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Small Range: 555E

Small Range: 555E

The Rammer 555E is designed for optimum carrier compatibility and installation flexibility in the 1.9 to 8 tonne range. The 275 kg hammer features a pivoting hose connecting block and a reversible manifold that allows for right or left hand hose connections, in addition to it's ability to accept a wide range of oil flows and pressures. The 555E is designed to satisfy the specific demands of rental fleet operators. The 555E comes with the remote monitoring hardware RD3 installed.

Small Range: 555E

Features

  • High pressure membrane accumulator
  • Twin handed, smart
  • Tubular accumulator
  • Vibration and sound suppressed
  • Flange mounting
  • CBE+ (Constant Blow Energy plus)
  • No tie rods
  • Single part tool bushing retained with shared tool pin
  • Fast-change tool system
  • RD3 incl. MyFleet (as standard)

Applications

  • Primary demolition
  • Secondary demolition
  • Recycling
  • Boom mounted applications
  • Trenching
  • Landscaping
  • Cutting of asphalt or frozen ground
  • Ground Compacting

Specification

Minimum working weight, flange mounted  *1 275 kg 610 lb
Weight 228 kg 500 lb
Working length 1261 mm 49.6 in
Impact rate (frequency) 600 – 1800 bpm
Operating pressure 90 – 140 bar 1305 – 2030 psi
Oil flow range 35 – 90 l/min 9.2 – 23.8 gal/min
Pressure relief setting  *2 140 – 200 bar 2030 – 2900 psi
Pressure relief max 220 bar 3190 psi
Pressure in LP-circuit 36 – 38 bar 520 – 550 psi
Back pressure max 20 bar 290 psi
Input power 21 kW 28 hp
Tool diameter 72 mm 2.83 in
Pressure line connection (IN) BSPP-internal 3/4″
Return line connection (OUT) BSPP-internal 3/4″
Pressure line size, min. inner diameter 19 mm 0.75 in
Return line size, min. inner diameter 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
Skid steer, robot weight, optimum 2.4 – 3.9 t 5300 – 8600 lb
Skid steer, robot weight, range  *3 1.9 – 5.3 t 4200 – 11700 lb
Miniexcavator, tractor backhoe weight, Optium 3.6 – 5.8 t 7900 – 12800 lb
Miniexcavator, tractor backhoe weight, Range  *3 3.2 – 8.0 t 7100 – 17600 lb
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 wear parts
*2   Minimum setting = actually measured operating pressure + 50 bar or 725 psi
*3   Check carrier allowed attachment weight from carrier manufacturer. Check application requirements.
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