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INTRODUCTIONS

All Terrain Tracked Carrier (ATTC) - Basic Configuration

 

Making advances on all fronts
By Chan Kay Min - The Straits Times - May 3, 2001

This is one Hercules of a military vehicle and yet, it is incredibly light-footed.
Although it can haul five tones of cargo over muddy ground, climb up steep slopes and even swim in water with ease, it has a ground pressure as light as a human foot, said a Defense Ministry statement.
This the All Terrain Tracked Carrier or ATTC, made in Singapore Technologies Kinetics. ST Kinetics unveiled it before Deputy Prime Minister and Minister for Defense and other guests at its Portsdown Road Facility. The ATTC looks like two boxes on tracks joined by a steering unit. However, its ungainly appearance belies its capability in going places where other vehicles cannot. At the roll-out ceremony, the army looked for a vehicle to meet the operational needs of our mechanized forces, there were no ready solutions in the market, ST Kinetics proposal was chosen as it met the army requirements.
During the vehicle's six year development, the company sought input from the armed forces, research institutions and mindef's DSTA on the design.

 

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DSTA helps develop the All Terrain Tracked Carrier (ATTC)
DSTA - May 2, 2001

The Defence Science & Technology Agency (DSTA) worked hand in hand with the Army and ST Kinetics to build an All Terrain Tracked Carrier (ATTC) to augment the Army’s mechanized force.

DSTA engineers gave valuable inputs in the following areas of expertise:

1.    Programme management

The project management team from DSTA managed the development of the ATTC and ensured that it is delivered to the Army on time and on budget. Activities carried out by the team included specifying technical requirements, reviewing designs and conducting evaluation trials. The DSTA project team was able to achieve synergies in the development of the ATTC, as members contributed significantly in their areas of specialization.

2.    Ergonomics

DSTA harnessed human factors engineering (HFE) to enhance the human effectiveness, comfort and safety of the ATTC. A well-designed man-machine interface considers factors such as leg clearance, body angles and functional arm reach to ensure crew comfort, reduce crew fatigue and get the best possible human performance when using the ATTC. To ensure that SAF servicemen can carry out their duties effectively, studies were carried out to optimize the man-machine interface. 
For example, visual contours were mapped and analyzed based on the seated eye position to study the field of vision for the driver and commander . The results were used to improve the design of the windscreen and side windows. iterative prototyping and innovative mock-ups were used in the design of the driver’s seat and the layout of the instrument displays. structured questionnaires were used to get feedback from SAF servicemen during the design and development phases to ensure that the user-system interface conforms to the required human factor requirements. Even environmental ergonomics was studied. DSTA engineers measured and evaluated the level of hazards like noise, vibration, heat and toxic fumes during field trials. Changes in the design of the ATTC were then introduced to ensure that hazard levels were kept below the safety threshold.

3.    Communications systems integration

DSTA equipped the ATTC with a digital intercom system, the first for an Army vehicle platform. This system is cost-effective and compatible with existing SAF communications equipment. DSTA carried out technical evaluations to ensure that the ATTC communications systems can integrate seamlessly with other sub-systems on the ATTC. DSTA engineers performed electromagnetic analysis to position radio antennas on the ATTC for optimal performance.

4.    Weapon integration

DSTA helped select and integrate weapon systems that meet safety and effectiveness requirements. Firing acceptance tests were planned and conducted. DSTA analyzed the results from these tests and recommended ways to enhance performance and safety of the weapon systems on the ATTC.

5.    Reliability & Maintainability (R&M) assurance

DSTA saves operational and support costs by ensuring that the ATTC can withstand harsh military operating environments and has a high operational availability. Detailed tests were carried out before the finalization of the design to ensure a reliable and maintainable ATTC. Failure analysis was one of the tasks conducted to identify R&M design improvement during developmental trials.

"New All Terrain Vehicle Makes Tracks For Eurosatory"
by Chris Foss Jane's Daily, 20 June 2000

As part of a determined drive to market its expanding range of tracked Armored vehicles, Singapore Technologies Kinetics has brought its new articulated All Terrain Tracked Carrier (ATTC) to Eurosatory.

Singapore Technologies Kinetics only revealed the ATTC in March this year, so far two preproduction vehicles have been built - one in a cargo carrier version and the other, shown at Eurosatory, in the troop carrier configuration. The ATTC comprises two fully Armoured units, front and rear, connected by a hydraulic articulated joint that features steering and damping cylinders. The hull is of all welded steel armour which provides the occupants with protection from 7.62mm small arms fire and shell splinters. A German IBD passive armour package can be fitted to provide a higher level of armor protection if required. When being used as a troop carrier, the ATTC can carry a total of 16 - six in the front, including the driver and vehicle commander, and 10 in the rear unit, plus their equipment. Maximum quoted payload for the front unit is 1,200kg and for the rear unit 3,000kg. It is fully amphibious, being propelled in the water by its rubber tracks at a maximum speed of 5km/h.

For local protection the ATTC can be fitted with a roof-mounted 7.62 or 5.56mm machine gun and banks of electrically operated smoke grenade launchers. Optional equipment includes a passive night vision system and a land navigation system. The endless molded rubber bank tracks were developed specially for the ATTC by Soucy of Canada and are lighter and quieter than conventional steel tracks. Mounted under the rear part of the front compartment is the power pack, which comprises a Caterpillar 3126B four-stroke turbocharged air-cooled diesel developing 350bhp, coupled to an Allison MD 3560P fully automatic transmission.

Today, the Singapore Armed Forces use the Swedish Hagglunds Vehicle unarmored Bv 206 for a wide range of battlefield support roles. It is possible that in the future the new ATTC will gradually undertake some of these roles as it is not only Armored, but has a significant increase in load-carrying capability, which enables it to undertake a much wider range of battlefield roles than the older Bv 206.

In addition to being used as a cargo carrier, other roles suggested for the ATTC by Singapore Technologies Kinetics include use as an ambulance, weapons carrier, reconnaissance platform command and control vehicle, internal security and a number of specialized civilian roles.

ST Kinetics Wins Finnish Study Contract
(Source:Singapore Technologies; issued Oct. 25, 2004)

WASHINGTON --- Singapore Technologies Kinetics (ST Kinetics) has been awarded a study contract in July 2004 by the Finnish Defence Forces Materiel Command (DFMC) to explore the development of a Future All Terrain Vehicle (FATV) for the Finnish Defence Force (FDF).

In the contract, ST Kinetics will evaluate new technologies for the FATV, which is intended to replace the FDF’s current fleet of articulated vehicles by 2010-2012. The study is expected to conclude by March 2005.

The study contract is an endorsement of ST Kinetics’ extensive experience and technical competency in the development of both tracked and wheeled solutions. Its experience with the Bronco All Terrain Tracked Carrier in particular, has been extremely successful. In fact, the Bronco has successfully completed exhaustive FDF trials for 6 months in 2003, covering over 8,000 km of harsh Finnish arctic terrain and weather.

Today, the Bronco has been extensively tested through rigorous sand and winterisation trials, and has passed the standards set by the US MIL-STD-810E. It has thrived in hot chamber tests, mobility tests on sand dunes and alpine snowfields at maximum load. Mobility trials were also done in elsewhere in Europe, Africa and Asia-Pacific where it is being actively marketed.

The FATV programme demands a completely new platform - one with challenges for increased payloads, ability to move continuously at higher speeds and over longer distances, higher protection levels and with all terrain capability. ST Kinetics will draw on its lessons and experience with the Bronco, whose operational status with the Singapore Armed Forces coupled with the number of variants fielded, makes ST Kinetics a credible and highly qualified candidate.

ST Kinetics is approaching the Finnish concept study with the readiness to embark on innovative and in-depth component or subsystem-level proofs of concept which will be required in the course of the development. One example is the Active Articulated Vehicle (AAV) concept, which allows articulated platforms to couple and decouple quickly to form two separate and smaller driven vehicles, each operating independently from the other. The concept offers a “plug and play” convenience, allowing the swapping of abilities even while the vehicle is in operation. The AAV features prominently as part of ST Kinetics’ proposal, and offers a technology that is ready and working, and can be easily integrated or adapted for requirements in the near future.

Finnish Defence Forces
Finnish inputs

Apart from a revolutionary design approach to meet user requirements, ST Kinetics has set up partnerships with reputable and established Finnish companies to explore the inclusion of Finnish components and more importantly, to leverage their experience with the local terrain and operational requirements.

ST Kinetics is the land systems arm of Singapore Technologies Engineering (ST Engineering). It provides design and engineering services for both commercial and military vehicles and related products, ranging from manufacturing, upgrading, repair and maintenance to complete life cycle management. It also provides component and subsystem design and development, and laboratory and industrial test services.


Bronco seeks first export orders
Christopher F Foss

The Singapore Technologies Kinetics (STK) Bronco All Terrain Tracked Carrier (ATTC) has been fully operational with the Singapore Armed Forces for several years. So far more than 600 have been ordered with production still underway. Bronco has already undertaken extensive trials in Finland and more recently in France as both countries have a requirement for a vehicle of this type. Also competing for both of these requirements is the BAE Systems Hägglunds BvS 10, which is in service with the Netherlands and UK Royal Marines and has also undergone extensive trials in France, including the Alps.

The French Army programme is called the Véhicule Haute Mobilité (VHM) with a total requirement, funding permitting, of up to 400 units. Both contractors have submitted their bids to France. A decision is expected early next year, with first order expected to be for about 50 to 60 units.
For the French market STK (Stand H10) would send the vehicles to French company CEFA, which would fit specialised mission equipment. The vehicles would then go to Thales, which would fit the electronic equipment.

At Eurosatory, a Bronco is being shown in French Army markings and fitted out as an Artillery Forward Observation Officer (FOO) vehicle. Mounted over the front unit is a remote controlled overhead weapon station supplied by Thales and armed with a 12.7mm machine gun.
Singapore has already deployed a number of versions of the Bronco, including ambulance, repair and recovery, load carrier, troop carrier and fuel resupply vehicle. Other versions are under development, including one carrying the STK 120mm SRAMS (Super Rapid Advanced Mortar System). Bronco is already being expanded, including use as a robotic vehicle, as well as being fitted with a new advanced patented coupling that links the front and rear units. This unique feature allows the user to “plug and play “ so that different units can be attached as required by the mission. In addition, each unit can be transported slung under a tactical helicopter and then rapidly linked at their final destination.

The units provide the crews with protection from small arms fire and shell splinters, with higher levels of protection being an option. The Caterpillar diesel engine meets EURO III requirements, with the total available payload currently being 5,000kg.

The Bronco is also fully amphibious, being propelled in the water by its tracks at a speed of 5km/h.

.SG Armor Gallery
ATTC introduction Introduction ATTC possible variants Possible Variants ATTC Related with BV206 page 1 Related-BV206-1 BV206 specifications BV206 Spec.
ATTC Specification Specification ATTC Gallery Gallery ATTC ATTC Related with BV206 page 2 Related-BV206-2 BV206 from Quadtech QT. BV206 Spec.
author main BV206 - ARTHUR Gallery BV206 ATTC Related with BV206 page 3 Related-BV206s-3 Bv206S technical spec BV206S Spec.
author main BV206 - Scale Model Reference BVS-10 Site-Map
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Unless otherwise stated. All information are extracted from product brochure of STK - Dec1999
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