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Operating Instructions SL VARITHERM DPA
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HOM500327947Ien-7
INTERTEC-Hess GmbH · Raffineriestr. 8 · 93333 Neustadt/Donau · Germany ·
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monitoring device needs to be used which switches off
the supply as soon as the insulation resistance is no
greater than 50 Ω per Volt of the rated voltage (refer also
to DIN EN 60079-14; section 7.4).
ATTENTION:
Never remove the
adapter/ cable gland!
Illustration 4:
Example heater with KLE connection
CAUTION
NOTICE: Do not remove adapter/ cable
connection to connect up the heater!
This would cause irreversible damage to the heater and
this would mean that the explosion protection can no
longer be warranted.
The illustration may deviate from the heater.
1
2
L
N
PE
J
J
Junction
box
Heater
TAE
bn
bl
ye/gn
bk
gy
Option AM
bn=brown bl=blue ye/gn=yellow/green bk=black gy=grey
Illustration 5:
SL...THERM with TAE
