Machine technical sheet

Brand: Hitachi Koki Co., Ltd
Model: H65SB
Type: Demolition hammers (light demolitions), road breakers and pick hammers (for rocks, buildings etc)
Built in: n.d.
Weight: 16 kg
Power: 1.24 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	19 m/s²

_{(1) Expanded uncertainty}

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

41.8 m/s²

WORK ACTIVITY: DEMOLITION
WORKED MATERIAL: Concrete
ACCESSORY: Chisel
SECTOR: Building constructions

Reference person: CPT Cagliari (cptcagliari@tiscali.it)
Location: Cagliari - Pirri on 22/02/2007
Features of the accessory: Chisel

Values related to the vibration worst case handle ( Anterior )

A _hx (Mean) 34.7 m/s²	A _hy (Mean) 10.9 m/s²	A _hz (Mean) 18.8 m/s²	A _{hv sum} 40.9 m/s²
Standard deviation 0.42 m/s²	Standard deviation 0.27 m/s²	Standard deviation 0.2 m/s²	Standard deviation x 1,645: 0.85 m/s²
Mean + Standard deviation: 35.1 m/s²	Mean + Standard deviation: 11.2 m/s²	Mean + Standard deviation: 19 m/s²	A _{hv sum} + (Dev. std. x 1,645): 41.8 m/s²

27.5 m/s²

WORK ACTIVITY: DEMOLITION
WORKED MATERIAL: Concrete
ACCESSORY: Chisel
SECTOR: Building constructions

Reference person: CPT Cagliari (cptcagliari@tiscali.it)
Location: Cagliari on 12/12/2006
Features of the accessory: Chisel

Values related to the vibration worst case handle ( Anterior )

A _hx (Mean) 18.2 m/s²	A _hy (Mean) 12 m/s²	A _hz (Mean) 13.1 m/s²	A _{hv sum} 25.4 m/s²
Standard deviation 0.71 m/s²	Standard deviation 1.2 m/s²	Standard deviation 1.19 m/s²	Standard deviation x 1,645: 2.05 m/s²
Mean + Standard deviation: 18.9 m/s²	Mean + Standard deviation: 13.2 m/s²	Mean + Standard deviation: 14.3 m/s²	A _{hv sum} + (Dev. std. x 1,645): 27.5 m/s²

18.3 m/s²

WORK ACTIVITY: DEMOLITION
WORKED MATERIAL: Concrete
ACCESSORY: Chisel
SECTOR: Building constructions

Reference person: CPT Cagliari (cptcagliari@tiscali.it)
Location: Sestu (CA) on 22/03/2007
Features of the accessory: Chisel

Values related to the vibration worst case handle ( Posterior )

A _hx (Mean) 3 m/s²	A _hy (Mean) 5.2 m/s²	A _hz (Mean) 16.8 m/s²	A _{hv sum} 17.8 m/s²
Standard deviation 0.13 m/s²	Standard deviation 0.11 m/s²	Standard deviation 0.24 m/s²	Standard deviation x 1,645: 0.45 m/s²
Mean + Standard deviation: 3.1 m/s²	Mean + Standard deviation: 5.3 m/s²	Mean + Standard deviation: 17 m/s²	A _{hv sum} + (Dev. std. x 1,645): 18.3 m/s²

26.8 m/s²

WORK ACTIVITY: DEMOLITION
WORKED MATERIAL: Mortar
ACCESSORY: Chisel
SECTOR: Building constructions

Reference person: CPT Cagliari (cptcagliari@tiscali.it)
Location: Cagliari - Via Barone Rossi on 19/09/2006
Features of the accessory: Chisel

Values related to the vibration worst case handle ( Posterior )

A _hx (Mean) 16.4 m/s²	A _hy (Mean) 7.8 m/s²	A _hz (Mean) 17.6 m/s²	A _{hv sum} 25.3 m/s²
Standard deviation 0.44 m/s²	Standard deviation 0.72 m/s²	Standard deviation 1.12 m/s²	Standard deviation x 1,645: 1.49 m/s²
Mean + Standard deviation: 16.8 m/s²	Mean + Standard deviation: 8.5 m/s²	Mean + Standard deviation: 18.7 m/s²	A _{hv sum} + (Dev. std. x 1,645): 26.8 m/s²