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Rammer255E

Rammer 255E

The Rammer 255E is your no fuss solution for carriers between 0.9 and 2.5 tonnes. Protected by their box type housing, these rockbreakerss produce less noise and vibration, whilst they are strong enough to take a beating. The Rammer 255E comes with the remote monitoring hardware RD3 installed.

Key Specifications

Product Weight

88kg

Product Carrier Weight

1.2 – 2.5 t

Oil Flow Range

15 – 35 l/min

Features

  • Single lower tool bushing
  • Membrane type accumulator
  • Vibration and Sound suppressed
  • CBE (Constant blow energy)
  • No tie rods
  • Flange mounting
  • Factory installed RD3 

Applications

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

Compatible with Standard Chisel Tool, Long Chisel Tool, Moil Point Tool, Long Moil Point Tool, Pyramid Tool, Spade Tool (Parallel to boom), Spade Tool (traverse to boom), Compacting Plate Tool and Special Tool Grease.

Specifications

Weight

88 kg

Working Length

842 mm

Minimum working weight, flange mounted *1

110 kg

Impact rate (frequency)

600-3200 bpm

Operating pressure

95-150 bar

Pressure relief min *2

150-200 bar

Pressure relief max

220 bar

Pressure in LP-circuit

38 - 40 bar

Oil flow range

15 - 35 l/min

Back pressure max

20 bar

Input power

8.8 kW

Tool diameter

40 mm

Pressure line connection (IN)

BSPP-internal 1/2"

Return line connection (OUT)

BSPP-internal 1/2"

Pressure line size *3

12 mm

Return line size *3

12 mm

Optimum oil temperature

40-60°C

Allowed oil temperature range

-20-80°C

Optimum oil viscosity at operating temperature

30-60 cSt

Allowed viscosity range

20-1000 cSt

Miniexcavator weight optimum

1.4 - 2.1 t

Miniexcavator weight, range *4

1.2 - 2.5 t

Skid steer, robot weight, optimum

0.9 - 1.4 t

Skid steer, robot weight, range *4

0.8 - 1.7 t

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.