Performance Data, NYD Direct Drive Models | Greenheck Fan NYB

Performance Data

NYD - Direct Drive Models

			1.8
											RPM
	400		1.6								Density 0.075 lb/ft³
	400		1.6
	350		1.4
PressureStaticPa	300	PressureStaticin.wg	1.2					NYD-
									100-
							B		A
	250		1.0	A			B
	200		0.8		NYD-
					90-
						A
	150		0.6	NYD	NYD-
				-	NYD-
				-	100
				-	100
				-		-
				75
	100		0.4
					NYD-
	50		0.2		90-
	50		0.2		B
	0		0.00	300	600			900	1200	1500	1800	2100
									cfm
			0	500	1000			1500	2000	2500	3000	3500
									m3/hr

Static Pressure Pa

400

350

300

250

200

150

100

50

0

	1.8
											RPM
	1.6										Density 0.075 lb/ft³
	1.6
	1.4
wg					NYD-
wg	1.2					120-
in.	1.2					120-
							A

Pressure	1.0				NYD-
					NYD-
						140-
	0.8						B
	0.8

Static	0.6		NYD-				NYD-
			NYD-				NYD-
				120				130-
				120
				-
	0.4				B			B
	0.4
	0.2
	0.00	400		800		1200		1600		2000	2400	2800
								cfm
	0	500	1000	1500		2000		2500	3000	3500	4000	4500
							m3/hr

	Model	Motor	Fan					CFM / Static Pressure in Inches wg
	Number	HP	RPM		0.000	0.125	0.250	0.300	0.375	0.500	0.625	0.750	0.875	1.000
	NYD-75-A	1/4	1725	CFM	488	438	382	359	325	258	169
	NYD-75-A	1/4	1725	BHP	0.05	0.05	0.05	0.06	0.06	0.06	0.06
				BHP	0.05	0.05	0.05	0.06	0.06	0.06	0.06

	NYD-90-B	1/6	1140	CFM	723	617	484	418	253
	NYD-90-B	1/6	1140	BHP	0.04	0.05	0.05	0.05	0.05
				BHP	0.04	0.05	0.05	0.05	0.05
	NYD-90-A	1/4	1725	CFM	1094	1028	957	924	874	787	690	575	339
	NYD-90-A	1/4	1725	BHP	0.14	0.15	0.16	0.17	0.17	0.18	0.19	0.19	0.15
				BHP	0.14	0.15	0.16	0.17	0.17	0.18	0.19	0.19	0.15

	NYD-100-B	1/6	1140	CFM	1363	1223	1081	1017	920	713	417
	NYD-100-B	1/6	1140	BHP	0.11	0.12	0.13	0.14	0.14	0.14	0.12
				BHP	0.11	0.12	0.13	0.14	0.14	0.14	0.12
	NYD-100-A	1/4	1725	CFM	2062	1970	1877	1841	1787	1700	1590	1486	1377	1255
	NYD-100-A	1/4	1725	BHP	0.37	0.39	0.42	0.43	0.44	0.45	0.46	0.48	0.49	0.50
				BHP	0.37	0.39	0.42	0.43	0.44	0.45	0.46	0.48	0.49	0.50

	NYD-120-B	1/6	1140	CFM	1429	1303	1168	1108	1010	800
	NYD-120-B	1/6	1140	BHP	0.12	0.14	0.16	0.16	0.17	0.17
				BHP	0.12	0.14	0.16	0.16	0.17	0.17
	NYD-120-A	3/4	1725	CFM	2162	2080	1996	1962	1908	1819	1725	1623	1513	1387
	NYD-120-A	3/4	1725	BHP	0.43	0.45	0.48	0.49	0.50	0.53	0.55	0.57	0.58	0.59
				BHP	0.43	0.45	0.48	0.49	0.50	0.53	0.55	0.57	0.58	0.59

	NYD-130-B	1/4	1140	CFM	2184	2005	1815	1741	1627	1421	1180	745
	NYD-130-B	1/4	1140	BHP	0.22	0.23	0.24	0.25	0.25	0.26	0.26	0.22
				BHP	0.22	0.23	0.24	0.25	0.25	0.26	0.26	0.22

	NYD-140-B	1/2	1140	CFM	2705	2534	2376	2308	2199	1999	1765	1483	1090
	NYD-140-B	1/2	1140	BHP	0.30	0.33	0.35	0.36	0.38	0.40	0.40	0.40	0.36
				BHP	0.30	0.33	0.35	0.36	0.38	0.40	0.40	0.40	0.36

Performance certified is for installation type A: free inlet, free outlet. Performance ratings include the effects of a birdscreen.

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Greenheck Fan NYB manual Performance Data, NYD Direct Drive Models

NYD, NYB specifications

Greenheck Fan has long been known as a leader in the HVAC industry, with a commitment to providing innovative solutions for various ventilation needs. Among their impressive lineup, the NYB and NYD series stand out, showcasing advanced engineering, energy efficiency, and robust performance.

The Greenheck NYB and NYD fans are designed specifically for commercial and industrial applications, focusing on building ventilation demands. The NYB series features belt-driven centrifugal fans, while the NYD series brings direct-drive technology to the table. This versatility allows these fans to accommodate a wide range of air handling applications, from exhaust to supply air scenarios.

One of the main features of the NYB series is its ability to handle high volumes of air at modest static pressures. This performance characteristic is ideal for environments such as warehouses, factories, and large commercial spaces where air turnover is crucial. The NYD series, on the other hand, excels in applications requiring quieter operation and reduced maintenance, thanks to its direct-drive design, which eliminates the need for belts and pulleys.

Both the NYB and NYD fans come equipped with several advanced technologies designed to enhance their efficiency and reliability. For instance, they often incorporate energy-efficient motors that comply with or exceed regulations set by agencies like the Department of Energy (DOE). This focus on energy efficiency not only reduces operational costs but also supports sustainability in building operations.

Durability is a key characteristic of both series, with robust construction materials that ensure longevity even in demanding environments. The fans typically feature heavy-gauge steel housings and high-quality coatings that resist corrosion, thereby extending their service life.

Moreover, these fans can be customized with various accessories, including adjustable dampers, filters, and sound attenuators, enabling them to meet specific application requirements. The easy installation and maintenance features add to their appeal, allowing for seamless integration into existing systems.

In summary, the Greenheck Fan NYB and NYD series represent cutting-edge options for any commercial or industrial ventilation system. Their combination of energy efficiency, advanced technologies, durability, and customization makes them a go-to choice for professionals seeking reliable and effective air management solutions.