THE OKONITE COMPANY Product Data
Section 2: Sheet 16
  COMPACT STRAND
CONSTRUCTION
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Okoguard®-Okoseal® Type MV-105
35kV Shielded Power Cable
One Okopact® (Compact Stranded) Copper Conductor/105°C Rating
100% and 133% Insulation Level
UL
 


A  Uncoated, Okopact (Compact Stranded) Copper Conductor

B  Strand Screen- Extruded Semiconducting EPR

C  Insulation-Okoguard EPR

D  Insulation Screen -Extruded Semiconducting EPR

E  Shield-Copper Tape

F  Jacket-Okoseal


Insulation
Okoguard Okonite's registered trade name for its exclusive ethylene-propylene rubber (EPR) based, 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. The triple tandem extrusion of the screens with the insulation provides optimum electrical characteristics.

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

Applications
Okoguard shielded Okoseal Type MV-105 power cables are recommended for distribution circuits, and for feeders or branch circuits in industrial and commercial installations. 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 if installed in a system with a grounding conductor in close proximity that conforms with NEC Section 250.4(A)(5), or messenger supported in industrial establishments and electric utilities.

Specifications
Conductor: Annealed 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 WC7 & S-97-682, AEIC CS8 and UL 1072.

Insulation: Meets or exceeds electrical and physical requirements of ICEA S-93-639/NEMA WC74, & S-97-682 AEIC CS8 and UL 1072.

Insulation Screen: Extruded semiconducting EPR insulation screen. Meets or exceeds electrical and physical requirements of ICEA S-93-639/NEMA WC74 & S-97-682, AEIC CS8 and UL 1072.

Shield: 5 mil bare copper tape helically applied with 12.5% nominal overlap.

Jacket: Meets or exceeds electrical and physical requirements of ICEA S-93-639/NEMA WC74 & S-97-682 and UL 1072 for polyvinyl chloride jackets. UL Listed as Type MV-105 and sunlight resistant, in accordance with UL 1072. A flame retardant construction, size 1/0 AWG and larger, for installation in cable tray is available on special order. This construction is UL labeled “MV-105 FOR CT USE.” Cables listed to CSA C68.3 and rated FT4 and -25°C are available on special orders.

Product Features

  • Triple tandem extruded all EPR system.
  • Okoguard cables meet or exceed all recognized industry standards (UL, AEIC, NEMA/ICEA, IEEE).
  • 105°C continuous operating temperature.
  • 140°C emergency rating.
  • 250°C short circuit rating.
  • Excellent corona resistance.
  • Screens are clean stripping.
  • Exceptional resistance to “treeing.”
  • Moisture resistant.
  • Resistant to most oils, acids, and alkalies.
  • Sunlight resistant.
  • Improved Temperature Rating

1- Catalog Number (1)
2- Conductor Size AWG or kcmil
3- Conductor Size -mm2
4- Approx. Dia. over Insulation (in.)
5- Approx. Dia. over Screen (in.)
6- Jacket Thickness - mils
7- Jacket Thickness - mm
8- Approx. O.D. - Inches
  9- Approx. O.D. - mm
10- Approx. Net Weight lbs./1000’
11- Approx. Ship Weight lbs./1000’
12- Ampacities (2) Conduit in Air
13- Ampacities (3) Direct Burial
14- Ampacities (4) Underground Duct
15- Conduit Size Inches (5)*
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Okoguard Insulation: 345 mils (8.76mm), 100% Insulation Level 

115-23-3516
115-23-3517
115-23-3519

1/0
2/0
3/0

53.5
67.4
85.0

1.09
1.12
1.16

1.17
1.19
1.24

80
80
80

2.03
2.03
2.03

1.34
1.38
1.43

34.0
35.0
36.2

1150
1270
1420

1275
1380
1605

215
255
290

295
335
380

215
245
275

4
4
4

115-23-3521
115-23-3523
115-23-3527

4/0
250
350

107.0
127.0
177.0

1.23
1.26
1.36

1.31
1.34
1.44

80
80
80

2.03
2.03
2.03

1.49
1.52
1.62

37.7
38.7
41.2

1615
1770
2170

1800
1950
2420

330
365
440

435
475
575

315
345
415

5
5
5

115-23-3531
115-23-3535
115-23-3537

500
750
1000

253.0
380.0
507.0

1.49
1.66
1.82

1.57
1.76
2.16

80
110
110

2.03
2.79
2.79

1.75
2.00
2.16

44.4
50.9
54.9

2764
3840
4765

3014
4240
5300

535
655
755

700
865
1005

500
610
690

5
6
6

Okoguard Insulation: 420 mils (10.7mm), 133% Insulation Level 

115-23-3656
115-23-3657
115-23-3659

1/0
2/0
3/0

53.5
67.4
85.0

1.25
1.27
1.32

1.33
1.35
1.40

80
80
80

2.03
2.03
2.03

1.51
1.54
1.58

38.4
39.0
40.2

1355
1485
1645

1535
1665
1825

215
255
290

295
335
380

215
245
275

5
5
5

115-23-3661
115-23-3663
115-23-3667

4/0
250
350

107.0
127.0
177.0

1.39
1.42
1.52

1.47
1.49
1.59

80
80
110

2.03
2.03
2.79

1.65
1.72
1.84

41.9
43.7
46.7

1835
2000
2520

2085
2250
2770

330
365
440

435
475
575

315
345
415

5
5
5

115-23-3671
115-23-3675
115-23-3677

500
750
1000

253.0
380.0
507.0

1.63
1.81
1.97

1.73
1.91
2.07

110
110
110

2.79
2.79
2.79

1.98
2.16
2.32

50.3
54.9
58.9

3155
4140
5090

3555
4680
5630

535
655
755

700
865
1005

500
610
690

6
6
8

Authorized stock item. Available from our Customer Service Centers.

Aluminum Conductors
(1) Aluminum Conductors are available on special orders.

Ampacities
(2) Ampacities are in accordance with Table 310.73 of the NEC for three single Type MV-105 conductors, or single conductors twisted together (triplexed) and installed in an isolated conduit in air at an ambient temperature of 40°C and a conductor temperature of 105°C.

(3) Ampacities are in accordance with Table 310.81 of the NEC for an insulated single conductor directly buried with a conductor temperature rating of 105°C, ambient earth temperature of 20°C, 100% Load Factor, thermal resistance (RHO) of 90, 7 1/2 inch spacing between conductor center lines, and 24 inch spacing between circuits.

(4) Ampacities are in accordance with Table 310.77 of the NEC for three single conductors or triplexed cable in one underground raceway, three feet deep with a conductor temperature of 105°C, 100% Load Factor, an ambient earth temperature of 20°C, 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, multiple point grounded shields, other ambient temperatures, circuit configurations or installation requirements.

(5) Recommended size of rigid or nonmetallic conduit for three conductors based on 40% maximum fill.

*The jam ratio conduit I.D. to cable O.D. should be checked to avoid possible jamming.

 

E/07110216
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