湖南方运重工科技有限公司 HUNAN FAE HEAVY INDUSTRIES CO.,LTD. TOGETHER WE FORGE AHEAD
FAR280HD KELLY - Technical Data
KELLY DRILLING
Max nominal kN.m 300
Diameter max mm 2500
Depth max m 90
KELLY BAR
Friction Kelly Bar(optional) China made ¢508-6×16m
Merchanical inter-locking kelly bar(optional) China made ¢508-4×16m
MAST
Mast raking forward ° 5
Mast side forward ° ±5
Mast raking backforward ° 15
ROTARY HEAD
Max spin off speed rpm 130
Max drilling speed rpm 5-25
UNDERCARRIAGE(CAT336D HHP)
Crawlers Length mm 5910
Crawlers Width mm 3000-4300
DIESEL ENGINE(CAT C9)
Rated power kW (HP) 261
HYDRAULIC PUMPS
Main pumps mpa 35
Auxiliary pumps mpa 4
MAIN WINCH
1st Layer nominal line pull kN 320
1st Layer nominal rope speed m/min 60
Rope diameter mm 36
SERVICE WINCH
1st Layer nominal line pull Kn 115
1st Layer nominal rope speed m/min 70
Rope diameter mm 20
WINCH CROWD / CYLINDER CROWD
Crowd force(pull down/pull up) kN 215/275
Pull down stroke mm 5330
DIMENSION&WEIGHT
Transport width mm 3000
Transport height mm 3392
Transport length mm 16622
Weight ton 76
Min working radius mm 4010

SERIESKELLY

FOUNDATION TECHNOLOGIES