Hesper external gear pumps

input	value
Drive speed	n = rpm
operating pressure first pump stage	p1 = bar

Standard bearing pumps all pumps

Anzahl Stufen: 1 2 3 4

Size: 1 2 3

displacement: 4.5 5.5 6.3 8.2 11.3 14 16 19 22.5 25 27.9

Shaft/flange version: 3d3

direction of rotation: C (right)A (left)

1-MPF22-4.5-3d3HH-C

The 1-MPF differs from the HP in that it is equipped with a through-drive shaft and is suitable for adding additional pump stages.

	Explanation of the type designation
1	Anzahl Stufen
MPF22	Hesper Gear pump primary stage group 2
4.5	Fördervolumen= 4.5 cm³/Umdrehung max Dauerdruck 250 bar, max Spitzendruck 280 bar n =1450 U/min, p1 =100 bar, Q1 =5.81 l/min, P1 =1.26 kW, M1 =8.33 Nm
3d	conical shaft 1:8, ø17,287, Key width 4,0
3	Drive flange according to EU standards ø36,5 (71,5x96x32,5 / 4xM8)
HH	Sauganschluss G3/4 und Druckanschluss G1/2
C	Drehrichtung rechts
	Speed range 1000 to 4500 RPM
	Total drive power =1.26 kW
	Total length without screws = 20+45.6+21.5 = 87.1mm