Dräger Junction Box Ex d Instrucciones De Montaje página 15

6 Cable specifications
Cables must be designed for the intended ambient temperature.
Cores
Covering
Outer diameter for cable gland
(PointGard 3xx0, PIR 7x00)
Core cross-section
1) Does not apply to PIR 7x00 sensors. 5-core field wiring must be used for PIR 7x00 sensors.
6.1 Cable lengths
Polytron 5x00/8xx0 or PointGard 3xx0 with remote EC/IR sensor
1)
Max. 30 m /100 feet
Polytron 8200 with remote CAT DQ sensor
Tinned copper wire, class 5/6 in acc. with IEC 60228 / VDE 0295
Values include a safety margin of 10 %.
AWG 21 20
0.5 0.75
2
mm
122 °F Feet 121 184
50 °C
m 37 56
68 °F Feet 135 203
20 °C
m 41 62
1) Does not apply to PIR 7x00 sensors that are directly connected to a controller.
Assembly instructions |
Junction Box Ex d
1)
3 or 5, braid
≥ 80 %
6-12 mm / 0.2 in - 0.47 in
0.2 mm² - 2.5 mm² /
AWG 24 - 14
18 16 13
1 1.5 2.5
243 354 590
74 108 180
272 397 663
83 121 202
Bare copper wire, class 2 in acc. with IEC 60228 / VDE 0295
Values include a safety margin of 10 %.
AWG 21 20
0.5 0.75
2
mm
122 °F Feet 135 200
50 °C
m 41 61
68 °F Feet 151 223
20 °C
m 46 68
Polytron 8200 with remote CAT LC sensor
Tinned copper wire, class 5/6 in acc. with IEC 60228 / VDE 0295
Values include a safety margin of 10 %.
AWG 21 20
2 0.5 0.75
mm
122 °F Feet 43 46
50 °C
m 6 8
68 °F Feet 43 48
20 °C
m 6 9
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Cable specifications
18 16 13
1 1.5 2.5
269 400 656
82 122 200
302 449 735
92 137 224
18 16 13
1 1.5 2.5
52 63 82
11 17 28
55 64 88
13 18 31
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