155

Key specs

Product Weight

74kg

Product Carrier Weight

0.8-1.8t

Oil Flow Range

15-33 l/min

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Rammer 155 is one of the fastest hitting hydraulic rockbreakers. It features in integrated tubular membrane type accumulator which maximizes it's surface area, to deliver the maximum breaking power, with 30% fewer parts than it's predecessors.

 

Features

  • PRS (Pressure release system)
  • Single lower tool bushing
  • Membrane type accumulator
  • Twin-handed
  • FBE (Fixed blow energy)
  • No tie rods
  • Standard Box Type Housing

Applications

  • Primary Demolition
  • Trenching
  • Secondary Demolition
  • Asphalt Cutting

Compatible with Standard Chisel Tool, Moil Point Tool, Pyramid Tool, Asphalt Cutting Parallel Tool, and Asphalt Cutting Traverse Tool.

Metric Imperial
Weight 74 kg 160 lb
Working length 884 mm
Minimum working weight, flange mounted *1 90 kg 200 lb
Minimum working weight, pin mounted *2 90 kg 200 lb
Impact rate (frequency) 1000-2600 bpm
Operating pressure 80-130 bar 1500-1900 psi
Pressure relief min *3 130-180 bar 1900-2600 psi
Pressure relief max 220 bar 3200 psi
Oil flow range 15-33 l/min 4-9 ga/min
Back pressure max 20 bar 300 psi
Input power 7.2 KW 10 hp
Tool diameter 36 mm 1.42 in
Pressure line connection (IN) BSPP-internal 1/2 inch
Pressure line connection (OUT) BSPP-internal 1/2 inch
Pressure line size *4 12 mm .47 in
Return line size *4 12 mm .47 in
Optimum oil temperature 40-60 °C 104-140 °F
Allowed oil temperture range -20-80 °C -4-176 °F
Optimum oil viscosity at operting temperature 30-60cSt
Allowed viscosity range 20-1000 cSt
Miniexcavator weight, optimum 1.0-1.5 t 2200-3300 lb
Miniexcavator weight, range *5 0.8-1.8 t 1800-4000 lb
Skid steer, robot weight, optimum 0.7-1.0 t 1500-2200 lb
Skid steer, robot weight, range *5 0.6-1.3 t 1300-2900 lb
Noise level, measured (2000/14/EC) 115 dB(A)
Noise level, guaranteed (2000/14/EC) 119 dB(A)
*1 Includes average mounting bracket and standard tool *2 Includes average mounting pins and standard tool *3 Minimum setting = actual operating pressure + 50 bar or 725 psi *4 minimum inner diameter *5 Check carrier allowed attachment weight from carrier manufacturer. Check application requirements.