Product Introduction; Intended Use; Installation And Operating Instructions; Identification - Grundfos MTS Serie Manual De Instrucciones

Obligations of users
• Observe all instructions provided on the pump,
such as the arrow indicating the direction of
rotation and the markings for pipe connections.
• Use personal protective equipment when
carrying out any work on the pump.
• Avoid inappropriate use of pump and
components:
– Do not step on or use them as a climbing aid.
– Do not use them to support boards, ramps or
beams.
– Do not use them as a fixing point for winches or
supports.
– Do not use them for storing paper or similar
materials.
– Do not use the hot pump or motor components
as a heating point.
– Do not de-ice using gas burners or similar
tools.
• Do not remove the safety guards protecting
against hot, cold or moving parts during
operation.
• Reinstall the safety equipment on the pump as
required by regulations after any work on the
pump.
1.3.2 Specific hazard
Observe the relevant safety regulations when
handling hazardous pumped liquids (hot, flammable,
poisonous or potentially harmful liquids).

2. Product introduction

2.1 Intended use

• Only use the pump for the permissible pumped
liquids. See section 2.4 Pumped
• Make sure the pump is only operated with, and
never without, pumped liquid.
• Avoid cavitation:
– Open the inlet-side valve completely and do
not use it to adjust the flow rate.
– Open the outlet-side valve completely.
• Avoid damage to the motor:
– Note the maximum permissible number of
starts per hour.
• Consult the manufacturer about any other use of
the pump.
• When a pump is supplied without a motor, the
pump unit must fulfil the stipulations of the
Machinery Directive, 2006/42/EC.
6
Observe these instructions in order to avoid
misuse
• Do not operate the pump outside the operating
limits with regard to temperature, pressure,
viscosity, flow rate and motor speed.
• Do not operate the pump against a closed
outlet-side valve.
• Do not use the pump for foodstuffs if the pump
has not been adapted accordingly.
• Only select the installation types described in the

installation and operating instructions:

– do not install the pump hanging in the pipe
– do not install the pump very close to sources of
– do not install the pump too close to a wall.

2.2 Identification

2.2.1 Nameplate

9
8
7
6
Fig. 1
Pos.
liquids.
extreme heat or cold
DK-8850 BJERRINGBRO DENMARK
Type
MTS20-40 R38 DQ-T
Model C995556271922P10002
25.5 I/min 4
2.4 kW 1
2900 min 50
Assembled in Hungary
Example of nameplate
Description
1 Type designation (see type key)
2 Model (see model code)
3 Pressure [bar]
4 Kinematic viscosity [mm
5 Frequency [Hz]
6 Country of production
-1
7 Speed [min ]
8 Power consumption [kW]
9 Rated flow rate [l/min]
1
2
3
Bar
4
mm /s
Hz
5
2
/s]