Description
Ratings
Product Name | Net Input Torque lb-ft (N*M) | Net Input Power hp (kW) | Turbine Torque lb-ft (N*M) | Vocations |
---|---|---|---|---|
DP8961 (Manual Electric, Automatic Electric) | 3300 (4474) | 1104 (823) | 5966 (8089) | Oil Field Pumps, Oil Field Service Rig, Fracking, Drilling, Heavy Trucks, Auger, Hauler |
ENGINE INTERFACE
- Acceptable full-load engine governed speed: 1800-2300 rpm
- Minimum engine idle speed range (with the transmission in Drive): 550rpm
MOUNTING
- Direct: SAE No.0 flywheel housing with flexplate drive. Cradle mount using engine flywheel
housing mounting pads and transmission rear cover mounting pads with 0.625-11 inch series bolts - Remote: Side pads on transmission rear cover, plus front trunnion mount.
TORQUE CONVERTER
Model | Stall Torque Ratio | Kp-Factor* at Stall |
---|---|---|
TC-840 | 2.26 | 43.2 (37.1) |
TC-860 | 2.33 | 40.7 (35.0) |
TC-880 | 2.20 | 36.9 (31.7) |
TC-890 | 1.86 | 32.6 (28.0) |
TC-1070 | 1.68 | 28.5 (24.5) |
MECHANICAL RATIOS
Gear ratios do not include torque converter multiplication)
First | 4.24 : 1 |
Second | 2.32 : 1 |
Third | 1.69 : 1 |
Fourth | 1.31 : 1 |
Fifth | 1.00 : 1 |
Sixth | 0.73 : 1 |
Reverse 1 | – 5.75 : 1 |
In forward range | 5.81 |
CONTROL SYSTEM
Description | Manual Electric, Automatic Electronic |
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Shift Sequences | [C = Converter Mode (lockup clutch disengaged); L = Lockup Mode (lockup clutch engaged)] 1C–1L–2C–2L–3C–3L–4C–4L–5C–5L–6C–6L |
Driver-to-Transmission Interface | Customer furnished, cab-mounted shift selector |
PHYSICAL DESCRIPTION
Length (engine housing to flange face) | Basic | 59.6 in (1836 mm) |
Width | Basic | 34.8 in (884 mm) |
Depth (below horizontial center line) | 20.9 in (531 mm) | |
Height (above horizontial centerline) |
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Dry Weight |
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SIDE ENGINE-DRIVEN POWER TAKE-OFF PROVISION
PTO drive | Engine-driven spur gear |
PTO mounting pad | Eight-bolt, 4 o’clock position (as viewed from rear) |
PTO drive gear ratio | 1.13 x engine speed |
PTO drive gear rating | Intermittent: 400 hp (298 kW) and Continuous: 300 hp (224kW) |
LIGHT DUTY ACCESSORY DRIVE
Accessory drive | Engine-driven, internal spline |
Accessory drive mounting pad | Location: 4 o’clock position (as viewed from rear of transmission)Orientation: Toward rear of transmission |
Accessory drive ratio | 1.13 x engine speed |
Accessory drive rating | Torque: 25 lb-ft (24 N*m)Power: 10 hp (7.5 kW) |
TOP ENGINE-DRIVEN POWER TAKE-OFF PROVISION (OPTION)
PTO drive | Engine-driven spur gear |
PTO mounting pad | Eight-bolt, 12 o’clock position (as viewed from rear) |
PTO drive gear ratio | 1.51 x engine speed |
PTO drive gear rating |
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INPUT RETARDER PROVISION (OPTION)
Type | Integral, hydraulic – Coupling-type rotor between fixed stators |
Capacity at 2100 rpm |
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OIL SYSTEM
Oil Type | C-4 |
Capacity Excluding external circuits | 21.0 Gallons (79 liters) |
Main Circuit Oil Filter |
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Cooler circuit oil filter (optional) | Replaceable element, remote-mounted |
SPEEDOMETER PROVISIONS
Mechanical Drive: | Location: SAE “Heavy Duty” 5/32-inch; Ratio 1:00: 1 Transmission rear cover |
PARK BRAKE PROVISION
- Type (customer supplied): 17.25 x 4-inch drum
- Capacity at lever apply force: 200,000 lb-in at 800 lbf (22,600 N*m at 3560N)