THE OKONITE COMPANY Product Data
Section 3: Sheet 25

Okonite® FMR-N®
600 Volt Power and Control Cable
Single Copper Conductor/90°C Rating
For Central Station Applications
 

A Coated Copper Conductor

B Okonite FMR-N Insulation


Insulation
Okonite FMR-N is Okonite’s trade name for its heat, moisture, flame and chemically resistant, mechanically rugged nuclear plant qualified ethylene-propylene insulation compound. Its physical properties and flame retardency permit its use without a jacket on the single conductors.
The properties of Okonite FMR-N insulation substantially enhance the well known features of ethylene propylene rubber insulations. Nuclear qualified Okonite FMR-N cables meet IEEE Standard -
383 LOCA and flame test criteria.  

Applications
Okonite FMR-N Power and Control Cables are recommended for use in either power generating plants and in substations; designed especially for critical circuits where continuity of service is of prime importance. This premium quality control cable is recommended for wet or dry, ac or dc service at conductor temperatures to 90°C. They may be installed in conduits, ducts, cable troughs, trays, messenger supported, or directly buried in the earth.

Specifications
Conductors: Copper per ASTM B-3, Class B stranded per ASTM B-8.
 
Insulation: Okonite FMR-N meets or exceeds the electrical and physical requirements of ICEA S-73-532 & S-95-658.


Product Features
  • Qualified as Class 1E cable.
  • Sizes 6 AWG and larger pass the IEEE 383 and 1202 flame test requirements.
  • All sizes pass the ICEA S-95-658 vertical wire flame test.
  • Quality Assurance traceability.
  • Extreme heat resistance 90°C continuous rating; 130°C emergency overload rating;
    250°C short circuit rating.
  • Rated 90°C wet or dry.
  • Exceptional resistance to deformation at high temperatures.
  • Stable electrical properties.
  • Low SIC and power factor.
  • Low moisture absorption.
  • Mechanically rugged.
  • Resistant to weather.
  • Smaller diameter.
  • More flexible, easier to install or terminate than XLPE insulation.

1-Catalog Number
2-Conductor Size AWG/kcmil
3-Number of Strands
4-Insulation Thickness - mils
5-Insulation Thickness - mm
  6-Approx. O.D. - Inches
  7-Approx. O.D. - mm
  8-Approx. Net Weight lbs./1000’
  9-Approx. Ship Weight lbs./1000’
10-ICEA Ampacity (1)
ICEA S-95-658, Table 3-4 Column A Insulation Thicknesses
1 2 3 4 5 6 7 8 9 10

112-17-1071
112-17-1101
112-17-1131

14
12
10

7
7
7

45
45
45

1.14
1.14
1.14

.17
.19
.21

4.83
4.83
5.33

26
33
47

31
38
52

22
28
37

112-17-1191
112-17-1221
112-17-1251

8
6
4

7
7
7

60
60
60

1.52
1.52
1.52

.27
.31
.35

6.86
7.87
8.89

75
109
163

80
120
174

49
65
85

112-17-1311
112-17-1331
112-17-1351

2
1
1/0

7
19
19

60
80
80

1.52
2.03
2.03

.41
.49
.53

10.41
12.45
13.46
247
321
395
270
344
427
112
131
151

112-17-1371
112-17-1391
112-17-1411

2/0
3/0
4/0

19
19
19

80
80
80

2.03
2.03
2.03

.58
.63
.68

14.73
16.00
17.27

487
601
745

519
633
784

173
207
238

112-17-1431
112-17-1471
112-17-1531

250
350
500

37
37
37

95
95
95

2.41
2.41
2.41

.76
.86
.99

19.56
22.10
25.40

891
1217
1702

930
1272
1766

266
324
398

112-17-1591
112-17-1651

750
1000

61
61

110
110

2.79
2.79

1.20
1.35

31.00
34.80

2536
3335

2636
3451

517
595

ICEA S-95-658, Table 3-4 Column B Insulation Thicknesses 
1 2 3 4 5 6 7 8 9 10

112-16-1071
112-16-1101
112-16-1131
112-16-1191
112-16-1221

14
12
10
8
6

7
7
7
7
7

30
30
30
45
45

.76
.76
.76
1.14
1.14

.14
.15
.18
.24
.27

3.56
3.81
4.57
6.10
6.89

18
26
39
63
96

23
31
44
68
101

22
28
37
49
65

112-16-1251
112-16-1311
112-16-1331

4
2
1

7
7
19

45
45
55

1.14
1.14
1.40

.32
.37
.42

8.13
9.40
10.70 

147
223
282

158
246
305

85
112
131

112-16-1351
112-16-1371
112-16-1391

1/0
2/0
3/0

19
19
19

55
55
55

1.40
1.40
1.40

.46
.50
.54

11.70
12.70
13.70 

352
439
548

384
471
580

151
173
207

112-16-1411
112-16-1431
112-16-1471

4/0
250
350

19
37
37

55
65
65

1.40
1.65
1.65

.60
.67
.77

15.20
17.00
19.60 

685
820
1134

717
859
1189

238
266
324

112-16-1531
112-16-1591
112-16-1651

500
750
1000

37
61
61

65
80
80

1.65
2.03
2.03

.89
1.14
1.29

22.6
29.0
32.8

1604
2404
3191

1668
2493
3307

398
517
595


(1) Ampacities:
Based on three (3) single conductors in conduit in air, 90°C rated conductor & 40°C ambient per IEEE Std. 835-1994, pg 29 (no wind, no sun).

For cables installed in cable tray, see ANSI/ICEA P-54-440 (NEMA WC 51-2003)

To order a color other than black, change the last digit of the catalog number as follows: 

White 

Orange 

Red 

Blue 

Green 

Yellow 

Example: To order #14 - Red, the catalog number would be 112-16-1073.

A\06030325 
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