Rammer Compact Range - 522
Rammer 522 hydraulic rockbreaker is extremely versatile and has been designed, so that it can be utilized in an infinite number of applications.
Featuring a patented, integrated mounting bracket which is capable of accommodating; Pin, bracket or quick-hitch mounting solutions, this state-of-the-art hammer and it's unbreakable tool has given a new meaning to the word durability when it comes to compact rockbreakers.
Features
- Unbreakable tool
- Membrane type accumulator
- Twin-handed
- Pin and Flange mounted
- CBE (Constant blow energy)
- No tie rods
- composite bushing - no greasing
Applications
- Primary Demolition
- Secondary Demolition
- Landscaping
- Recycling
Specifications
Weight | 212 kg | 470 lb |
Working length | 1140 mm | 44.88 in |
Minimum working weight, flange mounted *1 | 220 kg | 490 lb |
Minimum working weight, pin mounted *2 | 245 kg | 540 lb |
Impact rate (frequency) | 400 - 1900 bpm | |
Operating pressure | 110 - 150 bar | 1595 - 2175 psi |
Pressure relief min *3 | 160 bar | 2320 psi |
Pressure relief max | 220 bar | 3190 psi |
Pressure in LP-circuit | 36 - 38 bar | 520 - 550 psi |
Oil flow range | 20 - 70 l/min | 5.3 - 18.5 gal/min |
Back pressure max | 20 bar | 290 psi |
Input power | 17.5 kW | 23 hp |
Tool diameter | 150 mm | 5.91 in |
Pressure line connection (IN) | SAE J514 37° (JIC) - 10 MALE | |
Return line connection (OUT) | SAE J514 37° (JIC) - 10 MALE | |
Pressure line size *4 | 16 mm | 0.63 in |
Return line size *4 | 16 mm | 0.63 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 | |
Miniexcavator weight, optimum | 2.9 - 4.2 t | 6400 - 9300 lb |
Miniexcavator weight, range *5 | 2.5 - 5.5 t | 5500 - 12100 lb |
Skid steer, robot weight, optimum | 1.9 - 2.8 t | 4200 - 6200 lb |
Skid steer, robot weight, range *5 | 1.6 - 3.9 t | 3500 - 8600 lb |
Noise level, measured (2000/14/EC) | 133 dB(A) | |
Noise level, guaranteed (2000/14/EC) | 137 dB(A) | |
*1 Includes average mounting bracket and standard tool *2 Includes average mounting pins and standard tool *3 Minimun 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. |