Submersible Pump -- W 550A-4

WORKING PRINCIPLE
W pumps are submersible VORTEX pumps, for dirty water, designed mainly for industrial and civil fields. Are fitted with a vortex open impeller.
Being made of hard alloy and reliable well-sealed and equipment with overhead protection device, it is also featured by its long durable and safety for use.

PUMP INSTALLATION AND APPLICATIONS
W pumps are designed to lift dirty water , for dirty water, are used in industrial , mining, and architectural operation . W pumps are particularly suitable for installation in sewers, galleries, excavation sites, wells, channels, underground car parks, ect.

PERFORMANCE
※ Exceptional sturdiness , even under severe working conditions
※ Long and stable performance curves

STRUCTURE CHARACTERISTICS
※ cast iron pump body
※ stainless steel mechanical seal (graphite to ceramic or Sic to graphite)
※ cast iron open impeller
※ 45# steel shaft

NO.	PUMP MODEL	POWER		Speed (r/min)	Rated capacity (m³/h)	Rated head (m)	Dimensions
NO.	PUMP MODEL	KW	HP	Speed (r/min)	Rated capacity (m³/h)	Rated head (m)	Dimensions
A	W 550A-4	5.5	7.5	1450	65	15	4"
B	W 550B-4	5.5	7.5		110	10	6"
C	W 750A-4	7.5	10		100	15	4"
D	W 750B-4	7.5	10		150	10	6"
E	W 750C-4	7.5	10		250	6	6"
F	W 1100A-4	11	15		100	25	4"
G	W 1100B-4	11	15		130	15	6"
H	W 1100C-4	11	15		300	7	8"
I	W 1500A-4	15	20		100	30	4"
J	W 1500B-4	15	20		130	20	6"
K	W 1500C-4	15	20		250	11	8"
L	W 1850A-4	18.5	25		180	20	6"
M	W 1850B-4	18.5	25		250	15	8"
N	W 2200A-4	22	30		180	25	6"
O	W 2200B-4	22	30		300	15	8"