Products / Single Screw Pump / LGNM Series

LGNM Series Progressive Cavity Pump

Compact, economical and practical — rotor and stator serviceable on site, saving up to 66% of operating time on stator replacement.

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Compact, Economical, Practical

LGNM series screw pump is compact, economical and practical. The pump features low procurement and operating costs and can help reduce even more maintenance and downtime costs. Rotors and stators can be serviced on site, additional work steps can be avoided, and maintenance times can be reduced, saving capacity and costs. Up to 66% of operating time can be saved when the stator is replaced.

Two rotor/stator geometries are available for a variety of products and applications.

Advantages

● The wearing parts are easy to replace
● Removal of rotor-stator units reduces installation space
● A wide variety of rotor/stator geometries and materials
● The structure is strong and compact
● Suitable universal joint for any application
● Easy to maintain
● Standard mechanical seal, other seals are optional

Performance Data

Type	Outlet Pressure (bar)	Max. Pressure (bar)	Flow (m³/h) / Speed (rpm)					Power (kW)
Type	Outlet Pressure (bar)	Max. Pressure (bar)	160 rpm	200 rpm	250 rpm	315 rpm	400 rpm	Power (kW)
NM015-01L	4	6	0.1	0.14	0.18	0.25	0.3	0.37
NM021-01L	4	6	0.3	0.4	0.6	0.7	1.0	0.75
NM031-01L	4	6	0.9	1.2	1.6	2.0	2.8	1.1
NM038-01L	4	6	2.5	3.2	4.5	5.6	7.7	3
NM045-01L	4	6	4.0	7.0	9.0	11.5	15.5	4
NM053-01L	4	6	8.0	11	14	18	24	7.5
			150 rpm	200 rpm	250 rpm	300 rpm	350 rpm
NM063-01L	4	6	11	18	24	29	34	7.5
NM076-01L	4	6	21	30	40	50	61	15
NM090-01L	4	6	35	50	68	85	100	22
NM105-01L	4	6	66	95	125	150	180	37
NM125-01L	4	6	110	155	200	250	300	55
			200 rpm	250 rpm	300 rpm	350 rpm	400 rpm
NM015-02S		12			0.1	0.12	0.15	0.37
NM021-02S		12		0.2	0.3	0.4	0.45	0.55
NM031-02S		12		0.5	0.8	1	1.2	0.75
NM038-02S		12				2	2.5	2.2
NM045-02S		12		3.2	4.2	5.2	6.2	4
			150 rpm	200 rpm	250 rpm	300 rpm	350 rpm
NM053-02S		12	2	3.8	5.6	7.4	9.2	7.5
NM063-02S		12	2.2	5	8	11	14	11
NM076-02S		12	6	11	16	21	26	18.5
NM090-02S		12	15	24	33	41	50	30
NM105-02S		12	25	50	65	79	83	55
NM125-02S		12	46	70	95	120		75
NM148-02S		12	85	125	165			90
NM180-02S		12