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HMPT 500/600HP Transmission

 

 For up to 33 ton (30 tonne) vehicle applications

INPUT RATING 
Power, net hp (kw) 600 (450)
Speed, r/min 2,600*
(Other input ratios available to match engine speed)
OUTPUT RATING 
Maximum torque, lb-ft (Nm) 6,800 (9,200)
WEIGHT 
Dry, lb (kg) 1,944 (875)
Oil, lb (kg) 100 (45)
VOLUME 21ft3 (.6m3)
POWER DENSITY ft3 (m3) 29 hp/ft3 (760 kw/m3)
POWER TAKE-OFF Full power, constant running
SERVICE AND PARKING BRAKES Mechanically actuated, oil-cooled, multiple disc
DYNAMIC BRAKING Full engine retarding torque, plus limited hydrostatic retarding
STEERING True pivot, infinitely variable ratio hydromechanical, fully regenerative, without use of brakes or clutches
INPUT DISCONNECT Hydraulically actuated clutch to disconnect power train for reduced cold-weather cranking torque and improved fuel economy at idle

CONTROL - TRANSMISSION ELECTRONIC CONTROLLER - TEC

 The TEC automatically adjusts the transmission ratio to operate at most efficient engine speed based on throttle position and vehicle load
HYDRAULIC 
MIL-L-2104 Grade 30, above 0 degrees F (-18 degrees C)
MIL-L-46167 0 degrees F to -65 degrees F (-18 degrees C to -54 degrees C)
Filtration 40
ATTITUDE 70% fore and aft slope
45% side slope
*2,200 to 3,000 r/min can be accomodated in the design
   
 
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This information consists of L-3 Combat Propulsion Systems general capabilities information that does not contain controlled technical data as defined within the International Traffic in Arms (ITAR) Part 120.10 or Export Administration Regulations (EAR) Part 734.7-11.