Page- 3	Split Case Pump Data Sheet Series HS
	A.PUMP FRAME
	PUMP	Unit	12HS23	12HS26	14HS16	14HS19	14HS21	14HS24	14HS25	14HS26	14HS28	14HS30	16HS21	16HS21H	16HS21L	16HS26	16HS28	16HS32	18HS18	18HS21	18HS25	18HS30	20HS19	20HS23	20HS25	20HS27	20HS31
	1. Discharge size	mm	300	300	350	350	350	350	350	350	350	350	400	400	400	400	400	400	450	450	450	450	500	500	500	500	500
	2. Suction size	mm	350	350	400	450	400	400	400	400	450	450	500	500	500	500	450	500	500	500	500	500	600	600	600	600	600
	3. Flange rating		PN 25	PN 40	PN 16	PN 16	PN 16	PN 40	PN 25	PN 16	PN 25	PN 25	PN 16	PN 16	PN 16	PN 40	PN 16	PN 16	PN 16	PN 16	PN 16	PN 16	PN 16	PN 16	PN 16	PN 16	PN 16
	4. Casing Material		BS 1452 Gr. FG 260 as standard. Other grades depending on application.
	5. Casing Thickness	mm	22	19	19	15	16	25	22	26	26	26	16	16	16	27	25	27	14	23	27	22	25	23	26	25	30
	6. No. of stages		1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
	7. Split Flange Gasket	mm	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5
	B. IMPELLER AND ROTOR
	1. Maxm Impeller Diameter	mm	595	660	420	475	550	610	640	642	710	770	540	540	540	662	700	813	446	530	632	750	480	580	630	675	780
	2. Weight of Impeller	Kg	125	116	60	76	95	138	152	160	165	170	82	105	112	185	200	220	79	115	145	155	170	185	192	195	230
	3. Weight of rotating Element	Kg	140	110	65	65	72	72	72	110	110	140	65	65	65	140	72	110	125	110	110	140	110	140	140	140	140
	4. Wear Ring clearence dia (max.)	mm	0.507	0.512	0.472	0.472	0.577	0.577	0.537	0.577	0.577	0.587	0.607	0.577	0.577	0.577	0.537	0.577	0.457	0.577	0.577	0.577	0.577	0.577	0.577	0.587	0.587
	Wear Ring clearence dia.(min.)	mm	0.430	0.430	0.400	0.400	0.470	0.470	0.430	0.520	0.520	0.510	0.510	0.470	0.470	0.470	0.430	0.520	0.420	0.520	0.520	0.470	0.520	0.470	0.470	0.510	0.510
	5. ID of Casing wear ring	mm	360	312	316	312	360	340	380	322	330	345	335	340	340	360	400	360	388	414.5	424	418	420	420	445	440	477
	6. Impeller Eye Diameter	mm	315	260	304	280	320	300	316	290	332	383	300	300	270	310	345	416	342	363	361	368	372	375	400	390	460
	7. Impeller Eye Area/ per Eye	Sq cm	636	394	319.5	521	687.5	590	667.5	523.5	729	1010	612	612	477.5	612	818	1223	823.6	898	886.5	920.5	950	961.5	1356	1051.5	1519
	8. GD ^2 for Maximum Diameter	Kg.m2	24.8	27.5	11.2	12.2	37.2	23.2	39.2	29	39.2	52	35.5	34.7	28.1	32.7	57.4	77	13.2	32.4	52.7	72.4	35.3	46.7	67.6	75.7	112.6
	C. SHAFT AND BEARINGS
	SHAFT GROUP		7	6	4	4	5	5	5	6	6	7	4	4	4	7	5	6	4	6	6	7	6	7	7	7	7
	1. Shaft diameter at Impeller	mm	111	101	81	81	90	90	90	101	101	111	81	81	81	111	90	101	80	101	101	111	101	111	111	111	111
	2. Shaft diameter at coupling	mm	94	89	69	69	79	79	79	89	89	94	69	69	69	94	79	89	69	89	89	94	89	94	94	94	94
	3. Bearing Centres	mm	1383	1120	985	985	1111	1111	1111	1120	1120	1383	985	985	985	1383	1111	1120	1120	1120	1383	1383	1120	1383	1383	1383	1383
	4. 1st Critical Speed	RPM	4570	4880	5390	4790	4090	3670	3490	3400	3600	3500	4080	3020	2900	3486	2820	3770	4040	3900	3600	3700	3010	2910	3020	2890	2840
	5. Bearing size drive end		6319	6318	6314	6314	6316	6316	6316	6318	6318	6319	6314	6314	6314	6319	6316	6318	6314	6318	6318	6319	6318	6319	6319	6319	6319
	6. Bearing size non-drive end		6319	6318	6314	6314	6316	6316	6316	6318	6318	6319	6314	6314	6314	6319	6316	6318	6314	6318	6318	6319	6318	6319	6319	6319	6319
	D. STUFFING BOX
	1. Inside Diameter	mm	170	155	125	125	145	145	145	155	155	170	125	125	125	170	145	155	125	155	155	170	155	170	170	170	170
	2. Depth of Box	mm	145	140	115	115	140	140	140	140	140	145	115	115	115	140	140	140	160	140	140	145	140	145	145	145	145
	3. Size of Packing	mm Sq.	20	20	16	16	20	20	20	20	20	20	16	16	16	20	20	20	16	20	20	20	20	20	20	20	20
	4. No. of rings per Box		5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5
	5. Sleeve Diameter at Box	mm	130	115	93	93	105	105	105	115	115	130	93	93	93	130	105	115	93	115	115	130	115	130	130	130	130
	6. Mech. Seal Size( Burgmann or eqv)	mm	100	95	75	75	85	85	85	95	95	100	75	75	75	100	85	95	79	95	95	100	95	100	100	100	100
	E. SERVICE LIMITS
	1. Maxm working pressure	Bar	20	25	16	16	16	25	20	16	20	20	16	16	16	25	16	16	16	16	16	16	16	16	16	16	16
	2. Maxm Hydrotest pressure	Bar	30	37.5	24	24	24	37.5	30	24	30	30	24	24	24	37.5	24	24	24	24	24	24	24	24	24	24	24
	3. Maxm Suction pressure	Bar	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5	5
	4. Maxm Temp packing	ºCelcius	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80	80
	5. Max Temp Mech seal	ºCelcius	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120	120
	6. Maxm Speed	RPM	1800	1800	1500	1800	1500	1800	1500	1500	1500	1500	1200	1200	1200	1800	1000	1000	1000	1000	1000	1000	1000	1000	1000	1000	1000