Double jacketed air core cable, commonly called “SEALPAP,” is a solidinsulated design intended for use in Outside Plant (OSP) where a greater risk of physical damage exists. The inner jacket provides protection to the cable core in the event of severe damage to the outer protective sheath.
Features:
• Twisted pairs with varying lays
• Core wrap
• Inner jacket
• Outer jacket bonded to shield
Benefits:
• Minimizes crosstalk and meets capacitance unbalance limitations
• Protects core and helps provide core-to-shield dielectric strength
• Provides protection against mechanical damage and helps prevent the ingress of moisture
• Provides a tough, flexible protective covering that withstands exposure to sunlight, atmospheric temperatures, and stresses expected in standard installations
• Bonding provides additional moisture resistance
Specifications:
Conductor
• Solid annealed copper
Insulation
• Conductors are insulated with solid polyolefin in distinctive colors to facilitate pair identification
Twisted Pairs
• Insulated conductors twisted to pairs with varying lays
≤ 25-Pair Core
• Pairs are assembled into a cylindrical core
≥ 50-Pair Core
• Multiples of 25-pair groups are assembled to form thefinal cable core; each group is identified by color coded non-hygroscopic binders
≥ 1,200-Pair Core
• Color code is Mirror Image design
Core Wrap
• Non-hygroscopic dielectric material
Inner Jacket
• Polyethylene
Rip cords
• Placed between the core wrap and the inner jacket and between the inner jacket and shield
Shield
• Electrically continuous 8 mil flat aluminum shielding tape, with polyolefin film fused and chemically bonded to both sides, applied longitudinally over the core and bonded to the outer jacket
Outer Jacket
• Black, medium-density polyethylene
Jacket Marking
• Manufacturer’s identification, plant location, date of jacketing, pair count, AWG, product identification, sequential length markings in meters and telephone handset
Standards Compliance
• Telcordia® GR-421-CORE
• ANSI/ICEA S-85-625-2011
• RoHS-compliant
technical specification: | |
awg (mm) | 24 (0.51) |
pair count | 900 |
nominal diameter in (mm) |
2.33 (59) |
approx. weight lbs/kft (kg/km) |
3,190 (4,745) |
standard length ft (m) |
1,050 (320) |
approx. shipping weight lbs (kg) |
4,145 (1,880) |
Steel Reel Size f x t x d in |
83 x 40 x 42 |
Product code | BKMF |
superior essex Cable part number | 85-118-41 |