555

Key specs

Product Weight

228kg

Product Carrier Weight

3.2-8.0t

Oil Flow Range

36-90 l/min

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Designed to satisfy the specific demands of rental fleet operators, the 275 kg 555, is designed for optimum carrier compatibility and installation flexibility.   A flange top-mount for adapter installation, pivoting hose connecting block, reversible manifold, right or left-hand hose connections, and the ability to accept a wide range of oil flows and pressures allow Rammer 555 to work with a broad range of carrier optimum fleet utilization.

Rammer 555 benefit from 40 percent more power and 20 percent higher blow frequencies than the model it replaces for enhanced power-to-weight ratios and highest possible productivity levels.

 

Features

  • Single lower tool bushing
  • Membrane type accumulator
  • Twin-handed
  • Sound suppressed
  • No tie rods
  • CBE+ (Constant blow energy plus)

Applications

  • Primary Demolition
  • Trenching
  • Secondary Demolition
  • Asphalt Cutting
  • Ground Compacting

Compatible with Standard Chisel Tool, Moil Point Tool, Asphalt Cutting Parallel Tool, Asphalt Cutting Parallel Tool, Asphalt Cutting Traverse Tool, Compacting Plate Tool and Special Tool Grease 

Metric Imperial
Weight 228 kg 500l
Working Length 1261 mm 49.6in
Minimum working weight, flange mounted *1 275 kg 610 lb
Impact rate (frequency) 600-1800 bpm
Operating pressure 90-140 bar 1305-2030 psi
Pressure relief min *2 140-200 bar 2030-2900 psi
Pressure relief max 220 bar 3190 psi
Pressure in LP-circuit 36-38 bar 520-550 psi
Oil flow range 36-90 l/min 9.2-23.8 gal/min
Back pressure max 20 bar 290 psi
Input power 21KW 28 hp
Tool diameter 72 mm 2.83 in
Pressure line connection (IN) BSPP-internal 3/4 in
Return line connection (OUT) BSPP-internal 3/4 in
Pressure line size *3 19 mm 0.75 in
Return line size *3 19 mm 0.75 in
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
Miniexcavator weight optimum 3.6-5.8 t 7900 -12800 lb
Miniexcavator weight, range *4 3.2-8.0 t 7050-17600 lb
Skid steer, robot weight, optimum 2.4-3.9 t 5290-8600 lb
Skid steer, robot weight, range *4 1.9-5.3 t 4200-11680
Noise level, measured (2000/14/EC) 118 dB(A)
Noise level, guaranteed (2000/14/EC) 122 dB(A)
*1 Includes average mounting bracket and standard tool *2 Minimum setting = actual operating pressure + 50 bar or 725 psi *3 minimum inner diameter *4 Check carrier allowed attachment weight from carrier manufacturer. Check application requirements.