DF SERIES

 

POWERSHIFT   
TRANSMISSIONS       
      

                                                                                                                
RATINGS*                               
Model DF150

Input power (max.) - 142 kW (190 SAE hp)
Input no load speed (max.) - 3000 rpm
Turbine stall torque (max.) - 1288 Nm (950 lb/ft)
Model DF250
Input power (max.) - 224 kW (300 SAE hp)
Input no load speed (max.) - 3000 rpm
Turbine stall torque (max.) - 1898 Nm (1400 lb/ft)

ROTATION
Input - Counterclockwise
Output-Forward same as input (4 or 8 speeds)
            Reverse, opposite input (4 speeds)
Transmission viewed from opposite input side

MOUNTINGS
Engine  -
Flex plate converter drive with SAE #3 or SAE #2 drive housing (engine flywheel mounted torsional damper connection between engine and transmission required) Side mounting pads -  engine/transmission cradle recommended.
Midship -Input housing mounting pads and transmission side mounting pads (engine mounted torsional damper required)
Remote - Side mounting pads (engine mounted torque converter power takeoff with charge pump required)

TORQUE CONVERTER
Three element, single stage, with free or fixed stator.

SIZE STALL TORQUE MODEL
mm in
298.5 (11.75) 2.01 thru 2.90 DF150 and DF250
323.8 (12.75) 2.07 thru 2.70 DF150 and DF250
355.6 (14.00) 1.80 thru 2.80 DF250

CLUTCHES
Fully modulated, oil cooled, multidisc, hydraulic actuated, self-adjusting

GEARING
Constant mesh, in line, high contrast ratio ground gears. Up to eight speeds Forward and four speeds Reverse full powershift.

OIL
Hydraulic transmission fluid
Remote mounted spin-on type filter

*Subject to selection of torque converter and gear ratios.
Note: All data and specifications subject to change without notice or obligation.

GEAR RATIO RANGES

MODELS DF150 AND DF250

GEAR RATIO RANGE VERSION
low
high
4.5 to 8.0
0.7 to 1.0
4 speeds forward or reverse
low
high
6.0 to 8.0
0.5 to 0.7
8 speeds forward
(for reverse speeds see below)
low
high
6.0 to 8.0
0.7 to 1.0
4 speeds reverse
 

PUMP DRIVE

PUMP DRIVE PADS LEFT AND RIGHT SIDE

LEFT SIDE RIGHT SIDE
Rotation
(viewing
drive pad)
counterclockwise counterclockwise
*Ratio
(engine speed
to pump speed)
0.837:1 0.837:1
Mounting and
 spline size
SAE A, B, or C SAE A, B, or C
Disconnect
available for
mounting size
SAE C SAE C
Power ( max. intermittent)
Model DF150
Model DF250
149 kW (200 SAE hp)
149 kW (200 SAE hp)
149 kW (200 SAE hp)
149 kW (200 SAE hp)
*Ratio same on both sides

CONTROLS
Electronic control unit and transmission control valve with pulse width modulated solenoids for  modulation of all clutches.
Electronic gear selector and display.

OPTIONS

  • Magnetic pulse generator for speedometer
  • Integral engine side axle disconnect
  • Caliper and disk or integral spring applied, pressure released parking break
  • Engine driven, direct drive or torque converter driven power takeoff

 

WEIGHTS
Approximate dry weights:
Model DF150 = 567 Kg (1250 lbs.)
Model DF250 = 680 Kg (1500 lbs.)

*Note: Weights are for 4 speed, engine mount transmission with torque converter.