Trenchless Technology HDD drilling machines and piercing tools
TERRA MINI-JET MJ 1400

HDD class: 4 - 6 tons, pit launch machine

Pit launched directional drilling with the TERRA MINI-JET MJ 1400


Pit launched directional drilling with the TERRA MINI-JET MJ 1400
Pit launched directional drilling with the TERRA MINI-JET MJ 1400

Vanguard Power Pack

  1. VANGUARD petrol engine with 18 HP (13.5 kW)
  2. with electric start
  3. engine control management which switches the engine off in case of low engine oil
  4. hand-held 20 ltr (5 gal) petrol tank
  5. reliable oil cooler with large cooling capacity
  6. even tropical or desert operation possible
  7. The VANGUARD Power Pack MJ 1400 is designed clearly. Each component can be easily reached. Service and maintenance are easy.
  8. The VANGUARD Power Pack MJ 1400 can be manoeuvred easily manually. The central lifting eye allows fast lifting.
  9. The displacement pump produces 40 ltr/min (11 gpm) hydraulic oil at a maximum pressure of 175 bar (2’540 psi).

Vanguard Power Pack
Vanguard Power Pack

Mixing and pumping system

  1. 2 HONDA petrol engines with total 10 kW (13.5 HP), with manual rope starter
  2. HONDA petrol engine no.1 drives the mixing pump (4 kW/5.5 HP)
  3. HONDA petrol engine no. 2 drives the FMC drilling fluid pump
    (6 kW/8 HP)
  4. With separate 1‘100 ltr (290 gal) tank
  5. For Bentonite or Ejactomer
  6. The mixing pump may pump water from rivers, lakes, to fill the tank.
  7. With injector (venturi jet)
  8. Bentonite or Ejactomer is pumped with the suction hose or filled into the funnel
  9. Maximum drilling fluid volume: 34 l/min (9 gpm)
  10. Max. drilling pressure: 55 bar (800 psi)

Mixing and pumping system
Mixing and pumping system

Surface launch equipment

  1. For surface launch
  2. Entry angle adjustable between 0°- 45°
  3. With two anchoring plates
  4. The anchoring plates are adjustable in every longitudinal position
  5. For TERRA MINI-JET MJ 1400 and MJ 1600
  6. Weight: 132 kg (290 lbs)
  7. Dimensions: L=1.25 m, W=1.18 m (L=50", W=46.5")

Surface launch equipment
Surface launch equipment

Excavator frame

  1. optional for all TERRA MINI-JET MJ 1400 and MJ 1600
  2. can be connected to the arm of an excavator or an mini excavator
  3. allows very fast installation of the HDD machine in the pit
  4. the MINI-JET may be driven by the hydraulics of the excavator
  5. the excavator frame is slid onto the TERRA MINI-JET and connected easily
  6. rotates 360° by a hydraulic motor
  7. the TERRA MINI-JET is fixed in the pit by 2 hydraulic cylinders
  8. dimensions: L x W x H = 1.20 m x 0.71 m x 1.75 m (3.96 x 2.13 x 5.78 ft)
  9. weight: 240 kg (530 lbs)

Excavator frame
Excavator frame

 

Technical Data

Technical Data

*   Depending on ground conditions
** Depending on drill rod size
Technical specifications can be changed without previous notice.
pullback force
6 t (60 kN)
13'200 lbs (6.6 US tons)
thrust force
6 t (60 kN)
13'200 lbs (6.6 US tons)
driving power
15 kW (20 PS)
15 kW (20 HP)
Torque
1400 Nm
1032 ft.lbs
drill rod rotation speed, 1st speed
110 U/min
110 r.p.m
Drilling fluid volume, max.
45 l/min
13 gpm
Drilling fluid pressure, max.
55 bar
800 psi
pilot bore diameter
ø 50 mm
ø 2"
maximum backream diameter*
ø 260 mm
ø 10"
maximum drilling length *
50 m
165 ft
drill rods, length
0.5 m
1.65 ft
drill rods, diameter
ø 30/40 mm
ø 1.2" / 1.6"
minimum turning radius**
15 m
50 ft
Dimensions pit cradle LxWxH
1.11 x 0.60 x 1.15 m
3.66 x 2.0 x 3.8 ft
weight of the pit cradle
280 kg
620 lbs

Your benefits

Power and speed:

Most powerful HDD pit launched machine in it's class

Double cylinder drive (patented):

Direct ram, 100 % power at the drill rod

Best bending radius:

15 m (50 ft) bending radius, allows very narrow curves

Rock Drilling All Terrain:

Roller cutter or PDC chissel available
 
 

  Ask for quotation

  Webshop:   www.boreshop.com

  Technical Data

Applications

HDD Directional Drilling directly out of the pit

HDD directional drilling - start with up to 8 tons directly out of the pit

HDD Directional Drilling directly out of the pit

HDD Directional Drilling directly out of the pit

HDD drilling out of the manhole

Manhole HDD with the TERRA MINI-JET

 
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Pipe Installation
HDD Directional Drills
HDD Rock Drilling Machines
Piercing Tools (Moles)
Directional Rod Pusher
Locating systems
Mixing and pumping
Steel Pipe Ramming Systems
HDD Pit Launched Machines
Pipe Renewal
Cable Burster
Rod Burster

TERRA AG für Tiefbautechnik - Hauptstrasse 92 - 6260 Reiden - Schweiz - Tel. +41 62 749 10 10 - office@terra-eu.eu