Page 79 - MESCInstrumentationCatalogue

INSTRUMENTATION / PROCESS CONTROL CABLES

600 VOLTS, WIRE ARMOURED, XLPE INSULATED
MULTI PAIR / TRIAD INDIVIDUAL & OVERALL
SHIELDED CABLES

Temperature range : - 40ûC to + 90ûC
Specifications :NEMA WC-55/ICEA S-82-552

INSTRUMENTATION TYPE 600 V MESC 2005

Application : Can be used in cable tray, conduit or direct burial application for instrumentation / process
control, in dry or wet location. The wire armour provides longitudinal strength for use as a messenger
cable or for support in vertical drops (NEC SECTION 300-19 ) and provides the protection against
the mechanical damage.

Construction

l Conductor : Tinned Copper to ASTM B-33 & Stranded to class B/C of ASTM B-8.
l Insulation : Flame retardant XLPE to ICEA S -82-552.
l Pair colour code : White & Black with pair number on white conductor.
l Triads colour code : White, Black & Red with Triads number on white conductor.
l Pairs/Triad Twisting : All pairs / Triads are twisted to counter electromagnetic noise.
l Individual & Overall : Each pair / Triads is shielded with aluminium polyester tape and a
Shielding tinned copper drain wire, for maximum electrostatic noise and
crosstalk rejection. All pair/Triads shields are electrically isolated from
each other.
: Individually shielded pairs / Triads are cabled with non-hygroscopic
fillers if necessary and the entire assembly is shielded with aluminium
polyester tape and a tinned copper drain wire.

l Inner Jacket : Extruded black, flame retardant PVC to ICEA S-82-552
l Wire Armour : A serving of round galvanised steel wires is applied with 90%
minimum coverage.
l Outer Jacket : Extruded black PVC to ICEA S-82-552 is oil and sunlight resistant
and passes flame test as per IEEE-383 (70000 BTU).

Note : On customer request "Metallic Sheath" of lead can be provided under the Armour in accordance
with NEMA WC-70 / ICEA S-95-658.

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