14
ENGLISH
1 General Information
These Operating Instructions explain
the functions and operation of the
pump when installed and ready for
use. The figures referred to in the text
can be found on the fold-out page at
the front.
Use as prescribed
The circulating pump (hereafter refer-
red to simply as pump or general unit)
is used to pump liquids in pipe
systems.
The pump must not be
used for handling drinking
water or food related
liquids.
Its main fields of application are:
– Hot-water heating, various systems,
– Industrial, closed circulating
systems.
Specific details:
– Type ST: for thermal solar systems
– Type RSG: for geothermal systems
– Type AC: for air-conditioning units
and cold-water distribution.
Terms (Fig. 1)
1 Suction joint
2 Condensate outlet
3 Pump housing
4 Pressure joint
5 Terminal box
6 Cable entry
7 Speed switch
8 Ventilation
9 Rating plate
10 Motor housing
Connection and electrical data
Voltage: 1~230V ±10%
Mains frequency: 50Hz
Power consumption
Pmax: Rating plate
Motor speed, max.: Rating plate
Protection
category IP: Rating plate
Speed setting: 3 stages *
Fitting length: 130/180 mm
Perm. operating
pressure, max.: 10 bar
Perm. medium
temperatures
min./max.: -10/+110 °C
Rating plate Star-RS 30/4
Heating circulating pumps,
glandless pumps
RS
Screwed pipe pump
RSD
Double pump
ST
Solarthermal pump
RSG Geothermal heat pump
AC
Air-conditioning pump
Nominal width [mm]
15, 20 (Rp
1
/2˝ ), 25 (Rp1˝ ), 30 (Rp1
1
/4˝ )
Maximum delivery head [m]
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