Medium Range - 1655
The All new Rammer 1655 hydraulic hammers is suitable for carriers in the 12 to 20 tonne range, the 870 kg hammer with an impact rate of 500 - 940 blows per minute, features Rammer’s Fixed Blow Energy operating principle that ensures optimum impact energy with every blow, regardless of hydraulic flow fluctuations.
Features
- Membrane type accumulator
- Sound supressed
- FBE (Fixed blow energy)
- Lifetime warranty
- Ramlube II (Optional)
- Ramair (Optional)
- Idle blow Protector (Optional)
- Soft blow sensor (Optional)
- Indexable power cell (left or right handed)
- Flange mounting
- Heavy duty housing
- RamValve
Applications
- Primary Demolition
- Boulder Breaking
- Trenching
- Secondary Demolition
- Asphalt Cutting
Specifications
| Minimum working weight, flange mounted *1 | 1090 kg | 2400 lb |
| Bare weight | 870 kg | 1920 lb |
| Impact rate (frequency) | 540 - 920 bpm | |
| Operating pressure | 135 - 145 bar | 1960 - 2105 psi |
| Pressure relief min *2 | 190 bar | 2755 psi |
| Pressure relief max | 220 bar | 3190 psi |
| Oil flow range | 90 - 130 l/min | 23.8 - 34.3 gal/min |
| Back pressure max | 10 bar | 145 psi |
| Input power | 31 kW | 42 hp |
| Tool diameter | 115 mm | 4.53 in |
| Pressure line connection (IN) | SAE 6000 psi 1" | |
| Return line connection (OUT) | SAE 6000 psi 1" | |
| Pressure line size *3 | 26 mm | 1.02 in |
| Return line size *3 | 26 mm | 1.02 in |
| Grease connection and Air connection (A) | BSPP-internal 3/8" | |
| 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, range *4 | 12 - 20 t | 26500 - 44100 lb |
| Noise level, guaranteed (2000/14/EC) | 127 dB (A) | |
| Noise level, measured (2000/14/EC) | 123 dB(A) | |
|
*1 Includes average mounting bracket and standard tool Specifications are subject to change without notice. |
||