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NDX End Suction Pump

ZEN Machinery durable NDX End Suction Pump are designed according to BS EN733/DIN24255. This series of pumps has great advantages in the form of interchangeable parts, high quality and low cost, wide application in factories, mines, urban water supply, fire extinguishing systems, air conditioning and irrigation systems.

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Product Description

NDX End Suction Pump

Series A DIN24255 / EN 733 Standard end centrifugal pump

Application

• Water supply and sewerage

• Heat, air conditioning and cooling tower

• Ship's ballast and bottom

• Superchargers and Superchargers

• Irrigation and agriculture

• Water supply and sewerage

• Food chemistry (using stainless steel materials)

AD Series DIN24255 / EN 733 Standard End Pumps and Motors

Application

• Water supply and sewerage

• Heat, air conditioning and cooling tower

• Fire and fire safety

• Ship's ballast and bottom

• Superchargers and Superchargers

• Research and Agriculture

• Water supply and sewerage

• Food chemistry (using stainless steel materials)

Operational data:

Recycling Size	DN32~300mm	Flow Speed	4~1584m³/h
Head	2~150m
Average temperature: -10~85℃(standard) 85~105°℃(special request)
Working pressure: ≤1.0MPa (standard) ≤1.6MPa (special request)

Description and functions

ZEN Machinery high quality NDX End Suction Pump range is designed to BS EN733/DIN24255. This series of pumps have the advantages of component exchange, high quality, low cost, widely used in factories, mines, municipal water supply, fire fighting, air conditioning, irrigation and other fields.

Model description

Material number

Q: Cast Iron

Q: Ballpoint cast iron

A: brass

S: ASTM 420

45: 1045 m.

S304: ASTM 304

S316: ASTM 316

Bearing code

H: Double row bearing

G: Large axles and bearings

Default: Standard

M: Mechanical seal

P: Pressure filler

Design and structure

Design	Characteristics and dimensions comply with European standard BSEN733/DIN24255
Composition	Horizontal, axial end suction, single stage, end suction, volute body, rear outlet
DN(mm）	32~300
Flange	DIN2501 PN16 GB/T17241.6 PN1.6

Materials

Part	Standard Material	Options on request
Frame	Cast iron	Malleable Iron/ASTM304/ASTM316
Impeller	Brass	Cast iron/ASTM304/ASTM316
Shaft	ASTM420	ASTM304/ASTM316/ASTM1045
Shaft Seal	Mechanical Print	Gland Packing

Operational data

Flow Speed(Q)	4~1584 m³/h
Head(H)	2~150 m
Speed	1450 or 2900 rpm(50Hz)/1750 or 3500 rpm (60Hz)
Maximum temperature	85℃(standard); 105℃(on request)
Working pressure	1.0 MPa standard; 1.6 MPa on request
Transport medium	Pure water or liquids similar to pure water in physical properties.

EA Series Decomposition Cards and Spare Parts List

The code	Designation
1	Frame
2	Impeller nut
2.1	Lock washer
3	Wear Ring
3.1	Wearing Ring
4	Impeller
5	Housing Cover
6	Shaft spacer
7	Mechanical Seal
8	Sealing Cap
8.1	O-ring
9	Rubber Slinger
10	Bearing Frame

The code	Designation
11	Shaft
12	Carrier
13	Bearing cap
14	Support leg
14.1	Flat washer
15	Packaging sleeve
16	Packing seal cage
16	Neck sleeve
17	Gland packing
18	Oil seal cover
19	Housing gasket
20	Pin
21	Pin

The code	Designation
22	Pin
23	Key
24	Key
25	Screw Bolt
26	Cup of butter
27	Felt myself
27	Oil seal
28	Pin
29	Plug
30	Plug
31	Oil scale
32	Oil cap
33	Neck gasket

Series A - 50 Hz performance

Series A - 60 Hz performance

Flange size

(ISO7005.2 DIN2501 PN16 GB/T17241.6 PN1.6)

DN1/DN2	32	40	50	65	80	100
D1/D2	140	150	165	185	200	220
K1/K2	100	110	125	145	160	180
n-d1/n-d2	4-f18	4-f18	4-f18	4-f18	8-f18	8-f18

DN1/DN2	125	150	200	250	300	350
D1/D2	250	285	340	405	460	520
K1/K2	210	240	295	355	410	470
n-d1/n-d2	8-f18	8-f22	12-φ22	12-f26	12-f26	16-φ26

Model	Bearing inner diameter	DN2	DN1	a	f	h1	h2	b	C	n3	m1	m2	n1	n2	S1	S2	W	d	I	t	U	Mass(kg)
A32/13	25	32	50	80	360	112	140	50	14	100	100	70	190	140	14	14	267	24	50	27	8	29
A32/16						132	160						240	190								35
A32/20						160	180			110												47
A32/26				100		180	225	65			125	95	320	250								58
A40/13		40	65	80		112	140	50		100	100	70	210	160								31
A40/16						132	160						240	190								34
A40/20				100		160	180			110			265	212								45
A40/26(H)						180	225	65			125	95	320	250								61
A40/32	35			125	470	200	250						345	280			342	32	80	35	10	94
A40/32(H)						200	250															107
A40/32G	45				526	200	250										367	42	110	45	12	105
A50/13	25	50		100	360	132	160	50		100	100	70	240	190			267	24	50	27	8	35
A50/16						160	180			110			265	212								39
A50/20						160	200															49
A50/26(H)						180	225	65			125	95	320	250								68
A50/26G	35				470												344	32	80	35	10	65
A50/32(H)				125		225	280		18				345	280			342					113
A50/32G	45	50	65	125	526	225	280	65	18		125	95	345	280			367	42	110	45	12	105
A65/13	25	65	80	100	360	160	180		14		125	95	280	212			267	24	50	27	8	41
A65/16						160	200															47
A65/20(H)						180	225						320	250								55
A65/20G	35				465												339	32	80	35	10	60
A65/26					470	200	250	80	15		160	120	360	280	18		342					87
A65/32(H)				125		225	280		18				400	315								110
A65/32G	45				525	225	280		18								367	42	110	45	12	120
A80/16	25	80	100		360	180	225	65	14		125	95	320	250	14		267	24	50	27	8	53
A80/20	35				470	180	250		15				345	280			342	32	80	35	10	76
A80/26						200	280	80			160	120	400	315	18							95
A80/32(H)						250	315		16													118
A80/32G	45				526				16								367	42	110	45	12	130
A80/40					530	280	355	83	18				440	340			370					160
A100/16	35	100	125		470	200	250	80	15				360	280			342	32	80	35	10	87
A100/20	35						280	80	16													84
A100/26(H)				140		225	280						400	315								102
A100/32						250	315															118
A100/40	45				530	280	355	100	20		200	150	500	400	23		370	42	110	45	12	176
A125/20	35	125	150		470	250	315	80	16		160	120	400	315	18		342	32	80	35	10	112
A125/26						250	355															117
A125/32	45				530	280	355	100	18		200	150	500	400	23		370	42	110	45	12	155
A125/40				160		315	400															178
FA125/50	55				670	355	450		25				550	450			500	48	110	51	14	300
A150/20	35	150	200		500	280	400		18				400	315			342	32	80	35	10	132
A150/26	45				530	250	355						450	350			370	42	110	45	12	163
A150/32						280	400						550	450								170
A150/40						315	450															207
A150/50	55			180	670	375	500		22								500	48		51	14	330
A200/26	45	200	250		555	315	450		20						28		392	42		45	12	219
A200/32	55				670	315	480	120			220	170	600	480			505	48		51	14	286
A200/40						335	480				250											328
A200/50	65	200	250	200	720	425	560	100	22	140	200	150	660	560	23	19	515	60	140	64	18	450
A250/32	55	250	300	220	691	355	520	150	26	110	250	200	660	510	28	14	525	48	110	51	14	366
A250/40					682	400	560										516					396
A250/50	65	250	300	250	720	450	670	120	32	140	240	190	750	650	23	19	515	60	140	64	18	550
A300/40	65	300	350	300	720	425		120	30		250	190	760	660	30	19	515	60	140	64	18	550