Milton CAT 120M - Manual (Page 21)

21 120M Motor Grader specifications
Std – Fan speed – max 1,150 rpm
Std – Fan speed – min 600 rpm
Std – Ambient Capability 43° C 109° F
Hi Ambient – Fan speed – max 1,650 rpm
Hi Ambient – Fan speed – min 600 rpm
Hi Ambient Capability 50° C 122° F
• Max torque (VHP Plus) measured at 1,000 rpm.
• Net power is tested per ISO 9249, SAE J1349, and EEC 80/1269
Standards in effect at the time of manufacture.
• VHP Plus is an optional attachment.
• Max torque (VHP Plus) measured at 1,400 rpm.
• Net power advertised is the power available at rated speed
of 2,000 rpm, measured at the flywheel when engine is
equipped with fan running at minimum speed, air cleaner,
muffler and alternator.
• No engine derating required up to 3505 m (11,500 ft).
Engine
Engine Model Cat ® C6.6 ACERT™ VHP
Base Power (1st gear) – Net 103 kW 138 hp
VHP range – Net 103-114 kW 138-153 hp
VHP Plus range – Net 103-136 kW 138-182 hp
Displacement 6.6 L 403 in 3
Bore 105 mm 4.13 in
Stroke 125 mm 4.92 in
Torque rise (VHP Plus) 40%
Max torque (VHP Plus) 906 N·m 668 lb ft
Speed @ rated power 2,000 rpm
Number of cylinders 6
Derating altitude 3505 m 11,500 ft
Power Train
Forward/Reverse Gears 8 Fwd/6 Rev
Transmission Direct drive, power shift,
countershaft
Brakes – Service Multiple oil-disc
Brakes – Service, surface area 23 000 cm 2 3,565 in 2
Brakes – Parking Multiple oil disc
Brakes – Secondary Dual circuit control system
Hydraulic System
Circuit type Electro-hydraulic load
sensing, closed center
Pump type Variable piston
Pump output 151 L/min 40 gal/min
Maximum system pressure 24 100 kPa 3,500 psi
Standby Pressure 3100 kPa 450 psi
• Pump output measured at 2,150 rpm
All-Wheel Drive System (Optional)
AWD HP Range – Net* 110-144 kW 148-193 hp
Motor Type 2 Variable axial piston
Pump Type 2 Variable piston
Maximum Torque 13 998 N·m 10,325 ft-lb
Operational gears Forward = 1-7
Reverse = 1-5
* AWD Net power is an incremental increase per gear ranging
from 7-26 kW (10-35 hp), depending on selected gear.
120M Net Power
VHP VHP Plus
Gear kW (hp) – Net kW (hp) – Net
Fwd. 1st 103 (138) 103 (138)
2nd 106 (143) 106 (143)
3rd 110 (148) 110 (148)
4th 114 (153) 114 (153)
5th 114 (153) 118 (158)
6th 114 (153) 121 (163)
7th 114 (153) 125 (168)
8th 114 (153) 136 (182)
Rev. 1st 103 (138) 103 (138)
2nd 106 (143) 106 (143)
3rd – 6th 110 (148) 110 (148)