Description
RATINGS
Net Input Torque Lb-Ft (N.M) | Net Input Power HP (kw) | Vocations | |
---|---|---|---|
CRT3531-3 Straight Thru | 450 (610) | 185 (138) | Foundation Drilling Rigs, Auger Drilling, Oil Field Pulling Units, Material Handling, Forklifts, Waterwell Drilling Rigs, Marine Winches, Barge Winches, Waterfall Winches, Custom. |
CRT3531-1 Drop Box | 450 (610) | 185 (138) | Forklifts, Material Handling, Winches, Loaders, Skidders, Trucks, Railcar Movers, Lifting, Hoisting, Locomotive, Cranes. |
ENGINE INTERFACE
- Acceptable full-load engine governed speed: 1900 – 3000* rpm
- Minimum engine idle speed (transmission in Drive) 500 rpm
MOUNTING
- Direct: SAE No.3 Cradle mount using engine flywheel hsg mounting pads, four bolts on rear cover and four-bolt on dropbox
- Remote: Front trunnion support, four-bolt on rear and four-bolt on drop box.
TORQUE CONVERTER
Model | Stall Torque Ratio | Kp-Factor* at Stall |
---|---|---|
TC-320 | 3.50 | 64.4 (75.0) |
TC-350 | 3.09 | 34.7 (40.4) |
TC-370 | 2.47 | 40.7 (47.3) |
MECHANICAL RATIOS (Gear ratios do not include torque converter multiplication)
Range | Forward | Reverse |
Low | 8.00 : 1 | 7.75 : 1 |
Intermediate | 2.09 : 1 | 2.81 : 1 |
High | 1.00 : 1 | 0.97 : 1 |
NOTE:
- Range Gearing – Constant Mesh, Spur, Planetary.
- Clutches – Hydraulic-actuated, spring-released, oil-cooled, multidisk, self-adjusting (automatic compensation for wear)
- SAE 3 flywheel housing with grease gear or flex disk drive mounting Remote mounted (front) Input flange or Torqmatic® coupling Direct and remote mounted (rear) 6-hole mounting pad on each side (-1 models); 4 tapped holes in adapter housing (-3 models).
Drop Box Ratios: 0.66 : 1 (standard), 0.79 : 1 (optional), 1.62 : 1 (CRT3331-1 Drop Box Model Only)
CONTROL SYSTEM
Description: Hydraulic, Power Shift with Range Selection Spool & Direction Shifting Spool. Manual Inching valve or clutch cutoff valve are optional.
Shift Sequences | Transmission is “Power Shifted” to select each gear without applying a clutch. Revers to Forward operation requires vehicle or machine to have output shaft fully stopped from rotating. |
Driver-to-Transmission Interface | Customer-furnished cab-mounted shift selector |
PHYSICAL DESCRIPTION
Length | Dry Weight | |
---|---|---|
Drop Box -1 Models (transfer gear) | 43.61 in (1108 mm) | 1260 lbs (372 kg) |
Straight Thru -3 Models (sump tank) | 46.59 in (1183 mm) | 955 lbs (434 kg) |
Height (with direct mount oil cooler) | -1 Drop Box Models, 39.17 in (995 mm) | -3 Straight Thru Models, 27.89 in (708 mm) |
PUMP HUB GEAR, CHARGE PUMP-DRIVEN POWER TAKE-OFF PROVISION (OPTION)
PTO drive | Engine-driven spur gear |
PTO mounting pad | SAE C, 4 Bolt PTO Pad (located on back side of charge pump) |
PTO drive gear ratio | 7 o’clock position 1.00 x engine speed |
PTO drive gear rating |
|
OIL SYSTEM
Oil Type | 15-40 (motor oil), 0-30W (motor oil), ATF (Current), Allison Transynd |
Capacity Excluding external circuits |
|
Sump Tank for 3 models is standard or optional, Copeland Style 1, Style 2 & Style 3 (customer furnished option available) | |
Main Circuit Oil Filter | Replaceable element, Remote mounted |
Cooler circuit oil filter (optional) | Direct Mount (Top of Converter), or Remote-mount. |
SPEEDOMETER PROVISIONS (OPTIONAL)
- TYPE: SEA Heavy duty 5/32 inch drive
- Speed: Same as transmission range speed.
DROP BOX OUTPUT OPTIONS – iNTEGRAL DROP BOX
position B | output Flange (see flange list) with optional output parking brake on straight thru models only, brake type drum with shoes. Output flange available on drop box models) |
position C | output Flange (see flange list), Heavy Duty output is available |
position D | output Flange (see flange list), Heavy Duty output is available. Optional output parking brake is available on drop box models, brake type drum with shoes. |