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BER | 3-phase / 50Hz

This submersible ejector is composed of a B type pump and a venturi with diffusor trumpet.

Performance curves & Specifications Material Dimensions Application reports

Diameter air pipe mm	Model		Colour code curve	Power output kW	Phases	r.p.m.	Starting method	tank dimensions			Dry weight kg *
Diameter air pipe mm	free standing	with guide rail fitting	Colour code curve	Power output kW	Phases	r.p.m.	Starting method	length max. m	breadth max. m	depth max. m	free standing	with guide rail fitting
25	8-BER	TOS-8BER	1 print 8-BER_1.pdf	0,75	3	2850	direct	3,0	2,0	4,0	28,0	23,0
32	15-BER	TOS-15BER	2 print 15-BER_1.pdf	1,5	3	2850	direct	4,0	3,5	4,0	43,0	34,0
50	22-BER	TOS-22BER	3 print 22-BER_1.pdf	2,2	3	1450	direct	5,0	5,0	4,5	75,0	61,0
50	37-BER	TOS-37BER	4 print 37-BER_1.pdf	3,7	3	1450	direct	6,0	6,0	5,0	91,0	77,0
50	55-BER	TOS-55BER	5 print 55-BER_1.pdf	5,5	3	1450	direct	7,0	7,0	6,0	149,0	132,0

ø Air inlet			25mm, 32mm, 50mm
Pumping Fluid	Temperature		0-40°C
Pumping Fluid	Type of Fluid		Municipal sewage, sewage of food industry
Pump	Compo- nents	Impeller	Non-clog impeller
		Shaft Seal	Double mechanical seal
		Bearings	Shielded ball bearings
	Material	Impeller	Grey iron casting EN-GJL-200
		Casing	Grey iron casting EN-GJL-200
		Suction Plate	Grey iron casting EN-GJL-200
		Diffuser	Construction steel DIN1.0040 nylon coated
		Shaft Seal	Silicon carbide in oil bath
Motor	Type, Poles		Induction motor, 2 poles, IP68, Induction motor, 4 poles, IP68
	Lubrication		Turbine oil (ISO VG32)
	Insulation		Insulation class E, Insulation class F
	Motor Protector (built-in)		Circle thermal cut-out
	Phase / Voltage		3-phase / 400V / 50Hz / d.o.l.
	Material	Casing	Grey iron casting EN-GJL-150
		Shaft	Stainless steel EN-X6Cr13, Stainless steel EN-X30Cr13
		Cable	Rubber, NSSHÖU
Air pipe connection			Inside thread, flange

W1: lowest running water level

Model	A	A1	A2	D	D1	D2	H	H1	H2
8-BER	674	377	297	194	150	180	464	195	150
15-BER	895	537	358	222	150	180	562	224	159
22-BER	1158	687	471	317	220	260	679	312	232
37-BER	1158	687	471	317	220	260	753	312	232
55-BER	1415	861	554	391	220	260	942	341	256

Please mind: discharge bend, duck foot bend and stand set are accessories and must be ordered separately

Model	A1	A2	A3	A6	D1	D2	H	M1	M2
8-BER	288	97	238	289	97	97	514	500	400
15-BER	-	-	-	-	-	-	-	-	-
22-BER	462	154	367	546	150	167	768	700	450
37-BER	462	154	367	546	150	167	768	700	450
55-BER	517	194	422	711	188	203	1006	750	500

W1: lowest running water level

Air pipe mm	T1	T2	T3	T4	T5	T6	T7	T8	T9	T10	T11	B1	B2
25mm	230	245	70	70	110	170	25	50	49	53	50	238	200
32mm	-	-	-	-	-	-	-	-	-	-	-	-	-
50mm	230	245	70	70	110	170	25	50	49	53	50	238	200

Petersdorf sewage treatment plant, Malchow, Germany

Renovation of the sewage treatment plant to permit reliable wastewater treatment in the tourist area for vacation season.