|
Item
|
Value
|
Unit
|
|
Model
|
SR235s
|
-
|
|
Max. Output Torque
|
240
|
kN·m
|
|
Max. Drilling Diameter
|
2500
|
mm
|
|
Max. Drilling Depth (Friction Kelly Bar)
|
72
|
m
|
|
Max. Drilling Depth (Interlocking Kelly Bar)
|
58
|
m
|
|
Rotary Head Speed
|
6–30
|
rpm
|
|
Max. Crowd Force
|
210
|
kN
|
|
Max. Pull-out Force
|
270
|
kN
|
|
Operating Weight
|
76000
|
kg
|
|
Engine Model
|
Isuzu 6HK1XQP (Upgraded)
|
-
|
|
Rated Power
|
270 @ 2000
|
kW / rpm
|
|
Main Winch Lifting Capacity
|
270
|
kN
|
|
Main Winch Max. Lifting Speed
|
75
|
m/min
|
|
Main Winch Wire Rope Diameter
|
28
|
mm
|
|
Auxiliary Winch Lifting Capacity
|
110
|
kN
|
|
Auxiliary Winch Max. Lifting Speed
|
78
|
m/min
|
|
Auxiliary Winch Wire Rope Diameter
|
20
|
mm
|
|
Chassis Model
|
SY480Rs (SANY Original, Upgraded)
|
-
|
|
Track Shoe Width
|
800
|
mm
|
|
Extended Track Span
|
4600
|
mm
|
|
Transport Length (Without Power Head)
|
13300
|
mm
|
|
Transport Height
|
3420
|
mm
|
|
Working Height
|
22000
|
mm
|
|
Standard Kelly Bar
|
5-section friction bar, OD 460mm, 14.4m per section
|
-
|
|
Emission Standard
|
EU Stage III / EPA Tier 3
|
-
|
Strong adaptability to strata SANY SR235 Rotary Drilling Rig
Description
Detailed description
Description
Efficient rock penetration and strong adaptability to geological formations
235kN · m high torque+210kN pressure, efficient drilling in strongly/moderately weathered rock and pebble layers
Dual stage power head reducer, heavy-duty reducer, impact resistant, fast soil throwing (32rpm)
15m ultra long pressure stroke, suitable for long casing and full casing construction
Intelligent control&high construction accuracy
SYMC controller+10 inch touch screen, parameter visualization, one click parameter adjustment
Automatic monitoring and correction of verticality, with small vertical errors in drilling
Drill pipe visualization (machine lock rod), preventing misoperation and damage
EP power optimization system, fast action, low fuel consumption (saving about 10% fuel)
Reliable, durable, and easy to maintain
The overall welded power head box, reinforced mast/amplitude, and structural components will not crack after 20000 hours
Key hydraulic components (pumps/motors/valves) from international brands, load sensitive systems
Centralized automatic lubrication, remote fault diagnosis, and monitoring through the Yiweixun APP
Modular design, easy to disassemble and inspect, strong universality of spare parts
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