Hydraulic Pumps - Manitowoc Grove RT880E Service And Maintenance Manual

INTRODUCTION

Hydraulic Pumps

Pump #1
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Piston
Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Output - @ 2700 rpm w/no load
Section 1 . . . . . . . . . . . . .98.7 gpm (373 l/min)
Pump #2
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Gear
Sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Output - @ 2700 rpm w/no load
Section 1 . . . . . . . . . . . . .38.9 gpm (147 l/min)
1-4
Hoists
Drum Dimensions
Cable
Max. Permissible Line Pull
(6x36) EIPS IWRC . . . . . . . . . 16,800 lb (7,620 kg)
(35x7) Flex-X . . . . . . . . . . . . . 16,800 lb (7,620 kg)
Max. Single Line Speed . . . 514 fpm (156.7 m/min)
Hoist Motor Displacement
Published 11-10-2014, Control # 524-00
RT880E SERVICE MANUAL
Diameter . . . . . . . . . . . . . . . . . 15 in (381 mm)
Length (Standard) . . . . . . . . 18.38 in (467 mm)
Diameter . . . . . . . . . . . . . . . . . . 3/4 in (19 mm)
Length-Main. . . . . . . . . . . . . . .600 ft (182.8 m)
Length-Aux. . . . . . . . . . . . . . . .600 ft (182.8 m)
3 (
Low . . . . . . . .6.53 in 107 cm
3 (
High . . . . . . . . .3.72 in 61 cm
3
) per revolution
3
) per revolution
FIGURE 1-1