Cat 309 CR Features, Specs, and Capacity Ratings
- June 2, 2024
- CAT
Table of Contents
Cat 309 CR Features, Specs, and Capacity Ratings
Features :
The Cat ® 309 CR Mini Excavator delivers maximum power and performance in a mini size to help you work in a wide range of applications.
ALL DAY COMFORT
- A sealed and pressurized cab is equipped with an improved air conditioning system, adjustable wrist rests and a suspension seat to help keep you working comfortably all day long.
EASY TO OPERATE
- Controls are easy to use and the intuitive Next Generation Monitor provides customizable machine operator preferences and easy to read machine information.
STICK STEER TRAVEL MODE
- Moving around the job site is even easier with the Cat Stick Steer option. Easily switch from traditional travel controls with levers and pedals to joystick controls with a push of a button. The benefit of less effort and improved control is in your hands!
BIG PERFORMANCE IN A MINI DESIGN
- Increased lifting, swinging, travel and multi-functioning performance helps you get the job done more efficiently, and blade float allows for easy clean up.
SAFETY ON THE JOB SITE
- Your safety is our top priority. The Cat Mini Excavator is designed to help keep you safe on the job. A back-up camera, courtesy work lights and a fluorescent retractable seat belt are just a few of the safety features we’ve built into the machine.
SIMPLE SERVICE FOR LESS DOWNTIME
- Maintenance is quick and easy on the Cat Mini Excavator. Routine check points are easy to access at ground level with grouped service points and robust service panels.
LOWER OPERATING COSTS
- Equipped with features such as auto idle, auto engine shutdown, and efficient hydraulics with a variable displacement pump, the Cat Mini Excavator was designed with reducing your operating costs in mind.
UNMATCHED DEALER SUPPORT
- Your Cat dealer is here to help you reach your business goals. From providing equipment solutions to operator training to service needs and beyond, your Cat dealer is ready to help.
Specifications
Engine
Weights
- Minimum Weight is based on steel tracks, no counterweight, operator, full fuel tank, standard stick, blade and no bucket.
- Maximum Weight is based on steel tracks with rubber pads, counterweight, operator, full fuel tank, long stick, blade and no bucket.
Weight Increase from Minimum Configuration
Travel System
Service Refill Capacities
Hydraulic System
- Flow and pressure are not combinable. Under load, as flow rises pressure goes down.
Swing System
Blade
Certification – Cab
Sound
- European Union Directive “2000/14/EC”
Dimensions
- Boom Height when stick is pinned in transport position with no attachments.
- Boom Height when stick is pinned in working position with attachments Standard Stick offers only one pin position.
- With blade positioned at the rear of the machine.
Air Conditioning System
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.0 kg of refrigerant which has a CO 2 equivalent of 1.430 metric tonnes.
Lift Capacities – Minimum Configuration
Minimum Weight includes steel tracks, cab, operator, full fuel tank, no counterweight, and no bucket.
Lift Capacities – Maximum Configuration
Maximum Weight includes steel tracks with pads, cab, operator, full fuel tank, counterweight, and no bucket.
† The 309 CR lift capacity specifications are based on a machine
configured with a Long (L) Undercarriage.
***** The above loads are in compliance with hydraulic excavator lift
capacity rating standard ISO 10567: 2007 and they do not exceed 87% of
hydraulic lifting capacity or 75% of tipping capacity. The excavator bucket
weight is not included on this chart. Lifting capacities are for standard
stick.
Standard and Optional Equipment
Standard and optional equipment may vary. Consult your Cat dealer for details.
For more complete information on Cat products, dealer services, and industry solutions, visit us on the web at www.cat.com
© 2020 Caterpillar
All rights reserved
Materials and specifications are subject to change without notice. Featured machines in photos may include additional equipment. See your Cat dealer for available options.
CAT, CATERPILLAR, LET’S DO THE WORK, their respective logos, “Caterpillar Corporate Yellow,” the “Power Edge” and Cat “Modern Hex” trade dress as well as corporate and product identity used herein, are trademarks of Caterpillar and may not be used without permission.
AEHQ8166-02 (12-2020)
Replaces AEHQ8166-01
Build Number: 07A
(North America, Europe, ANZP)
Cat 309 CR Features, Specs, and Capacity Ratings – Optimized
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Cat 309 CR Features, Specs, and Capacity Ratings – Original
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