Ditch Witch JT30 - Operational Specifications; Engine Specifications

JT30 /JT30 All Terrain Operator’s Manual Specifications - 236
CMW
Minimum bend radius 210 ft 64 m
Weight (per SAE J2022), with inner rod 106 lb 48 kg
Operational U.S. Metric
Maximum spindle speed (per SAE J2022) 225 rpm 225 rpm
Maximum spindle speed (per SAE J2022) (AT inner spindle) 400 rpm 400 rpm
Maximum spindle torque 4000 ft•lb 5420 N•m
Maximum spindle torque (AT inner spindle) 800 ft•lb 1080 N•m
Carriage thrust travel speed (per SAE J2022) 120 fpm 37 m/min
Carriage pullback travel speed (per SAE J2022) 120 fpm 37 m/min
Thrust force (per SAE J2022) 24,800 lb 110 kN
Thrust force (All Terrain mode) (per SAE J2022) 24,800 lb 110 kN
Pullback force (per SAE J2022) 30,000 lb 133 kN
Bore diameter 4.5 in 114 mm
Bore diameter (All Terrain w/ Rockmaster 822) 4.75 in 121 mm
Bore diameter (All Terrain w/ Rockmaster 86) 5.50 in 140 mm
Backream diameter soil dependent
Ground travel speed (forward) (per SAE J2022) 2.4 mph 3.9 km/h
Ground travel speed (reverse) (per SAE J2022) 2.2 mph 3.5 km/h
Power: Tier 3 Engine U.S. Metric
Engine: Cummins QSB4.5, EPA Tier 3, EU Stage IIIA
Fuel: diesel
Cooling medium: liquid
Injection: direct
Aspiration: turbocharged and charge air cooled
Cylinders: 4
Displacement
275 in
3
4.5 L
Bore 4.21 in 107 mm
Stroke 4.88 in 124 mm
Power
All Terrain Cobble Pipe U.S. Metric