KSB Riotec 32-70 [8/19] General information
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KSB Riotec 32-70 [8/19] General information

KSB Riotec 50-70 [8/19] General information
16
Riotec / Riotec Z
1. General Information
Assembly and installation should only be
carried out by qualified personnel!
1.1 Uses
The circulating pump is used to transport liquids in
warm water heating systems.
Under no circumstances may the pump come in
contact with drinking water or foodstuffs.
1.2 Product data
1.2.1 Key
Riotec (Z) 40-100
Heating circulating pumps
Double pump
Width of flange in mm
Max. head in m
m x 10 (100 =10 m)
1.2.2 Connection and output data
– Flow media:
– Heating water acc. to VDI 2035.
– Water glycol mixtures containing up to 50 % gly-
col. Should glycol be added to the liquid, the flow
data must be adapted to correspond to the
higher viscosity. Only brand products with anti-
corrosion inhibitors should be used. The manu-
facturer’s instructions must always be strictly
adhered to.
– If another medium is to be used, it must be
cleared by KSB.
– Temperature range of the flow medium: +20 °C to
+110°C.
– Max. ambient temperature: 40 °C.
– In order to avoid the build up of condensation water,
the temperature of the room must be lower the
temperature of the flow medium.
– Max. operating pressure of the pump: see rating
plate.
– Min. supply height at the air intake in order to avoid
cavity noises (at max. water temperature T
max
):
T
max
R 1 R 11/4 DN 40 DN 50 DN 65 DN 80
1+50°C 0.05 bar 0.3 bar
1+95°C 0.5 bar 1.0 bar
+110°C 1.1 bar 1.6 bar
These values are valid up to a height of 300 m
above sea level. For situations above this height
add 0.01 bar for every additional 100 m.
– system of protection IP 43.
– Connection to 1~230 V, 50 Hz in accordance with
IEC 38.
– When ordering spare parts, please give all the infor-
mation on the pump/motor rating plate.
2. Safety
These instructions contain important information which
must be followed when installing and operating the
pump. It is therefore imperative that they be read by
both the installer and the operator before the pump is
installed or started up.
Both the general safety points in this section and the
more specific safety points in the following sections
should be noted.
2.1 Instruction symbols in this operating manual
Safety precautions in these operating instructions
which, if not followed, could cause personal injury are
indicated by the symbol:
Safety precautions warning of danger due to electri-
city are indicated by the symbol
The following symbol is used to indicate that by ignor-
ing the relevant safety instructions, damage could be
caused to the pump/machinery and its functions:
2.2 Staff training
The personnel installing the pump must have the
appropriate qualifications for this work.
2.3 Risks incurred by failure to comply with
the safety precautions
Failure to comply with the safety precautions could
result in personal injury or damage to the pump or
installation. Failure to comply with the safety precau-
tions could also invalidate any claim for damages.
ATTENTION!

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