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Download the Data sheet as PDF-file:

Basic information - W200 (8")

Hole size Ø 216 / 254 mm (8.5 / 10")
Water consumption
470-670 l/min (125-180 USgpm)
Max operating pressure
150 bar (2 175 psi)



 

The Wassara technology uses water to power the DTH hammer. This makes it the ideal choice for drilling in sensitive areas as well as for drilling long straight holes. The water-powered hammer is capable of penetrating almost any formation while maintaining speed and accuracy.

Technical specification

W200 Hammer

Length A

2 225 mm (87.6")

Length B

2 055 mm (80.9") 

Diameter C

Ø 210 / 248 mm (8.3 / 9.8") 

Size D

160 mm (6.3")

Weight

347 kg (765 lbs) / 385 kg (849 lbs)

Bit diameter

Ø 216 / 254 mm (8.5 / 10")

Operating pressure interval

50 - 150 bar (725 - 2 175 psi)

Water consumption interval

280 - 744 l/min (70 - 197 USgpm) new to worn 

Frequency at maximum operating pressure

30 Hz (1 800 blows/min) 

Feed force, formation dependant

30 000 N (6 750 lbf)

Rotation speed, formation dependant

25 - 50 rpm 

Rotation torque, formation dependant

3 000 - 5 000 Nm (2 200 - 3 660 lbf-ft) 

Drill rod

Wassara Drill rod Ø 168 / 194 mm (6.6 / 7.6"), Thread API 4½'' IF 

Recommended water pump

WASP200D / WASP200E VSD, 800 l/min (211 USgpm) @ 160 bar (2 320 psi)

Bit shank

Wassara 380

 



 

 

 

W200 Hammer sizes

Hammer diameter Part no.
Ø 210 mm 1501396-210
Ø 248 mm 1501396-248


 

W200 Parts list

Pos Detail Spare part kit Part no.
1 Drill bit Ø 216 mm, Convex SB
Drill bit Ø 254 mm, Convex SB
 

3000079
3000085

2 Chuck   1500225
3 Seal kit 1, 2 1003154
4 Bit retainer   1002882
5 Hammer case Ø 210 mm
Hammer case Ø 248 mm
 

1500833-210
1500833-248

6 Piston bushing 1, 2 1501379

7

Inner tube   1500101
8 Piston 1, 2 1501380

9

Sliding case   1000570
10 Valve house 2 0013019
11 Valve 2  0023020
12 Sleeve   0043023
13 Guided lid   1500159
14 Filter 1, 2 1001658
15 Filter support   1001391
16 Backhead API 4½" IF   1500223
       
  Spare part kit 1   1003155 
  Spare part kit 2   1003156