31"

x

34.6"

x

55"