This series of pumps is a horizontal single-stage single suction cantilever centrifugal pump, suitable for pumping liquids with fibers or other suspended solids below 80 ℃ for urban and industrial enterprises to discharge sewage and feces. It is an important supporting equipment for sewage treatment projects.

Performance Table of PW Pump

model	Traffic Q		Head H (m)	speed n (r/min)	power N (KW)		Efficiency η%	Allow vacuum suction height HS (m)	impeller diameter D (mm)
	m3/h	L/S			shaft power	Motor power
21/2PW-22	43 90 108	12 25 30	48.5 43 39	2940	11 17 19.2	22	52 62 60	7 5.5 4.5	195
21/2PW-18.5	43 90 108	12 25 30	36 32 28	2920	8.1 13.1 14.2	18.5	52 60 58	6 5.5 5	185
21/2PW-15	43 90 108	12 25 30	34 26 24	2920	7.8 11 12.5	15	51 58 56	6 5.5 5	170
21/2PW-7.5	30 50 60	8.3 13.9 16.7	27 25 21	2900	4.1 5.7 6.2	7.5	54 60 55	7.2 7 6.5	155
21/2PW-5.5	28 45 54	7.8 12.5 15	22.5 20 18	2900	3.3 4.1 4.8	5.5	52 58 55	7.2 7 6.5	145
21/2PW-4	36 60 72	10 16.6 20	11.5 9.5 9	1440	2 2.5 2.72	4	56 65 62	7.5 7.2 7	195
4PW-30	108 160 180	30 44.4 50	27.5 25.5 24.5	1460	13.5 18 19.5	30	60 62 61.5	7.8 7.5 7	300
4PW-15	99 145 165	27.5 40 45.8	23 21 20	1440	10.7 13.6 14.7	15	58 61 61.5	7.8 7.5 7	275
4PW-7.5	72 100 120	20 27.8 33.3	12 11 10.5	960	4 4.7 5.5	7.5	59 64 62	7 6.5 5.5	300