The 255E is your no fuss solution for carriers between 0.9 and 2.5 tons. The 110 kg hammer is protected by box type housing.
High-Performance Excellence Line
Small Range 155E Hammer
Fast, Powerful, and High-Performance
The Rammer 155E is one of the fastest hitting hydraulic hammers. The 90 kg hammer is suitable for carriers in the 0.6 to 1.8 tonne range. The Rammer 155E hammer features an integrated tubular membrane type accumulator which maximizes its surface area, to deliver the maximum breaking power. The 155E comes with the remote monitoring hardware RD3 installed.
Key Features
Key Applications
Primary demolition, Secondary demolition, Recycling, Trenching, Landscaping, Cutting of asphalt or frozen ground
Single Part Tool
Single part tool bushing retained with shared tool pin
Specifications
| Minimum working weight, flange mounted *1 | 90 kg | 200 lb |
| Minimum working weight, pin mounted *2 | 90 kg | 200 lb |
| Weight | 74 kg | 160 lb |
| Working length | 884 mm | |
| Impact rate (frequency) | 1000 – 2600 bpm | |
| Operating pressure | 80 – 130 bar | 1500 – 1900 psi |
| Oil flow range | 15 – 33 l/min | 4 – 9 gal/min |
| Pressure relief setting *3 | 130 – 180 bar | 1900 – 2600 psi |
| Pressure relief max | 220 bar | 3200 psi |
| Back pressure max | 20 bar | 300 psi |
| Input power | 7.2 kW | 10 hp |
| Tool diameter | 36 mm | 1.42 in |
| Pressure line connection (IN) | BSPP-internal 1/2″ | |
| Return line connection (OUT) | BSPP-internal 1/2″ | |
| Pressure line size, min. inner diameter | 12 mm | 0.47 in |
| Return line size, min. inner diameter | 12 mm | 0.47 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 | 0.7 – 1.0 t | 1500 – 2200 lb |
| Skid steer, robot weight, range *4 | 0.6 – 1.3 t | 1300 – 2900 lb |
| Miniexcavator weight, optimum | 1.0 – 1.5 t | 2200 – 3300 lb |
| Miniexcavator weight, range *4 | 0.8 – 1.8 t | 1800 – 4000 lb |
| 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 wear parts *2 Includes average mounting pins and standard wear parts *3 Minimum setting = actually measured operating pressure + 50 bar or 725 psi *4 Check carrier allowed attachment weight from carrier manufacturer. Check application requirements. | ||
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