Product Weight


Product Carrier Weight
16-26 t


Oil Flow Range
120-180 l/min

Rammer 2155 embrases the very latest in hydraulic hammer design with it's slim body, robust housing made of wear resistant steel, a replaceable bottom plate etc. A key feature of the 2155 is its new design that provides its user exceptional flexibility to match the hammer precisely to their application and material requirements by choosing from a range of options as “retrofit”.



  • Membrane type accumulator
  • Twin-handed
  • Sound suppressed
  • FBE (Fixed blow energy)
  • Lifetime warranty
  • Ramvalve (Optional)
  • Ramlube I (Optional)
  • Ramlube III (Optional)
  • VIDAT tie rods
  • Heavy duty set (Optional)


  • Primary Demolition
  • Boulder Breaking
  • Trenching
  • Secondary Demolition
  • Metallurgical industry

Compatible with Standard Chisel Tool, Limestone Chisel Tool, Long Chisel Tool, Moil Point Tool, Pyramid Tool, Standard Blunt Tool, Long Blunt Tool, Long Moil Point Tool, Ramlube l, Ramair and Special Tool Grease.

  Metric Imperial
Weight 1040 kg 2290
Working Length 2198 mm 86.5 in
Minimum working weight, flange mounted *1 1240kg 2730 lb
Impact rate (frequency) 490 -780 bpm  
Operating pressure 140-160 bar 2030-2320 psi
Pressure relief min *2 220 bar 3190 psi
Pressure relief max 240 bar 3480 psi
Oil flow range 120-180 l/min 31.7-47.6 gal/min
Back pressure max 120-180 l/min 31.7-47.6 gal/min
Input power 48 KW 64 hp
Tool diameter 118 mm 4.65 in
Pressure line connection (IN) ORFS ISO 8434-3 (1 11/16-12 UN)  
Return line connection (OUT) ORFS ISO 8434-3 (1 11/16-12 UN)  
Pressure line size *3 26 mm 1.02 in
Return line size *3 26 mm 1.02 in
Grease connection Tema 2520  
Optimum oil temperature 40-60°C 104-140°F
Allowed oil temperature range -20-80°C -4-176°F
Optimum oil viscosity at operating temperature 30-60 cSt  
Allowed viscosity range 20-1000 cSt  
Carrier weight, optimum 19-22 t 41900-48500 lb
Carrier weight, range *4 16-26 t 35300-57300 lbb
Noise level, measured (2000/14/EC) 124 dB(A)  
Noise level, guaranteed (2000/14/EC) 128 dB(A)  

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