
A Bare Stranded Copper Conductor
B Okoseal Insulation/Nylon
Jacket
C Tinned Stranded Copper
Group Drain Wire
D Aluminum/Polyester Tape
E Twisted, Shielded
Pairs/Triads
F Tinned Stranded Copper
Drain Wire
G Aluminum/Polyester Tape
H Rip Cord
J Inner Black Okoseal Jacket
K Impervious, Continuous,
Corrugated Aluminum C-L-X Sheath
L Outer Black Okoseal Jacket
Specifications
Conductors: Bare soft annealed copper, Class B, 7-strand concentric
per ASTM B-8.
Insulation: Flame-retardant Okoseal (PVC) per UL 83, 15 mils
nominal thickness, 90°C temperature rating.
Insulation Jacket: Nylon per UL 83, 4 mils nominal thickness.
Conductor Identification: Pigmented black and white in pairs,
black, white and red in triads.
Group Shield: Aluminum polyester tape overlapped to provide 100%
coverage, and a 7-strand tinned copper drain wire, two sizes smaller than
the conductor. All group shields are completely isolated from each other.
Assembly: Pairs or triads assembled with left-hand lay.
Non-wicking fillers included where required to provide a round cable.
Cable Shield: Aluminum/polyester tape overlapped to provide 100%
coverage, and a 7-strand tinned copper drain wire, same size as conductor.
Inner Jacket: Black, flame-retardant Okoseal per UL Standard
1569. A rip cord is laid longitudinally under the jacket to facilitate
removal.
C-L-X Sheath: A close-fitting, impervious, continuously welded
and corrugated, aluminum sheath meeting UL 1569 provides complete
protection against moisture, liquids, and gases, has excellent mechanical
strength, and provides equipment grounding through the sheath.
Outer Jacket: Black, flame-retardant Okoseal per UL Standard
1569.
Classifications: UL Listed as Type MC-HL Articles 501, 502, and
503 of the National Electrical Code.
Applications
Okonite C-L-X type SP-OS (shielded pairs or triads - overall
shield) instrumentation cables are designed for use on Class 1
Remote-Control Signaling circuits or where a 600V cable is desired, as
instrumentation, process control, or computer cable transmitting signals
at levels above 100 mili-volts in circuits where maximum noise protection
is required. Protection from interference among groups as well as external
sources is provided by individual group shields as well as an overall
cable shield. For use indoors or outdoors; wet or dry locations; in cable
trays’ in raceways; supported by a messenger wire; for direct burial; in
Classes I, II, and III, Divisions 1 and 2 and Class I, Zone 1 and 2 hazardous locations per NEC
Articles 501, 502,503 and 505. For use as non-power limited fire protective
signaling cable (NPLF) per NEC Code 760.
The isolated individual shields over each pair, when properly grounded,
prevent crosstalk or capacitive coupling between adjacent pairs which
occurs with ac signals, particularly the pulse type.
The overall shield eliminates most of the static interference from the
electric field radiated by power cables and other electrical equipment.
The C-L-X sheath provides physical protection against mechanical damage as
required in NEC Section 725-8 as well as complete protection against
moisture or gases entering the cable.
For dc service in wet locations, X-Olene insulation is recommended.
Product Features
- UL listed for cable tray use, direct burial and sunlight resistant.
- Passes the IEEE 383-1974 and IEEE 1202-1991 vertical tray flame
tests.
- Passes the 210,000 BTU Vertical Tray Flame Test utilizing the corner
configuration and the ICEA T-29-520 Vertical Tray Flame Test.
- C-L-X enclosure permits installation in cable tray containing light
and power cables without a barrier separator.
- Individual pairs or triads are numbered and color coded for
simplified hook-up.
- Individual units are completely isolated for maximum noise
rejection.
- Impervious, continuous sheath excludes moisture, gases and liquids.
- C-L-X sheath exceeds equipment grounding conductor requirements of
NEC Article 250.
- Excellent compression and impact resistance.
- Lower installed system cost than conduit or EMT systems.
- OSHA Acceptable.
- Complies with NEC Articles 501, 502 & 503 for hazardous locations.
- UL listed as Type MC-HL and Marine Shipboard cable.
- American Bureau of Shipping listed as CWCMC Type MC-HL.
- Recognized by US Coast Guard as Type MC and CWCMC.
- Suitable for low temperature installation to -40°C.
- Meets API Standards 14 F and 14FZ.
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