TML plunger pump

TML 2028-HP

Part number 07.1054.97.3

20Flow, l/min
280Pressure, bar
1450Speed, rpm
10.9Power, kW

50 or 60 Hz The maker gives figures for both supplies.

Specification

Flow: 20 l/min (23 l/min at 60 Hz)
Pressure: 280 bar
Speed: 1450 rpm (1725 rpm at 60 Hz)
Absorbed power: 10.9 kW (12.3 kW at 60 Hz)
Max water temperature: 74 °C
Plunger: 18 mm
Shaft: Solid, Ø24 mm
Inlet: 1/2 BSP
Outlet: 3/8 BSP
Weight: 10 kg
Oil: 0.7 litres, SAE 75 - W 90

Data sheet (PDF, Bertolini)

Kits

Oil seals1

Part number	Description	Per pump	Suppliers
049837973	Radial ring kit 65

Valves1

Part number	Description	Per pump	Suppliers
069867973	Valve kit 123

Water seals1

Part number	Description	Per pump	Suppliers
079844973	Seal kit 179, Ø18 mm plungers

Parts list

For parts not covered by the kits above, ask a supplier and quote the model TML 2028-HP and part number 07.1054.97.3.

Motor

A 4-pole motor of at least 10.9 kW drives this pump at 1450 rpm on 50 Hz. On a 60 Hz supply a motor with the same poles turns it at 1725 rpm, where it takes 12.3 kW. Order that motor wound for 60 Hz and rated for at least that power.

Motor	kW	rpm	Frame	Class	A at 400 V
RNE 160Ma4	11	1475	IEC 160M	IE3	22.4
RN 160Ma4	11	1450	IEC 160M	IE1	22.4
RN 132Mc4 uprated	11	1430	IEC 132M	IE1	24

The contactor and overload relay for each motor are on the motor's page.

Flange

The flange bolts the pump to the face of the motor. It depends on the motor's IEC frame.

IEC 132, 38 mm shaft (RN 132Mc4) No Bertolini flange listed for this motor.
IEC 160, 42 mm shaft (RNE 160Ma4, RN 160Ma4) No Bertolini flange listed for this motor.

Coupling

The flexible coupling joins the motor shaft to the pump shaft inside the flange.

IEC 132, 38 mm motor shaft No Bertolini coupling listed: you need one for a 38 mm motor shaft to 24 mm pump shaft.
IEC 160, 42 mm motor shaft No Bertolini coupling listed: you need one for a 42 mm motor shaft to 24 mm pump shaft.