Features 1,740 5'9" 4,800 mm N/cm² 25.7 psi Track pads option 29 ½. 4,950 mm N/cm² 20.9 psi Track pads option (on request) 35 ½

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1 RH 70 Hydraulic Mining Excavator General Data Operating weight Backhoe 122 t 134 sht Engine output SAE J kw 700 HP Standard backhoe capacity (SAE 1:1) Standard rock bucket 7.2 m³ 9.4 yd³ Mass excavation bucket 8.0 m³ 10. yd³ Features Independent oil cooling system 3-circuit-hydraulic system Electronic-hydraulic servo control Torque control in closed-loop swing circuit Automatic central lubrication system Triple-race swing roller bearing Xenon working lights General Dimensions 4,60 1'3" 4,70 1',670 18'7" 4,370 14'4" 4,300 14'1" 3,740 12'3",400 17'9" 1,740 '9" 1,80 '2" 900 / 2'11",180 17' 6,460 21'2" A B,160 16'11" Operating Weights Pad width A Width over pads B Operating weight Ground pressure Standard track pads 600 mm 23 ½ 4,800 mm ,000 kg 268,960 lbs 17.7 N/cm² 2.7 psi Track pads option 70 mm 29 ½ 4,90 mm ,700 kg 272,710 lbs 14.4 N/cm² 20.9 psi Track pads option (on request) 900 mm 3 ½,100 mm ,400 kg 276,460 lbs 12.1 N/cm² 17. psi

2 Diesel Engine Make and model Caterpillar C 18 Rated net power ISO 3046/1 496 kw (66 HP) 1,800 min -1 Rated net power SAE J kw (66 HP) 1,800 min -1 Rated gross power SAE J kw (700 HP) 1,800 min -1 No. of cylinders 6 Bore Stroke Displacement Aspiration Max. altitude without deration Emission certifi cation Alternator Fuel tank capacity Microprocessed engine management Automatic rpm reduction 14 mm (.7 in) 183 mm (7.2 in) 18.1 l (1.10 in³) Turbocharged and charge air cooled 1,00 m (4,900 ft) a.s.l. US EPA/CARB Tier 3; Europe NRMM Stage III A 10 A 1,60 l (436 US gal) Heavy duty air-fi lters, STRATA 1 with automatic dust evacuation Two-stage fuel fi lter incl. water separator Electrical System System voltage Batteries in series installation Working spot lights Battery isolation relay 24 V 2 x 244 Ah - 12 V each 244 Ah - 24 V in total Hydraulic System with PMS Main pumps Max. oil fl ow Max. pressure, attachment Max. pressure, travelling Swing pump Max. oil fl ow Max. pressure, swing circuit Total volume of hydraulic oil Hydraulic tank capacity Pump Managing System (PMS) contains: Electronic load limit control 6 x high brightness Xenon lights 2 x variable swash plate pumps 2 x 2 l/min (2 x 146 US gal/min) 320 MPa = 320 bar (4,640 psi) 360 MPa = 360 bar (,220 psi) Reversible swash plate pump 287 l/min (76 US gal/min) 3 MPa = 30 bar (,080 psi) approx. 1,900 l (02 US gal) approx. 1,00 l (396 US gal) Flow on demand from main pumps depending on joystick position Automatic regulation of main pumps to zero fl ow without demand Automatic rpm reduction of engine speed during working breaks Reduced oil fl ow of main pumps when hydraulic temperature is below / above set values or engine temperature is too high Pressure cut-off for main pumps Simultaneous control of cylinder motions while travelling Filters: Full-fl ow high-pressure fi lters (100 µm) for the main pumps, installed directly behind each pump Full-fl ow fi lters (10 µm) for the complete return circuit Full-fl ow fi lter (10 µm) for the cooling return circuit Pressure fi lter (40 µm) for servo circuit Pressure fi lter (40 µm) for the feed pump of the closed swing circuit Hydraulic Oil Cooling Oil fl ow of cooling pump 467 l/min (123 US gal/min) Diameter of fan 930 mm (3 1 ) Cooling system is fully independent of all main circuits, i.e. controlled cooling capacity is available whenever engine is running Gear type cooling pump supplying high volume low pressure oil to aluminium cooler Variable axial piston pump supplying low volume high pressure oil to fan Fan speed is thermostatically controlled Extremely high cooling effi ciency to ensure optimum oil temperature Swing System Swing drive Parking brake Max. swing speed Swing ring Closed-loop swing circuit with torque control Compact planetary transmission with axial piston motor Wet multiple disc brake, springloaded / hydraulically released.6 rpm Triple race roller bearing with sealed internal gearing Hydraulic breaking of the swing motion by counteracting control All race ways of swing ring as well as grease bath for internal gearing supplied by automatic central lubrication system Operator s Cab Operator s eye level Internal dimensions of cab 4.6 m (1 1 ) approx. Length 1,800 mm ( 11 ) Width 1,300 mm (4 3 ) Height 2,10 mm (7 1 ) Pneumatically cushioned and multi-adjustable comfort seat with lumbar support, safety belt, head and arm rests Switch in seat cushion to neutralize automatically the hydraulic controls when operator leaves the seat Joystick controls integrated in independently adjustable seat consoles Fold-away auxilliary seat FOPS (rock guard; approved acc. to DIN ISO 3449) integrated into cab structure All-round tinted safety glass, armoured windshield and sliding side window Windshield with parallel intermittent wiper/washer Roller blind at windshield Robust instrument panel incl. large and easy to read instruments Machine access via fi xed installed vertical ladder Undercarriage Travel speed Max. tractive force Max km/h (1.4 mph) 877 kn (89 t = 197,090 lbs) Gradability Approximately 100 % Travel drives (each side) 1 planetary transmission with 1 axial piston motor Parking brake Wet multiple disc brake, springloaded / hydraulically released Track pads (each side) 2 Bottom rollers (each side) 9 Support rollers (each side) 3 Rolled double-grouser track pads All running surfaces of sprockets, idlers, rollers and track links are hardened Fully hydraulic self-adjusting track tensioning system with membrane accumulator Automatic hydraulic retarder valve to prevent overspeed on downhill travel Acoustic travel alarm 2

3 Automatic Lubrication System Capacity of grease drum 8 kg (20 lb) Single line progressive automated lubrication system, electric motor driven and electronically controlled Connected to the lubrication system are the swing roller bearing with internal gearing and all pivot points of attachment, bucket and cylinders System failures displayed on control panel Attachment Boom and stick are torsion resistant, welded box design of high tensile steel with massive steel castings at pivot areas Booms and stick are stress relieved after welding All buckets are equipped with a universal wear package suitable for all standard applications, which consists of: Special liner material covering main wear areas inside and outside of bucket Lip shrouds between teeth Wing shrouds on side walls Heel shrouds at bottom edges Special wear packages for highly abrasive materials on request Optional Equipment General Export crating Finishing other than TEREX O&K std. colours (TEREX O&K colour quality) Customizing of logos as per customer s specifi cation Superstructure Environmentally compatible hydraulic oil High capacity water separator Fast fi lling connection for fuel CAT jump start socket Grease container of 80 kg capacity with integrated pump Retractable boarding ladder, hydraulically operated Cab Air conditioning unit Guard for front window Roller blinds at all windows Sun shields, outside mounted at side and rear windows BCS Board Control System Undercarriage Track pad width 70 mm or 900 mm Track guides Attachment Xenon lighting on boom Special wear packages Further optional equipment on request 3

4 ft 4 Working Diagram - Backhoe (BH) - Boom 7.8 m (2 7 ) - Stick 3.3 m (10 10 ) m m ft Digging Forces Max. crowd force 40 kn 101,130 lbs Max. breakout force 440 kn 98,880 lbs Working Range Max. digging depth 7.3 m Max. digging reach 13.9 m 4 7 Max. digging height 12.4 m 40 8 Backhoes Type Heavy rock bucket Standard rock bucket Mass excavation bucket Tooth system ESCO V 69 ESCO V 69 ESCO V 61 Capacity SAE 1:1 m 3 cuyd Capacity CECE 2:1 m 3 cuyd details on request Capacity struck m 3 cuyd Total width mm ft:in 2, , Inner width mm ft:in 2, , No. of teeth 6 Weight incl. universal wear kit kg Ibs 8,100 17,860 8,300 18,300 Max. material density (loose) t/m 3 Ibs/cuyd 2.0 3, , ,030 4

5 General Packing List (approx. values; details may vary depending on scope of supply and destination) Basic unit Pad width [A] Width [B] Gross weight 600 mm (23 ½ ) 4,860 mm (1 11 ) 70,800 kg (16,090 lbs) 70 mm (29 ½ ) 4,90 mm (16 3 ) 72,00 kg (19,830 lbs) 900 mm (3 ½ ),100 mm (16 9 ) 74,200 kg (163,80 lbs) Crate with cabin and FOPS Counterweight Width 2,300 mm (7 7 ) Gross weight 3,0 kg (7,830 lb) Width 1,060 mm (3 6 ) Gross weight 18,000 kg (39,680 lb) 3,070 mm (10 1 ) 2,240 mm (7 4 ) 3,00 mm (11 6 ) Monoboom with main valve block, boom and stick cylinders Width 1,40 mm (4 9 ) Gross weight 14,740 kg (32,00 lb) 4,370 mm (14 4 ) Palette with stick, linkage and bucket cylinders Width 1,260 mm (4 2 ) Gross weight 6,000 kg (13,230 lb) 3,00 mm (11 6 ) 8,400 mm (27 7 ) Backhoe bucket incl. pins for stick and linkage Capacity (1:1) Width Gross weight 8.0 m³ (10. cuyd) 2,770 mm (9 1 ) 8,600 kg (18,960 lb) 7.2 m³ (9.4 cuyd) 2,610 mm (8 7 ) 8,400 kg (18,20 lb) 4,620 mm (1 2 ) Crate with catwalks, railings and other parts Width 2,100 mm (6 11 )w Gross weight 1,900 kg (4,190 lb) 2,20 mm (7 ) 1,900 mm (6 3 ) 2,000 mm (6 7 ) 4,300 mm (14 1 ) A B 7,600 mm (24 11 ) 2,90 mm (9 8 ) 4,400 mm (14 ) All details provided are for general information only. Exact dimensions subject to selected machine confi guration and fi nal packing list.

6 Powered by TCPDF ( The technical specifi cations mentioned in this data sheet may vary according to the specifi c equipment/options installed. Terex GmbH Karl-Funke-Str. 36 TEL ++49 (0) 231 / D Dortmund FAX ++49 (0) 231 / Germany info@terex-ok.de WEB terex-ok.com terex.com Effective Date: 29. June Product specifi cations and prices are subject to change without notice or obligation. The photographs and/or drawings in this brochure are for illustrative purposes only. Refer to the appropriate Operator s Manual for instructions on the proper use of this equipment. Failure to follow the appropriate Operator s Manual when using our equipment or to otherwise act irresponsibly may result in serious injury or death. The only warranty applicable to our equipment is the standard written warranty applicable to the particular product and sale and Terex makes no other warranty, express or implied. Products and services listed may be trademarks, service marks or trade-names of Terex Corporation and/or its subsidiaries in the USA and other countries and all rights are reserved. TEREX is a registered trademark of Terex Corporation in the USA and many other countries. Copyright 2007 Terex Corporation. Print no. M e / PDF-0607