4.3
External consumer
4.3.1
Hoses
CAUTION!
Discharge of heat transfer liquid during operation
caused by use of unsuitable hoses
Frostbite
Use hoses with temperature resistance that is
appropriate for the operating temperature range of
the device.
CAUTION!
Contact with cold hoses
Frostbite
Use insulated hoses for temperatures below 0 °C.
The hoses specified below can be used for all heat
transfer liquids that are approved for the devices.
Further information about the pump connections of the
individual devices can be found in
Ä
Chapter 11.3
‘Hydraulic circuit’ on page 62.
Hoses, not insulated
Type Olive Application area
Internal
Ø in mm
External
diameter
in mm
Tem-
perature
range in
°C
Cata-
logue
number
EPDM hose 10 mm
Devices with max-
imum pump pressure
of < 1 bar
9 11 -35 ... 90 RKJ 111
EPDM hose
½"
(13 mm)
Devices with max-
imum pump pressure
of < 1 bar
12 14 -35 ... 90 RKJ 112
Rubber hose with
fabric reinforcement
½"
(13 mm)
no restrictions
13 (½")
19 -40 ... 100 RKJ 031
Rubber hose with
fabric reinforcement
¾"
(19 mm)
no restrictions
19 (¾")
27 -40 ... 100 RKJ 032
Approved hoses, adapters and
hose clamps
Before commissioning
Microcool 25
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