ET90 (mono boom)

The minimum swing radius ET90 track excavator offers one of the smoothest and most powerful hydraulic systems available in its class. The 9-ton excavator comes with an air conditioned cab and a choice of short or long dipperstick and is powered by an economical 73.7-hp Deutz Tier 4 Final engine. The ET90 comes standard with rubber tracks, dozer blade and boom-mounted working light. Hydraulic system features an oil cooler, pilot controls and dipperstick-mounted auxiliary connections for single and bidirectional attachments. An in-cab electronic control pattern changeover is standard.

The unit's compact size, high performance and low center of gravity allow this excavator to work in a variety of applications, especially in confined areas The three-pin bucket linkage system provides best-in-class breakout force of 16,636 pounds of force and optimizes the bucket's angle of rotation for digging in tough conditions and to keep the load secure in the bucket before dumping Large ergonomically cab design offers operator comfort with 3.5-inch color LCD display, air-ride seat and air conditioning

Unmatched visibility of the bucket and entire worksite through large windows and front and side lighting, enhancing jobsite safety A unique tilting operator's platform and large engine cover are the only two points of access needed to expose all maintenance components

Main Content
ET90 Technical specifications
Metric » Imperial » Operating data
Shipping weight min. 18,404 lb Operating weight 19,202 - 22,020 lb Biting force max. 10,341 lbf Breakout force max. 16,591 lbf Digging depth max. 182.1 in Dumping height 199.4 - 207.6 in Digging radius max. 300 in Superstructure slewing speed 9 rev/min L x W x H 280.2 x 88.6 x 100.9 in Engine / Motor Engine / Motor manufacturer Deutz Engine / Motor type TCD 2.9 DOC Engine / Motor Liquid-cooled 4-cylinder turbo in-line engine, direct injection, exhaust gas turbocharger and intercooling Displacement 178.12 in³ RPM / speed 2,500 rpm Engine performance according to ISO 74.24 hp Battery 88 CCA Fuel tank capacity 22.5 US gal

Hydraulic system
Duty pump Variable displacement pump Flow rate 47.69 US gpm Operating pressure for working and driving hydraulics 4,351 psi Operating pressure swing gear 3,481 psi Hydraulic oil tank 24.3 US gal Undercarriage Travel speed max. 3.1 mph Chain width 17.7 in Ground clearance 14.6 in Dozer Blade Stroke dozer blade above subgrade 18.9 in Stroke dozer blade below subgrade 20.4 in Sound level Sound level (LwA) according to 2000/14/EC 99 dB(A) Cabin - specified sound pressure level LpA according to ISO 6394 79 dB(A)

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ET90 Standard components
General (Weight and dimensions may vary based off of configuration) Length/Width/Height: 280 (7117 mm) x 88.6 (2250 mm) x 101 (2562 mm) Operating weight: 19,204 lbs (8711 kg) Rubber track width: 17.6 (450 mm) Dozer blade: 88.6 (2250 mm) Working light mounted to the boom Working lights front left and laterally left and right on the chassis Travel alarm Operator manual and tool kit including grease gun Engine Water-cooled T4F 4 stroke turbocharged Deutz TCD 2.9 diesel engine Exhaust gas treatment with Diesel Oxidation Catalyst 4-cylinder, 178.2 in³ (2.93 l) Operating power: 73.8 HP (55 kW) at 1,850 rpm

Cabin
Multi-adjustable spring suspension comfort seat and safety belt Air conditioning and heat 3.5 multifunctional display with ability to program the hydraulic oil flow of auxiliary hydraulic circuits Safety glass, split front window, top swings back Windshield wiper with washing system and side sliding window ROPS, TOPS and FOPS Level 1 standard Pre-wired for radio Pre-wired for cab lighting and beacon 3 exterior mirrors (cabin left, 2x chassis right) Tiltable cabin

Hydraulics
Load-sensing system (LUDV) with variable capacity pump: 46.4 g/min Hydraulic pilot control via joystick ISO/SAE electronically controlled changeover switch Flat faced couplers on the auxiliary hydraulic lines Auxiliary hydraulic connection for two directions of motion, mounted on dipper stick Relief valve for auxiliary hydraulics Proportional controls for auxiliary hydraulics AUTO2-SPEED transmission, dual travel speed operated automatically, 2nd gear manually locked Pilot controlled, hydraulically cushioned travel pedals Solid metal hydraulic oil cooler, durable cooling fins featuring integrated reservoir allowing operating temperature up to 113 F (45 C) Spring Applied Pressure Release (SAPR) for parking brake and house turn function Hydraulic thumb bracket Auxiliary hydraulic flow: 0 - 29.1 gal/min (0-110 l/min) - Primary relief at 4351 psi (300 bar) Direct-to-tank auxiliary return line for one-way attachments Advanced overload system (safety valve for lift arm, dipper stick) Hydraulic Quick Hitch - D-Lock Multi Pin Grabber