Scalers - Rammer 777 Scaler
Rammer has always been at the forefront of hammer development, and the 777 scaler is just a part of the next phase in hammer development for special applications, such as scaling.
Scaling is an extremely tough job for the hammer, and only a specialized scaling hammer should be used.
Features
- Single lower tool bushing
- Membrane type accumulator
- Twin-handed
- Sound supressed
- No tie rods
- CBE+ (Constant blow energy plus)
Applications
- Scaling
Specifications
| Weight | 315 kg | 690 lb |
| Working length | 1449 mm | 57.0 in |
| Minimum working weight, flange mounted *1 | 385 kg | 850 lb |
| Impact rate (frequency) | 500 - 1700 bpm | |
| Operating pressure | 80 - 130 bar | 1160 - 1885 psi |
| Pressure relief min *2 | 130 - 180 bar | 1885 - 2610 psi |
| Pressure relief max | 220 bar | 3190 psi |
| Pressure in LP-circuit | 30 - 32 bar | 435 - 465 psi |
| Oil flow range | 40 - 120 l/min | 10.6 - 31.7 gal/min |
| Back pressure max | 20 bar | 290 psi |
| Input power | 26 kW | 35 hp |
| Tool diameter | 80 mm | 3.15 in |
| Pressure line connection (IN) | BSPP-internal 3/4" | |
| Return line connection (OUT) | BSPP-internal 3/4" | |
| Pressure line size *3 | 19 mm | 0.75 in |
| Return line size *3 | 19 mm | 0.75 in |
| Grease connection | UNF 11/16-16-external | |
| Air connection (A) | UNF 11/16-16-external | |
| Water connection | UNF 11/16-16-external | |
| 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 | |
| Miniexcavator, tractor backhoe weight, Optium | 4.9 - 7.8 t | 10800 - 17200 lb |
| Miniexcavator, tractor backhoe weight, Range *4 | 4.3 - 9.5 t | 9500 - 20900 lb |
| Skid steer, robot weight, optimum | 3.3 - 5.2 t | 7300 - 11500 lb |
| Skid steer, robot weight, range *5 | 2.6 - 6.3 t | 5700 - 13900 lb |
| Noise level, measured (2000/14/EC) | 120 dB(A) | |
| Noise level, guaranteed (2000/14/EC) | 124 dB(A) | |
| *1 Includes average mounting bracket and standard tool *2 Minimun setting = actual operating pressure + 50 bar or 725 psi *3 minimum inner diameter *4 Check carrier's lifting capacity from carrier manufacturer *5 Check carrier allowed attachment weight from carrier manufacturer. Check application requirements. |
||