Medium Range: 2155E
Medium Range: 2155E
Rammer 2155E embraces the very latest in hydraulic hammer design. The 1240 kg hammer is suitable for carriers in the 14 to 26 tonne range. The 2155E has a slim body, robust housing made of wear resistant steel and a replaceable bottom plate and other smart features. A key feature is its design that provides exceptional flexibility to match the hammer precisely to application and material requirements by choosing additional parts from a range of options as “retrofit”. The Rammer 2155E comes with the remote monitoring hardware RD3 installed.Medium Range: 2155E
Features
- High pressure membrane accumulator
- Twin handed
- Vibration and sound suppressed
- FBE (Fixed Blow Energy)
- Idle blow protector
- VIDAT tie rods
- Fast-change tool system
- RAMLUBE I (optional)
- RAMLUBE II
- RD3 incl. MyFleet (as standard)
- Air connection
- Ramair (optional)
- Wheeled excavator hammer
Applications
- Secondary breaking
- Primary demolition
- Secondary demolition
- Boom mounted applications
- Underwater breaking
- Trenching
Specification
| Minimum working weight, flange mounted *1 | 1240 kg | 2730 lb |
| Weight | 1040 kg | 2290 lb |
| Working length | 2198 mm | 86.5 in |
| Impact rate (frequency) | 490 – 780 bpm | |
| Operating pressure | 140 – 160 bar | 2030 – 2320 psi |
| Oil flow range | 120 – 180 l/min | 31.7 – 47.6 gal/min |
| Pressure relief setting *2 | 220 bar | 3190 psi |
| Pressure relief max | 240 bar | 3480 psi |
| Back pressure max | 10 bar | 145 psi |
| 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, min. inner diameter | 26 mm | 1.02 in |
| Return line size, min. inner diameter | 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 *3 | 14 – 26 t | 30900 – 57300 lb |
| Noise level, measured (2000/14/EC) | 124 dB(A) | |
| Noise level, guaranteed (2000/14/EC) | 128 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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