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Rammer 522 Hydraulic Hammer
YZH
Product Description
The Rammer 522 is designed to be a true multi-tool. It's suitable for an infinite number of applications, making it an excellent investment for rental fleets and contractors who handle a variety of jobs.
Featuring a unique, flange-style top mount, the hammer can be installed on virtually any carrier. This integrated bracket accommodates pin, bracket, or quick-hitch mounting solutions, offering unmatched flexibility and reducing the need for multiple mounting setups.
Despite its compact size, the Rammer 522 delivers powerful and consistent breaking performance. It is built to be tough and durable, ensuring a long service life and economical owning and operating costs, even in demanding conditions.
This hammer is specifically engineered to work with mini-excavators (2.5–5.5 t) and skid steer loaders (1.6–3.9 t). Its wide oil flow range and adjustable impact frequency allow it to adapt perfectly to the carrier's hydraulic system for maximum production.
Light Demolition & Renovation
Landscaping & Driveway Removal
Road Repair & Construction
Rental Fleet Utilization
Robotic Demolition
| Parameter | Metric | Imperial |
|---|---|---|
| Carrier Weight Range (Mini-Excavator) | 2.5 – 5.5 t | 5,500 – 12,100 lb |
| Carrier Weight Range (Skid Steer) | 1.6 – 3.9 t | 3,500 – 8,600 lb |
| Impact Rate (Frequency) | 400 – 1900 bpm | 400 – 1900 bpm |
| Oil Flow Range | 20 – 70 l/min | 5.3 – 18.5 gal/min |
| Operating Pressure | 110 – 150 bar | 1595 – 2175 psi |
| Tool Diameter | 150 mm | 5.91 in |
| Working Weight (Min, Pin Mounted) *² | 245 kg | 540 lb |
| Working Weight (Min, Flange Mounted) *¹ | 220 kg | 490 lb |
| Input Power | 17.5 kW | 23 hp |
| Sound Level (Guaranteed) | 137 dB(A) | 137 dB(A) |
Footnotes:
¹ Includes average mounting bracket and standard tool.
² Includes average mounting pins and standard tool.
For full details, please refer to the operator's manual.
Specifications are subject to change without notice.
