Hitachi CH 62EA3 (ST)/CH 66EB3 (ST) Specifications, Model, CH66EB3 ST/CH55EB3 ST, CH78EC3 ST

SPECIFICATIONS

	MODEL	CH66EB3 (ST)/CH55EB3 (ST)			CH78EC3 (ST)
		CH50EA3 (ST)/CH62EA3 (ST)
	Engine Size (ml)		21.1			23.9
	Spark Plug		NGK BPMR-6A		NGK BPMR-6A
	Fuel Tank Capacity (l)		0.35			0.35
		CH55EB3 (ST)	........................................	4.7
	Dry Weight (kg)	CH66EB3 (ST)	........................................	5.1		5.4
		CH50EA3 (ST)	........................................	4.3
		CH62EA3 (ST)	........................................	4.5
	Overall cutter length	CH50EA3 (ST)	......................................	500
		CH66EB3 (ST)	.......................................	650		770
	(mm)	CH55EB3 (ST)	.......................................	550
		CH62EA3 (ST)	.......................................	620
	:○
	Blade type		△			△
	:△
Sound pressure level		CH66EB3 (ST)	.........................................	81		83
	LpA (dB(A))	CH55EB3 (ST)	.........................................	85
	(ISO 10517)	CH50EA3 (ST)/CH62EA3 (ST)		89
Sound power level		CH66EB3 (ST)	ISO 10517	2000/14/EC	ISO 10517	2000/14/EC
	Lw measured (dB (A))		.................99	100	101	102
		CH55EB3 (ST)	...............103	103
		CH50EA3 (ST)	...............107	107
		CH62EA3 (ST)	...............107	108
	LwA (dB (A))		110			110
Vibration level (m/s2) (ISO 10517)		CH66EB3 (ST)	........................................	8.8		7.6
Front handle
		CH55EB3 (ST)	........................................	8.0
		CH50EA3 (ST)	........................................	7.1
		CH62EA3 (ST)	........................................	8.3
Rear handle		CH66EB3 (ST)	......................................	11.1		12.4
		CH55EB3 (ST)	........................................	9.7
		CH50EA3 (ST)	......................................	11.0
		CH62EA3 (ST)	......................................	10.8

NOTE

Equivalent noise level/vibration level are calculated as the time-weighted energy total for noise/vibration levels under various working conditions with the following time distribution : ISO 10517.....1/5 idle, 4/5 racing. 2000/14/EC.....only racing.

* All data subject to change without notice.

5

000Book_CH50EA3_ENG.indb 5 2009/12/21 17:35:38