Ou Guan Blower	Single	Frequency	Output Voltage	Rated	MAX	Rated	Rated	Sound	N.W.
	Double			Power	Air Flow	Suction	Discharge
	Stage	Hz	V	KW	m3/h	mbar	mbar	dB(A)	Kg
LD 022 H43 R27	Double	50	200-240△345-415Y	2.2	320	-380	400	73	42
		60	220-275△380-480Y	2.55	385	-380	400	76
LD 030 H43 R27	Double	50	200-240△345-415Y	3	320	-450	480	73	47
		60	220-275△380-480Y	3.45	385	-460	490	76
LD 043 H43 R27	Double	50	345-415△600-720Y	4.3	320	-500	540	73	53
		60	380-480△660-720Y	4.8	385	-500	550	76
LD 055 H43 R27	Double	50	345-415△600-720Y	5.5	320	-440	500	73	70
		60	380-480△660-720Y	6.3	385	-440	500	76
LD 075 H43 R27	Double	50	345-415△600-720Y	7.5	320	-440	570	73	77
		60	380-480△660-720Y	8.6	385	-460	660	76
LD 043 H43 RB7	Double	50	345-415△600-720Y	4.3	500	-150	140	74	54
		60	380-480△660-720Y	4.8	600	-100	100	78
LD 055 H43 RB7	Double	50	345-415△600-720Y	5.5	500	-240	260	74	69
		60	380-480△660-720Y	6.3	600	-210	200	78
LD 075 H43 RB7	Double	50	345-415△600-720Y	7.5	500	-240	320	74	75
		60	380-480△660-720Y	8.6	600	-270	300	78

chinese side channel blower,CE,CCC certificate