323

Heavy Equipment

323

Net Flywheel Power
162 HP / 121 kW
Maximum Drawbar Pull
45614  / 203 kN
Maximum Travel Speed
3.5 mile/h / 5.7 km/h

The Cat® 323 excavator has the speed, efficiency, and power for your heavy-duty applications requiring maximum productivity. You get built-in Cat GRADE with 2D, Grade Assist, and Payload as standard equipment right from the factory, boosting your operator efficiency by up to 45%. Combine these features with a new cab, longer maintenance intervals and reduced fuel consumption that lower maintenance costs by up to 15% and fuel consumption by up to 20% and you have an absolutely low-cost-per-unit-of-production excavator built for your heavy-duty applications.

Engine
Engine Model Cat C7.1 ACERT
Net Flywheel Power 162 HP / 121 kW
Bore 4 in / 105 mm
Stroke 5 in / 135 mm
Displacement 428 in³ / 7.01 l
Gross Power - SAE J1995 164 HP / 122 kW
Net Power - SAE J1349 162 HP / 121 kW
Engine RPM - Operation 1650 r/min
Engine RPM - Travel 1800 r/min
Weights
Note (1) Long Undercarriage, HD Reach Boom, R 2.9 HD Thumb Ready Reach Stick, HD 1.38 m3 bucket and 790mm HD TG shoes, 5.4mton( 11,900lb) Counterweight.
Operating Weight - North America 56200 lb / 25500 kg
Note (2) Long undercarriage, Reach boom, R2.9 (9'6") stick, HD 1.38 m3 (1.81 yd3) bucket and 600mm (24 in) triple grouser shoes, 4.2 mt (9,300 lb) counterweight.
Operating Weight - Europe/Australia & New Zealand 53790 lb / 24400 kg
Service Refill Capacities
Fuel Tank Capacity 86.6 gal (US) / 345 l
Cooling System 6.6 gal (US) / 25 l
Engine Oil 6.6 gal (US) / 25 l
Final Drive - Each 1.3 gal (US) / 5 l
Hydraulic System - Including Tank 61.8 gal (US) / 234 l
Hydraulic Tank 30.4 gal (US) / 115 l
DEF Tank 10.8 gal (US) / 41 l
Swing Drive - Each 1.3 gal (US) / 5 l
Swing
Maximum Swing Torque 54440 ft·lbf / 74 
Swing Speed 11.25 r/min
Drive
Maximum Drawbar Pull 45614  / 203 kN
Maximum Travel Speed 3.5 mile/h / 5.7 km/h
Maximum Gradeability 35°--70%
Hydraulic System
Main System - Maximum Flow - Total 113 gal/min / 429 l/min
Maximum Pressure - Equipment - Normal 5075 psi / 35000 kPa
Maximum Pressure - Swing 3886 psi / 26800 kPa
Maximum Pressure - Travel 4974 psi / 34300 kPa
Dimensions - Reach Boom - 5.7 m (18'8
Counterweight Clearance 3.4 ft / 1050 mm
Note (1) With HD 1.3m3 bucket and 900 mm shoes.
Note (2) Reach boom as same dimensions as HD reach boom
Shipping Height 10.2 ft / 3100 mm
Shipping Length 31.3 ft / 9530 mm
Track Gauge 7.8 ft / 2380 mm
Track Length - Center of Rollers 12 ft / 3650 mm
Transport Width - 600 mm (24 in) Shoes 9.8 ft / 2980 mm
Transport Width - 700 mm (28 in) Shoes 10.1 ft / 3080 mm
Transport Width - 790 mm (31 in) Shoes 10.4 ft / 3170 mm
Transport Width - 900 mm (35 in) Shoes 10.8 ft / 3280 mm
Dimensions - Reach Boom - 5.7 m (18'8
Ground Clearance 1.5 ft / 470 mm
Tail Swing Radius 9.3 ft / 2830 mm
Working Ranges - Reach Boom - 5.7 m (18'8
Maximum Cutting Height 31 ft / 9450 mm
Maximum Digging Depth 22.1 ft / 6730 mm
Maximum Loading Height 21.3 ft / 6480 mm
Maximum Reach - Ground Level 32.4 ft / 9870 mm
Maximum Vertical Wall Digging Depth 18.8 ft / 5740 mm
Minimum Loading Height 7.1 ft / 2160 mm
Product Specifications
Maximum Depth Cut for 2440 mm (8'0") Level Bottom 21.5 ft / 6560 mm

Standard Equipment

  • CAT CONNECT TECHNOLOGY
    • Cat GRADE with 2D
    • Cat Assist ( Boom Assist, Bucket Assist, Swing Assist, Grade Assist )
    • Cat Payload ( Cat Payload, Static Weigh, Auto-Calibration )
    • 2D E-fence
    • Cat Product Link™
  • ENGINE
    • Cat C7.1 ACERT™ electronically-controlled turbo-charged Tier 4 Final diesel engine
    • Meets U.S. EPA Tier 4 Final and EU Stage IV emissions standards.
    • Three selectable power modes
    • One-touch low idle with automatic engine speed control
    • Automatic engine idle shutdown
    • Recommended for use up to 4500 m altitude (14,764 ft) with engine power derate above 3000 m (9,842.5 ft).
    • 46° C(115° F) high-ambient cooling capacity
    • Cold starting capability for - 32° C (- 25° F)
    • Double element air filter with integrated pre-cleaner
    • Electric fuel priming pump
    • Reversible electric cooling fans
    • Biodiesel capability up to B20
  • HYDRAULIC SYSTEM
    • Boom and stick regeneration circuits
    • Electronic main control valve
    • Auto warm up
    • Automatic two-speed travel
    • Boom and stick drift reduction valve
    • Element type main hydraulic filter
    • Slider joysticks
    • Electronic main pump
    • Electric refueling pump (Europe only)
  • STANDARD DELUXE CAB
    • ROPS, standard sound suppression
    • High-resolution 8 " (203 mm) LCD touchscreen monitor
    • Automatic Bi-level air conditioner
    • Jog dial and shortcut keys for monitor control
    • Keyless push-to-start engine control
    • Height-adjustable console, inifinite with no tool
    • Air-adjustable seat suspension
    • Seat belt, retractable (51 mm [2 "] width)
    • Seat Heater
    • Tilt-up left side console
    • Bluetooth® integrated radio with USB ports
    • 12V DC outlets
    • Document storage
    • Cup and bottle holders
    • Two-piece front window, openable
    • Upper Radial wiper with 70/30 w/washer
    • LED dome and lower interior lights
    • Roller front sunscreen
    • Beacon ready
    • Washable floor mat
    • Polycarbonate skylight hatch, openable
  • UNDERCARRIAGE AND STRUCTURES
    • Tiedown points on base frame (ISO 15818 Compliant)
    • Segmented track guiding guards
    • Standard bottom guards
    • Standard travel motor guards
    • Grease lubricated track links
    • Standard swivel guard for demolition
    • Final drive with standard travel motor
    • 5400 kg (11,900 lb) counterweight for demolition
    • HD swing frame for 5400 kg counterweight
    • HD swing bearing for 5400 kg counterweight
    • HD base frame with SD track rollers and standard carrier rollers for 5400kg counterweight
  • BOOM, STICKS AND LINKAGES
    • 5.7 m (18'8") reach boom
    • 2.9 m (9'6 ") stick
    • 600 mm (24 ") triple grouser track shoes
    • Bucket Linkage, B1-family w/ lifting Eye
  • ELECTRICAL
    • Machine electronic control module (x2)
    • 1000 CCA maintenance-free batteries (x2)
    • Centralized electrical disconnect switch
    • Programmable time-delay LED working lights
    • LED chassis light, LH & RH boom lights for reach , Cab lights-850 Lumens
  • SAFETY & SECURITY
    • Rearview camera and side RH mirror
    • Neutral lever (lock out) for all controls
    • Anti-skid plate and countersunk bolts on service platform
    • Ground-level accessible secondary engine shutoff switch in cab
    • Bluetooth receiver
    • RH hand rail and hand hold (ISO 2867 compliant)
    • Travel alarm(US only)
  • SERVICE & MAINTENANCE
    • Sampling ports for Scheduled Oil Sampling (S·O·S?)
    • Grouped location for engine oil and fuel filters
    • Ground level 2nd dipstick for engine oil
    • Remote flash

Optional Equipment

  • CAT CONNECT TECHNOLOGY
    • Cat GRADE with Advanced 2D
    • Cat GRADE with 3D
  • ENGINE
    • 52° C (125° F) high-ambient cooling capacity
  • HYDRAULIC SYSTEM
    • Hammer return filter circuit
    • Combined flow/high pressure aux circuit
    • Medium pressure aux circuit
    • Quick coupler circuit for Cat Pin Grabber
    • Boom /Stick lowering check valves (BLCV/SLCV)
    • Heavy lift configuration
  • UNDERCARRIAGE AND GUARDS
    • Heavy-Duty bottom guard for demolition
    • Standard swivel guard for demolition
    • Heavy-Duty travel motor guards for demolition
    • 4200 kg (9,260 lb) counterweight
    • Semi-HD swing frame for 4200 kg counterweight
    • Standard Swing bearing for 4200 kg counterweight
    • Base frame with HD track rollers and standard carrier rollers for 4200 kg counterweight
    • Track guiding guard, full length
    • SD base frame w/ SD track rollers & SD carrier rollers
  • BOOM,STICKS & LINKAGES
    • 600 mm (24") single grouser track shoes
    • 700 mm (28 ") triple grouser HD track shoes
    • 790 mm (31 ") triple grouser HD track shoes
    • 900 mm (35") triple grouser HD track shoes
    • 5.7 m (18'8") HD reach boom +2.9 m (9'6") HD stick for demolition
    • VA boom (2.8m (9'2") stub + 3.3m (10'10") fore)- Europe only
    • Bucket linkage, B1-family with lifting eye
    • Bucket linkage , B1-family without power link with Lifting Eye ( Europe only)
    • Power link kit , B1-family with lifting Eye (Europe only)
  • ELECTRICAL SYSTEM
    • 1000 CCA maintenance-free batteries (x4) for cold starting capability -32C°
    • LED chassis light, LH & RH boom lights ,cab lights w/ cover and rain protector - 850 lumens, for use with 360° visibility
    • LED chassis light, LH & RH boom lights for VAB, cab lights - 850 lumens (Europe only)
    • LED chassis light, LH & RH boom lights for VAB, cab lights w/ cover and rain protector - 850 lumens, for use with 360° visibility (Europe only)
  • SERVICE & MAINTENANCE
    • Preventative maintenance ready (Quick-Evac)
  • SAFETY & SECURITY
    • 360° visibility
    • Radiator screen
    • Right hand side mirror (Europe only)
    • Rearview and right hand sideview camera
  • PREMIUM CAB UPGRADES, STANDARD PLUS
    • ROPS, advanced sound suppression
    • High resolution 10" (254 mm) LCD touch screen monitor (Only for use with 360° visibility).
    • High resolution 10" (254 mm) LCD touch screen monitor + additional monitor (Only for use with 360° visibility and Cat Grade with Advanced 2D or Cat Grade with 3D).
    • Seat ventilator
    • Parallel wiper with lower parallel w/wisher
    • Roller rear sunscreen
    • Rain protector and cab light covers (Only for use with 360° visibility.).
  • BUCKET
    • Heavy duty buckets 1.19m3(1.56yd3), 1.3m3(1.71yd3), 1.38m3 (1.81 yd3),
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