Wideco 3DC Installation Manual
description
Transcript of Wideco 3DC Installation Manual
WiDetect 3dc cable
WiDetect 3dc for monitoring insulated district cooling pipes
Mounting, inspection and test instruction
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Content Page
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1. Mounting, inspection and
test instruction
Reception inspection at the work site
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Inspection during construction
Loop resistance measurements
Ω
Ω Ω
the cause
should be investigated before connecting wires and measuring continues any further
Note that the contact resistance in connecting terminals are coupled in series and added. An
infinity reading ( ≥ 200 ohm) on the instrument means that the loop is broken.
Recommended instrument:
Ω
Ω
Always use the 0.75 mm slot on the pliers
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Insulation resistance measurements
Ω
Ω
and
that the central wire is unbroken throughout its length.
Ω
Assembling 3dc cable
30 70
6 6
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Technical data, 3dc cable and tape
WiDetect Cable 3dc:
Ω
Ω.
Foam tape:
.
Use only crimping pliers and joint kit approved
by Wideco Sweden during installation.
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