Wheel series R75

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Model: 001.002.J00

Manufacturer: Punker (Germany)

Application: small roof fans, air domes for kitchens and industry. Ventilation for switch cupboards, lifts, crane cabins and telephone boxes, circulating fans for baking, cooking and heating apparatures resp, cupboards, small air conditioning and ventilating units for hand-driers, air showers and etc.

☎ Price by call

Description
Marking

General characteristics

Diameter	from 160 to 280 mm
Material	Sendzimir galvanised sheet steel or bright-finish sheet steel, aluminium
Process	rolled type
Type	single flow and double flow at A or F type: fan wheels of R75 А1 series are specially designed for application with fan housing, fan wheels of R75 F1 series are designed for application without fan housing. Double flow wheel: two single flow wheels, one with cw direction of rotation, another with ccw direction of rotation, any of each has its own hub.
Range of working temperature	from -15°C to 50°C, to 250°C at low speed of rotation
Versions	6
In addition	special executions with different widths, hubs and materials upon request.

Single flow wheel

Characteristic curves

A1 type

F1 type

The characteristic curves show the typical performance range of the product. The curves are valid provided by using Punker fan housing with the associated fan inlets. The data were obtained using a Punker standard test bench in accordance with DIN 24163 / ISO 5801. Punker GmbH & Co Kg. We reserve the right to make technical changes.

Technical characteristics of standard size wheels

Type	ØD2	B2	ØDRo	ØDRi	ØD0	ØD1	Ød2	h3	h4	z	X	Standart hub	Ødmax	Max. speed, r.p.m.	Moment of inertia·10³, kg*m²	Weight, kg
R75A1	160	20	161,5	162	122	119	25	18,5	12	11	2	5c◊	16	8400	1,116	0,32
		25												7100	1,143	0,33
		32												5900	1,180	0,33
		40												4700	1,223	0,34
		50												3700	1,227	0,35
R75A1	200	25	200,6	202	153	147	25	23,3	13	11	2	5c ◊	16	6700	2,817	0,49
		32												5700	2,925	0,51
		40												4700	3,049	0,52
		50												3800	3,205	0,54
		63												3000	3,406	0,57
R75A1	250	32	251,4	252	191	188	25	28,5	17	11	2,5	5e ◊	16	5400	6,789	0,71
		40					30					21e ♦	20	4500	7,016	0,72
		50												3800	7,300	0,75
		63												3050	7,670	0,78
		80												2400	8,513	0,82
R75F1	160	32	161,5	162	122	119	25	18	12	11	2	5c ◊	16	5600	1,362	0,36
		40												4750	1,445	0,38
		50												3800	1,549	0,40
R75F1	180	35	181,5	182	136	133	25	20.5	12	11	2.5	5c ◊	16	5000	2,146	0,44
		45												4200	2,294	0,46
		56												3400	2,456	0,49
R75F1	200	40	200,6	202	153	147	25	23	13	11	2,5	5e ◊	16	4500	3,269	0,54
		50												3800	3,469	0,57
		63												3050	3,731	0,60
R75F1	225	45	225,9	227	172	166	25	25	13	11	2,5	5e ◊	16	4000	5,317	0,67
		56												3400	5,655	0,70
		71												2700	6,115	0,75
R75F1	250	50	251,4	252	191	187	25	28.5	13	11	2,5	5e ◊	16	3600	7,891	0,78
		63					30					21e ♦	20	3050	8,388	0,83
		80					30					21e ♦	20	2400	9,038	0,88
R75F1	280	56	281	281	216	210	25	32	17	11	3	5e ◊	16	3200	12,26	0,95
		71					30					21e ♦	20	2700	13,07	1,00
		90					30					21e ♦	20	2200	14,08	1,06

◊ standart hub without key slot
♦ with key slot

Marking

R75A1				160			×	40				R				E				5c				16

																												Bore


																												Hub


																												Design


																												E - single flow
																												Direction of rotation


																												L - CCW R - CW
																												B₂


																												ØD₂


																												Type