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Participate in multiple overseas projects

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Extensive experience in overseas project submission

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Special cable customization service
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Solid PE Insulated & AP Sheathed (ALPETH) Air Core Cables to GR-421

Mechanical and Thermal Properties

Temperature range during operation (fixed state): -30°C – +70°C
Temperature range during installation (mobile state): -20°C – +50°C
Minimum bending radius: 10 x Overall Diameter (unarmoured cables);15 x Overall Diameter (armoured cables)

Colour Code

Standard colour code is per GR-421 given in Colour Code Chart

Dimensions And Weight

Solid PE Insulated and LAP Sheathed (ALPETH) Air Core Cable to GR-421

Cable Code Number of Pairs Nominal Sheath Thickness mm/inch Nominal Overall Diameter mm/inch Nominal Weight kg/km / lbs/kft
0.4mm Conductor, 0.75mm Insulated Wire
TP421-2Y(A)2Y-25P04 25 1.5/0.059 12.0/0.47 141/95
TP421-2Y(A)2Y-50P04 50 1.5/0.059 14.5/0.57 231/155
TP421-2Y(A)2Y-100P04 100 1.7/0.067 18.5/0.73 394/265
TP421-2Y(A)2Y-200P04 200 1.7/0.067 24.6/0.97 729/490
TP421-2Y(A)2Y-300P04 300 1.8/0.071 28.0/1.10 1034/695
TP421-2Y(A)2Y-400P04 400 1.9/0.075 33.0/1.30 1346/905
TP421-2Y(A)2Y-600P04 600 2.1/0.083 38.1/1.50 1964/1320
TP421-2Y(A)2Y-900P04 900 2.2/0.087 45.7/1.80 2931/1970
TP421-2Y(A)2Y-1200P04 1200 2.4/0.094 53.3/2.10 3868/2600
TP421-2Y(A)2Y-1500P04 1500 2.5/0.098 58.4/2.30 4791/3220
TP421-2Y(A)2Y-1800P04 1800 2.5/0.098 63.5/2.50 5713/3839
TP421-2Y(A)2Y-2000P04 2000 2.5/0.098 66.0/2.60 6348/4266
TP421-2Y(A)2Y-2100P04 2100 2.5/0.098 68.6/2.70 6636/4459
0.5mm Conductor, 0.9mm Insulated Wire
TP421-2Y(A)2Y-25P05 25 1.5/0.059 13.2/0.52 195/131
TP421-2Y(A)2Y-50P05 50 1.5/0.059 16.5/0.65 330/222
TP421-2Y(A)2Y-100P05 100 1.7/0.067 21.8/0.86 590/396
TP421-2Y(A)2Y-200P05 200 1.7/0.067 28.0/1.10 1100/739
TP421-2Y(A)2Y-300P05 300 1.7/0.067 35.6/1.40 1620/1089
TP421-2Y(A)2Y-400P05 400 1.8/0.071 38.1/1.50 2120/1425
TP421-2Y(A)2Y-600P05 600 2.0/0.079 48.3/1.90 3120/2097
TP421-2Y(A)2Y-900P05 900 2.2/0.087 55.9/2.20 4580/3078
TP421-2Y(A)2Y-1200P05 1200 2.4/0.094 63.5/2.50 6070/4079
TP421-2Y(A)2Y-1500P05 1500 2.5/0.098 71.2/2.80 7530/5060
TP421-2Y(A)2Y-1600P05 1600 2.5/0.098 76.2/3.00 7700/5174
TP421-2Y(A)2Y-1800P05 1800 2.5/0.098 78.7/3.10 8985/6038
0.63mm Conductor, 1.15mm Insulated Wire
TP421-2Y(A)2Y-25P063 25 1.5/0.059 15.5/0.61 275/185
TP421-2Y(A)2Y-50P063 50 1.5/0.059 20.1/0.79 476/320
TP421-2Y(A)2Y-100P063 100 1.7/0.067 28.0/1.10 885/595
TP421-2Y(A)2Y-200P063 200 1.7/0.067 38.1/1.50 1666/1120
TP421-2Y(A)2Y-300P063 300 1.7/0.067 43.2/1.70 2455/1650
TP421-2Y(A)2Y-400P063 400 1.8/0.071 48.3/1.90 3229/2170
TP421-2Y(A)2Y-600P063 600 1.9/0.075 58.4/2.30 4791/3220
TP421-2Y(A)2Y-900P063 900 2.1/0.083 71.2/2.80 7082/4759
TP421-2Y(A)2Y-1200P063 1200 2.2/0.087 81.3/3.20 9388/6308
0.9mm Conductor, 1.5mm Insulated Wire
TP421-2Y(A)2Y-25P09 25 1.5/0.059 20.1/0.79 476/320
TP421-2Y(A)2Y-50P09 50 1.5/0.059 28.0/1.10 885/595
TP421-2Y(A)2Y-100P09 100 1.7/0.067 38.1/1.50 1651/1109
TP421-2Y(A)2Y-200P09 200 1.7/0.067 48.3/1.90 3199/2150
TP421-2Y(A)2Y-300P09 300 1.7/0.067 61.0/2.40 4746/3189


Fig 8 Solid PE Insulated & LAP Sheathed (Alpeth) Air Core Cable to GR-421

Cable Code Number
of
Pairs		 Support Messenger
Wire Diameter
mm/inch		 Nominal Sheath
Thickness
mm/inch		 Nominal Overall
Dimension
mm/inch		 Nominal Weight
kg/km / lbs/kft
0.4mm Conductor, 0.75mm Insulated Wire
TP421-2Y(A)2Y-25P04-SS 25 7/6.35 / 7/0.25 1.5/0.059 14.2/0.56 379/255
TP421-2Y(A)2Y-50P04-SS 50 7/6.35 / 7/0.25 1.5/0.059 16.8/0.66 469/315
TP421-2Y(A)2Y-100P04-SS 100 7/6.35 / 7/0.25 1.7/0.067 20.6/0.81 632/425
TP421-2Y(A)2Y-200P04-SS 200 7/6.35 / 7/0.25 1.7/0.067 25.4/1.00 952/640
TP421-2Y(A)2Y-300P04-SS 300 7/6.35 / 7/0.25 1.8/0.071 30.5/1.20 1257/845
0.5mm Conductor, 0.9mm Insulated Wire
TP421-2Y(A)2Y-25P05-SS 25 7/6.35 / 7/0.25 1.5/0.059 16.0/0.63 431/290
TP421-2Y(A)2Y-50P05-SS 50 7/6.35 / 7/0.25 1.5/0.059 19.3/0.76 565/380
TP421-2Y(A)2Y-100P05-SS 100 7/6.35 / 7/0.25 1.7/0.067 24.6/0.97 826/555
TP421-2Y(A)2Y-200P05-SS 200 7/6.35 / 7/0.25 1.7/0.067 30.5/1.20 1317/885
0.63mm Conductor, 1.15mm Insulated Wire
TP421-2Y(A)2Y-25P063-SS 25 7/6.35 / 7/0.25 1.5/0.059 17.8/0.70 513/345
TP421-2Y(A)2Y-50P063-SS 50 7/6.35 / 7/0.25 1.5/0.059 22.4/0.88 714/480
TP421-2Y(A)2Y-100P063-SS 100 7/6.35 / 7/0.25 1.7/0.067 30.5/1.20 1116/750
0.9mm Conductor, 1.5mm Insulated Wire
TP421-2Y(A)2Y-25P09-SS 25 7/6.35 / 7/0.25 1.5/0.059 22.4/0.88 714/480
TP421-2Y(A)2Y-50P09-SS 50 7/6.35 / 7/0.25 1.5/0.059 30.5/1.20 1108/745


Solid PE Insulated & PAP Sheathed Air Core Cable to GR-421

Cable Code Number
of
Pairs		 Nominal Sheath Thickness Nominal Overall
Diameter
mm/inch		 Nominal
Weight
kg/km / lbs/kft
Inner Outer
mm/inch mm/inch
0.4mm Conductor, 0.75mm Insulated Wire
TP421-2Y2Y(A)2Y-50P04 50 1.2/0.047 1.5/0.059 16.0/0.630 275/185
TP421-2Y2Y(A)2Y-100P04 100 1.2/0.047 1.5/0.059 20.0/0.787 446/300
TP421-2Y2Y(A)2Y-200P04 200 1.2/0.047 1.5/0.059 25.0/0.984 781/525
TP421-2Y2Y(A)2Y-400P04 400 1.2/0.047 1.5/0.059 34.0/1.34 1443/970
TP421-2Y2Y(A)2Y-600P04 600 1.6/0.063 2.0/0.079 40.0/1.57 2098/1410
TP421-2Y2Y(A)2Y-900P04 900 1.6/0.063 2.0/0.079 48.0/1.89 3043/2045
TP421-2Y2Y(A)2Y-1200P04 1200 1.6/0.063 2.0/0.079 54.0/2.13 4010/2695
0.5mm Conductor, 0.9mm Insulated Wire
TP421-2Y2Y(A)2Y-25P05 25 1.2/0.047 1.5/0.059 16.0/0.630 251/169
TP421-2Y2Y(A)2Y-50P05 50 1.2/0.047 1.5/0.059 18.0/0.709 380/255
TP421-2Y2Y(A)2Y-100P05 100 1.2/0.047 1.5/0.059 23.0/0.906 640/430
TP421-2Y2Y(A)2Y-200P05 200 1.6/0.063 1.8/0.071 30.0/1.18 1146/770
TP421-2Y2Y(A)2Y-300P05 300 1.6/0.063 1.8/0.071 36.0/1.42 1682/1130
TP421-2Y2Y(A)2Y-400P05 400 1.6/0.063 2.0/0.079 41.0/1.61 2195/1475
TP421-2Y2Y(A)2Y-600P05 600 1.8/0.071 2.3/0.090 49.0/1.93 3215/2160
TP421-2Y2Y(A)2Y-900P05 900 2.0/0.079 2.5/0.098 59.0/2.32 4747/3190
TP421-2Y2Y(A)2Y-1200P05 1200 2.2/0.079 2.7/0.106 67.0/2.64 6198/4165
0.63mm Conductor, 1.15mm Insulated Wire
TP421-2Y2Y(A)2Y-25P063 25 1.2/0.047 1.5/0.059 17.0/0.669 320/215
TP421-2Y2Y(A)2Y-50P063 50 1.2/0.047 1.5/0.059 22.0/0.866 535/360
TP421-2Y2Y(A)2Y-100P063 100 1.2/0.047 1.5/0.059 28.0/1.10 945/635
TP421-2Y2Y(A)2Y-200P063 200 1.6/0.063 2.0/0.079 37.0/1.46 1771/1190
TP421-2Y2Y(A)2Y-400P063 400 1.8/0.071 2.3/0.091 51.0/2.01 3363/2260
TP421-2Y2Y(A)2Y-600P063 600 2.0/0.079 2.5/0.098 62.0/2.44 5015/3370
0.9mm Conductor, 1.5mm Insulated Wire
TP421-2Y2Y(A)2Y-25P09 25 1.2/0.047 1.5/0.059 21.0/0.827 528/355
TP421-2Y2Y(A)2Y-50P09 50 1.2/0.047 1.5/0.059 27.0/1.06 930/625
TP421-2Y2Y(A)2Y-100P09 100 1.6/0.063 2.0/0.079 36.0/1.42 1741/1170
TP421-2Y2Y(A)2Y-200P09 200 1.8/0.071 2.3/0.091 50.0/1.97 3319/2230

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