Caterpillar Performance Handbook, January 2017, SEBD0351-47

Quick Coupler ● EAME ● Specifications ● Matching Guide

Hydraulic Excavators

7

Auto-Connect Quick Coupler The Auto-Connect quick coupler automates tool exchange fully, so operators can change work tools quickly, from the safety and comfort of their cabs. Tool changes become a matter of seconds. Built on the field proven quick coupler CW platform, the unique design of the Auto-Connect prevents ruptured hoses and oil spills, avoiding unplanned downtime. Full Contamination Control on Both Quick Coupler andWorkTool: A sliding cover keeps any dust and debris away from the hydraulic area, protecting the fluid connectors when not in use. Seals on both the Quick Coupler and the work tool cover have been included to close the gap with the cartridges, ensuring full contamination control. Rigid work tools without hydraulics, like buckets, do not need conversion to be picked up by the Auto-Connect quick coupler, avoiding unnecessary expenses. Due to the location of the hydraulic coupling unit, it’s protected Auto-Connect is a “plug-and-perform” system based on Caterpillar’s dedicated CW platform, and fits directly to the machine and existing controls. The Auto-Connect is controlled via the Quick coupler actuation circuit. Combined with Cat Tool Control, it’s really easy for oper- ators to select tools and make fast changeovers. With features like Auto Depressurization as standard no addi- tional hydraulic components are required. against damage from outside. Plug-and-Perform System:

Specifications for CatWedge Auto-Connect Quick Coupler

CWAC-40

Weight (approximate)

340 750

kg

lb

QC-pins (A)

60

mm

in

2.4

Width (B)

550 21.7 475 18.7

mm

in

Length (L)

mm

in

Hoisting-hook

10 11

metric ton

ton

Total Fluid Connectings Hose Couplings High Flow Hose Couplings Medium Flow Hose Couplings Extra/Drain

5

2× 1"

2× 1/2" 1× 1/2"

CWAC-40 is interchangeable with CW-30 and CW-40 . Please note that the coupler and the tools have to match the correct carrier. Matching Guide Quick Coupler Linkage Hydraulic Excavators CWAC-40 — M315D/M316D CWAC-40 — M318D/M322D CWAC-40 — 315D/316E/318E CWAC-40 — 319D CWAC-40 B 320D/320E/321D/323D/323E

Edition 47 7-229