Deadline Anchor
Drilling Rig & Parts
Weight Indication System/Drill Line Anchor
The deadline anchor is used to tie down the drill line and provide accurate weight measurements suspended from the top drive, i.e. hook load. The wire drum attached to the anchor is designed to rotate during a slip-and-cut procedure. Deadline Anchors from Landa offer industry-leading load capacities and are designed and monogrammed per API 8C specifications.
A rotating drum is used to efficiently slip drill line by optimizing safety and reduce down time.Full line of all-weather, quality-built deadline anchors pull capacities from 30,000 to 120,000 pounds. Constructed with top-quality steel and proof-tested to 120% of rated capacity, Landa deadline Anchors are highly accurate, super-strong anchors of exceptional reliability.
Features
●Designed for ease of service and maintenance.
●Various models to accommodate common wire line sizes from 5/8 to 1-7/8 inches.
●Adjustable wire outlet direction for both floor and derrick leg mounting.
●Dual strain gauge in load cell.
●Handy service pocket.
●Rotatable drum to minimize wear and tear during slip-and-cut.
●Various models available for deadline loads up to 200,000 pounds
●Custom-made deadline anchors are also available.
Safety Benefits
●Provides a safe handling distance from the unit.
●All drum surfaces are machined to extend wire rope life.
●No chance of line jumping or crossing.
●Bit weight indicator uses a 4:1 sensitivity movement to provide a highly accurate indication of bit weight.
●Easy to use, especially with larger wire rope.
●Anchors are designed and tested for high strength, long life and exceptional accuracy.
Technical Data
| Type | JZ900 | JZ700 | JZ500 | JZ500A | JZ400 | JZ400B | JZ250 | JZ200 | JZ150A | JZ150 | JZ100 | JZ60 | JZ40 | ||||||||||||||||||||
| Anchor Type | JZG72 | JZG60 | JZG42 | JZG41 | JZG35 | JZG34A | JZG24 | JZG20 | JZG18A | JZG18 | JZG15 | JZG10 | JZG10A | ||||||||||||||||||||
| Form of Primary Instrument | Horizontal | Vertical | Vertical | Horizontal | Vertical | Horizontal | Vertical | Horizontal | Vertical | Horizontal | Horizontal | Straight pull | Horizontal | ||||||||||||||||||||
| Max.Deadline load(kN) | 720 | 600 | 420 | 410 | 350 | 340 | 240 | 200 | 180 | 180 | 150 | 100 | 100 | ||||||||||||||||||||
| Number of Lines | 14 | 12 | 14 | 12 | 12 | 10 | 12 | 10 | 12 | 10 | 8 | 12 | 10 | 12 | 10 | 8 | 10 | 8 | 6 | 10 | 8 | 6 | 10* | 8 | 6 | 10 | 8 | 6 | 8 | 6 | 4 | 6 | 4 |
| Load(kN) | 10080 | 8640 | 8400 | 7200 | 5040 | 4200 | 4920 | 4100 | 4200 | 3500 | 2800 | 4080 | 3400 | 2880 | 2400 | 1920 | 2000 | 1600 | 1200 | 1800 | 1440 | 1080 | 1800 | 1440 | 1080 | 1500 | 1200 | 900 | 800 | 600 | 400 | 600 | 400 |
