Ditch Witch JT1220 - Manual (Page 193)

Specifications - 192
JT1220 Mach 1 Operator’s Manual
CMW
Operational U.S. Metric
Maximum spindle speed (per SAE J2022) 180 rpm 180 rpm
Maximum spindle torque (per SAE J2022) 1400 ft•lb 1900 N•m
Thrust force (per SAE J2022) 10,000 lb 44.5 kN
Pullback force (per SAE J2022) 12,000 lb 53.4 kN
Thrust travel speed (per SAE J2022) 155 fpm 47 m/min
Pullback travel speed (per SAE J2022) 155 fpm 47 m/min
Minimum bore diameter 3.5 in 89 mm
Backream diameter (soil dependent) variable variable
Ground travel speed
forward (per SAE J2022) 0-2.7 mph 0-4.3 km/h
reverse (per SAE J2022) 0-2.7 mph 0-4.3 km/h
Ground bearing pressure (per SAE J1309) 6.5 psi
.46 kg/cm
2
Power U.S. Metric
Engine: Cummins B3.3, EPA Tier 4i, EU Stage IIIA
Fuel: diesel
Cooling medium: liquid
Injection: indirect
Aspiration: natural
Cylinders: 4
Displacement
199 in
3 3.3 L
Bore 3.74 in 95 mm
Stroke 4.53 in 115 mm
Power
manufacturer’s gross power rating (per SAE J1995) 60 hp 45 kW
estimated net power rating (per SAE J1349) 58 hp 43 kW
rated speed 2200 rpm 2200 rpm