Panasonic EY4640 - Manual (Page 20)

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VIII. SPECIFICATIONS
MAIN UNIT
Mounting wheel diameter 115 mm (4-1/2”)
Mounting wheel innerhole diameter 22 mm (7/8”)
Spindle thread size M14
Motor voltage 14.4 V DC
Rated speed 9500 min -1 (rpm)
Weight (with battery pack) 2.2 k g (4.8 lbs)
Overall length 361 mm (14-7/32”)
BATTERY PACK
Model EY9L40
Storage battery Li-ion Battery
Battery voltage 14.4 V DC (3.6 V x 4 cells)
Capacity 3 Ah
BATTERY CHARGER
Model EY0L80
Rating See the rating plate on the bottom of the charger.
Weight 0.95 k g (2.1 lbs)
[Li-ion battery pack]
Charging time 3 Ah
14.4 V 21.6 V 28.8 V
EY9L40
Usable: 35 min.
Full: 50 min.
EY9L60
Usable: 45 min.
Full: 60 min.
EY9L80
Usable: 55 min.
Full: 70 min.