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Product Data
Section 2: Sheet 18A
Okoguard®Okoseal® Type MV-105
5/8kV Okoguard Shielded Power Cable
3 Okopact® (Compact Stranded) Copper Conductors/105°C Rating
5kV-133% or 8kV-100% Insulation Level
For Cable Tray Use-Sunlight Resistant-For Direct Burial
UL SA *
A Uncoated Okopact (Compact Stranded) Copper Conductors

B Extruded Semiconducting EPR Strand Screen

C Okoguard Insulation (EPR)

D Extruded Semiconducting EPR Insulation Screen

E Phase Identification Tape

F Okopact Compact Copper Grounding Conductor, where indicated

G Uncoated Copper Shield

H Fillers and Binder Tape

I Jacket-Black Okoseal


Insulation
Okoguard is Okonite's registered trade name for its exclusive ethylene-propylene rubber (EPR) base, thermosetting compound, whose optimum balance of electrical and physical properties is unequaled in other solid dielectrics. Okoguard insulation, with the distinctive red color and a totally integrated EPR system, provides the optimum balance of electrical and physical properties for long, problem free service.

Assembly
The Type MV-105 conductors are assembled with fillers and a binder tape overall. One bare stranded copper ground conductor is placed in one of the outer interstices.

Jacket
The Okoseal (PVC) jacket supplied with this cable is mechanically rugged and has excellent resistance to oil and most chemicals.

Applications
Okoguard shielded three conductor Type MV-105 power cables are recommended for distribution circuits, and for feeders or branch circuits in industrial & utility power distribution systems. Type MV cables may be installed in wet or dry locations, indoors or outdoors (exposed to sunlight), in any raceway or underground duct, directly buried, cable tray, or messenger supported in industrial establishments and electric utilities.

Specifications
Conductors: Uncoated copper compact stranded per ASTM B-496.

Strand Screen: Extruded semiconducting EPR strand screen meets or exceeds electrical and physical requirements of ICEA S-93-639/NEMA WC74 and UL 1072.

Insulation: Okoguard meets or exceeds the electrical and physical requirements of ICEA S-93-639/NEMA WC74 and UL 1072. The insulated conductors are tested in accordance with AEIC CS8.

Insulation Screen: Extruded semiconducting EPR insulation screen per ICEA S-93-639/NEMA WC74, AEIC CS8 and UL 1072.

Shield: 5 mil uncoated copper tape with 12.5% nominal overlap.

Phase Identification: Color coded (black, red, blue) polyester ribbon laid longitudinally under the copper shield.

Grounding Conductor: Uncoated copper compact stranded per ASTM B-496 and sized in accordance with UL 1072.

Assembly: Cabled with fillers in the interstices, binder tape overall.

Jacket: Meets or exceeds electrical and physical requirements of ICEA S-93-639/NEMA WC74 and UL 1072 for polyvinyl chloride jackets.

UL Listed as Type MV-105, sunlight resistant for use in cable tray, and for direct burial in accordance with UL 1072.

*CSA Listing to C68.3 requires special order.

Product Features
Triple tandem extruded, all EPR system. Complete prepackaged, color coded, factory tested wiring system. Passes the vertical tray flame test requirements of IEEE 383 and UL 1072. Complies with NEC Sections 310-7 and 710-4(b) for direct burial. Excellent corona resistance. Screens are clean stripping. Exceptional resistance to treeing. Improved Temperature Rating.


Okoguard Insulation:115 mils(2.92mm), 5kV-133% or 8kV-100% Insulation Level
1-Catalog Number
2-Conductor Size - AWG or kcmil
3-Conductor Size - mm2
4-Approx. Diameter over Insulation - inches
5-Ground Conductor Size - Awg or kcmil

6-Ground Conductor Size - mm2
7-Approx. Core O.D. - Inches
8-Approx. Core O.D. - mm
9-Jacket Thickness - mils
10-Jacket Thickness - mm
11-Approx. Cable O.D. - Inches
12-Approx. Cable O.D. - mm
13-Approx. Net Weight lbs./1000'
14-Approx. Ship Weight lbs./1000'
15-Ampacities in Air(1)
16-Ampacities Cable Trays(2)
17-Ampacities Direct Burial(3)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
114-23-3630 6 13.3 0.44 6 13.3 1.13 28.7 80 2.03 1.34 33.0 1021 1111 88 77 115
114-23-3633 4 21.2 0.48 6 13.3 1.22 31.0 80 2.03 1.40 35.6 1254 1360 115 100 150
114-23-3640 2 33.6 0.54 6 13.3 1.36 34.5 80 2.03 1.53 38.9 1589 1732 155 135 190
114-23-3642 1/0 53.5 0.61 4 21.2 1.49 37.8 80 2.03 1.67 42.4 2107 2250 205 185 245
114-23-3648 2/0 67.4 0.65 4 21.2 1.59 40.4 110 2.79 1.82 46.2 2557 2721 240 210 280
114-23-3736 4/0 107.0 0.75 3 26.7 1.80 45.7 110 2.79 2.03 51.6 3520 3776 320 285 360
114-23-3770 250 127.0 0.79 3 26.7 1.90 48.3 110 2.79 2.14 54.4 4015 4271 355 315 395
114-23-3772 350 177.0 0.89 2 33.6 2.10 53.3 110 2.79 2.34 59.4 5125 5684 440 390 475
114-23-3782 500 253.0 1.01 1 42.4 2.35 59.7 110 2.79 2.59 65.8 6840 7467 545 475 570
Authorized stock item. Available from our Customer Service Centers.

Length Tolerance:
Cut lengths of 1000 feet or longer are subject to a tolerance of ± 10%; less than 1000 feet ± 15%.

Ampacities

(1) Ampacities are in accordance with Table 310-71 of the NEC for an insulated three conductor cable, isolated in air, with a conductor operating temperature of 105°C and an ambient air temperature of 40°C.

(2) Ampacities are in accordance with Table 310-75 of the NEC for a three conductor Type MV-105 cable installed in uncovered cable tray in accordance with Section 318-13 of the NEC with a conductor operating temperature of 105°C and ambient air temperature of 40°C. Where the cable tray is covered for more than six feet with solid unventilated covers, the ampacities shall not be more than 95% of the values shown above.

(3) Ampacities are in accordance with Table 310-83 of the NEC for an insulated three conductor cable directly buried in the earth with a conductor operating temperature of 105°C, ambient earth temperature of 20°C, 100% load factor and thermal resistance (RHO) of 90.

Refer to the NEC, IEEE/ICEA S-135 Power Cable Ampacities, or the Okonite Engineering Data Bulletin for installation in duct banks, other ambient temperatures, circuit configurations or installation requirements.

A/97050218A
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