Machine technical sheet

Brand: Hitachi Koki Co., Ltd
Model: H41SA
Type: Demolition hammers (light demolitions), road breakers and pick hammers (for rocks, buildings etc)
Built in: n.d.
Weight: 4.8 kg
Power: 0.81 kW
Power supply: Electrical (220V-380V)
Anti-vibration devices: Absent
Source of the data: Acquisito sul campo da misuratore


Declared values as set forth in the standard EN 50144-2-6 ( x 2,0 Hammer drilling, Chiseling, Drilling without impact - x 1,5 Breaking concrete/masonry )
CONDITIONS	MATERIAL	ACCESSORY	VALUE	K⁽¹⁾	Note
NOT ASSESSED	NOT ASSESSED	NOT ASSESSED	11.5 m/s²

_{(1) Expanded uncertainty}

Measurements in the field (Click to view the measurements in the field)

13.9 m/s²

WORK ACTIVITY: DEMOLITION
WORKED MATERIAL: Mortar
ACCESSORY: NOT ASSESSED
SECTOR: Building constructions

Reference person: CPT Torino ([email protected])
Location: TORINO (TO) on 18/12/2006
Features of the accessory: NOT ASSESSED

Values related to the vibration worst case handle ( Posterior )

A _hx (Mean) 8.9 m/s²	A _hy (Mean) 5 m/s²	A _hz (Mean) 3.7 m/s²	A _{hv sum} 10.8 m/s²
Standard deviation 1.55 m/s²	Standard deviation 0.77 m/s²	Standard deviation 0.75 m/s²	Standard deviation x 1,645: 3.08 m/s²
Mean + Standard deviation: 10.5 m/s²	Mean + Standard deviation: 5.8 m/s²	Mean + Standard deviation: 4.5 m/s²	A _{hv sum} + (Dev. std. x 1,645): 13.9 m/s²