TEC® PLUS ELECTRONIC
CONTROL SYSTEM.
The operating system communicates with
multiple
control modules located throughout
the machine
for real-time performance data
and advanced
troubleshooting capabilities.
ROTARY POWER TRENCHER DRIVE MOTOR.
A rotary power trencher drive motor and
splined
headshaft produce a lower speed
and higher
torque which provide superior
ground penetration
and low chain wear
for better production results.
ELEVATING ROPM CAB. The elevating rollover
protective module
cab features LEXAN®
glass, filtered and
pressurized air, heating and
air-conditioning.
The cab’s vantage point allows
a virtually
unrestricted view of the boom, trench
and conveyor.
VANTAGE TRACK. Relax in the confidence
that your
investment is protected and your entire
closed loop hydrostatic system is covered
with
either a 3-year/3000-hour or
5-year/5000-hour
Extended Care
Service program.
HYDROSTATIC ROCKWHEEL ATTACHMENT.
Powered by dual hydrostatic motors, the
rockwheel attachment has the ability to
cut a
trench up to 54" (137.2 cm) in
depth and width
options of 6", 8", 10", 12"
and 14" (15 cm,
20 cm, 31 cm and 36 cm).
TERRAIN LEVELER® SURFACE
EXCAVATION MACHINE ATTACHMENT.
The T855III has a chain drive Terrain
Leveler
option for large rock excavation
applications
including surface mining,
overburden removal,
site preparation
and road demolition.
T855III TRENCHER
GENERAL DIMENSIONS
Approach angle: 20°
Height: 10.9' (3.3 m)
Length range: 33.3' – 40.3' (10.1 m – 12.3 m)
Weight range (tractor plus trencher attachment): 82,000 lb –
94,000 lb (37,194.6 kg – 42,637.7 kg)
Width range: 8.4' – 8.7' (2.6 m – 2.7 m)
ENGINE [TIER 3 AND TIER 4I (STAGE IIIB) AVAILABLE]
Make and model: Caterpillar C9 ACERT
Gross horsepower: 350 hp (261 kW)
Engine rpm: 2200
Fuel consumption @ full load: 18.3 gph (69.3 L/hr)
TRACKS
Ground pressure: 11 psi – 16.4 psi (75.8 kPa – 113 kPa)
Tilt track with Auto Level available: Yes, max angle 12.5°
Track length: 12.3' (3.7 m)
Track pad type: Single, double or triple grouser
Track pad width: 20" or 24" (50.8 cm or 61 cm)
Track size: D6
Travel speed max: 199 fpm (60.7 m/min)
Service brakes: Hydrostatic
CONVEYOR
Belt width: 30" (76.2 cm)
Max conveyor belt speed: 917 fpm (279.5 m/min)
Conveyor belt style: Cleated or finger-type
Conveyor length: 8' or 13' (2.4 m or 4 m)
Conveyor shift available: Yes
Conveyor shift distance: 10" or 62" (25.4 cm or 157.4 cm)
Conveyor style: Curved
Discharge direction: Right or left
Discharge height: 57" or 72.5" (144.8 cm or 184.2 cm)
CAB
Air conditioner/heater: Yes
Air suspension seat: No
AM/FM stereo with weather band: Yes
Elevating: Yes
Pressurized/Filtered air: Yes
Rollover protective module (ROPM): Yes
Level II FOPS: Yes
TRENCHER ATTACHMENT
Boom depth options: 6', 8', 10' or 12' (1.8 m, 2.4 m, 3 m or 3.7m)
Boom top rollers: Yes
Chain speed range: 340 fpm – 656 fpm (340 m/min – 200 m/min)
Cutting width range: 18" – 36" (45.7 cm – 91.4 cm)
End idler diameter: 40" (101.6 cm)
ROCKWHEEL ATTACHMENT
Weight (tractor plus attachment): 102,000 lb (46266.4 kg)
Max cutting depth: 54" (137.2 cm)
Cutting width: 6", 8", 10", 12" or 14" (15.2 cm, 20.3 cm, 25.4 cm,
30.5 cm or 35.6 cm)
Cutter tip speed: 838 ft/min (255.4 m/min)
End idler diameter: 40" (101.6 cm)
CHAIN DRIVE TERRAIN LEVELER ATTACHMENT
Weight (tractor plus attachment): 100,500 lb (45,586 kg)
Max cutting depth: 32" (81.3 cm)
Cutting width: 102" (259.1 cm)
Drum tilt available: Only if equipped with tilt tracks
Max drum speed rpm: 60
Laser and GPS acceptable: Yes
Digging chain size: 4501
OPTIONS
Loadout conveyor
Rockwheel attachment
Chain drive Terrain Leveler attachment
Remote control
