NDS4028 series has the following types

Types	Rated voltage	Operating voltage range	Rated current	Input power	Rated speed	Maximum air volume		Maximum static pressure		Noise
	[V]	[V]	[A]	[W]	[RPM]	[m3/h]	[CFM]	[mmAq]	[Pa]	[dB(A)]
NDS4028H12XC	12	6~13.8	0.25	3.00	8000	24.0	14.1	12.6	123.5	41.1
NDS4028L12XC	12	6~13.8	0.55	6.60	13000	39.6	23.2	32.5	318.6	55.3
NDS4028H24XC	24	12~27.6	0.12	2.28	8000	24.0	14.1	12.6	123.5	41.1
NDS4028L24XC	24	12~27.6	0.30	7.20	13000	39.6	23.2	32.5	318.6	53.3
NDS4028S28XC	28	16~31.8	0.25	4.56	25000	49.2	29.0	76.4	748.6	62.5

Motor optional function table

Motor protection

RP	SS	AS	CL	OV	CS
反接保护	软启动	锁定保护	限流保护	过压保护	恒速保护
默认	默认	默认	可选	可选	可选

Signal output

FG	RD	LD
转速侦测	停转告警	设定告警
可选	可选	可选

Speed regulation mode

PPWM	VPWM	TC	RC
占控比调速	电压调速	温控调速	电阻调速
可选	可选	可选	可选

Curves

Product drawing

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