series UM A
Multiconductors Shielded Cable
Electronic instrumentation circuits. Intrinsically safe circuits. Gas and/or fluid leak detection systems. Pressure, temperature and volume measuring and monitoring equipment. Alarm signal monitoring. Installed in conduits, trays, cable ladders, in direct open air or indoors, buried in a trench or in ducts.
Features
Temperature rating: 105°C
Voltage rating: 300 Volt
Construction requirements: UL 13 PLTC type - UL 2250 ITC type
Conductor requirements: ASTM B8 Class B
Conductor: Annealed electrolytic copper, 7-wire stranding
Insulation: PVC
Assembly: Conductors gathered in a crown + polyester tape
Shield: Aluminum-polyester tape with tinned copper drain wire
Sheath: Flame retardant PVC, sunlight, and hydrocarbons resistant
Fire requirements: As per UL 1685
Hydrocarbons requirements: NFC 32-200 – ASTM D
Oils requirements: As per ICEA S 73-532
Outdoors requirements: As per UL 2556 (UV rays)
NEC Code (NFPA 70): Art. 725 PLTC – Art. 727 ITC– Art. 501 classified areas CL1 Div.2 y Cl2 Div.2
Fire-retardant
Hydrocarbon resistant
Mineral oil resistant
UV resistant
Refinery use
Tray cable
Identification
| Standard | |
|---|---|
| Conductors | |
| Multiconductors |  numbered conductors |
Instalation
Constructive variants
The information provided corresponds to the standard version, and different alternatives of insulation and / or covering can be used upon request. Instrumentation cables can be manufactured under a different standard, such as ICEA S 73-532, complying with other electrical and dimensional parameters.
ELECTRICAL CHARACTERISTICS
| Description | Unit | 20AWG | 18AWG | 16AWG | 14AWG |
|---|---|---|---|---|---|
| Electrical resistance in D.C. at 20°C | Ohm/km | 34.99 | 22.3 | 13.97 | 8.76 |
| Mutual Capacitance between conductors | pF/m | 120 | 110 | 130 | 140 |
| Mutual inductance between conductors | uH/Km | 588 | 641 | 544 | 553 |
pF/m = Mutual Capacitance between conductors, expressed in picofarad per meter / uH/km = Mutual inductance between conductors, expressed in microhenry per kilometer.
DIMENSIONS & WEIGHT
| N° Conductors | AWG | External diameter mm | Weight kg/km | Code | Mat Number |
|---|---|---|---|---|---|
| 2 | 20 | 5.1 | 37 | UM-A 2x20 | 810032050 |
| 3 | 5.4 | 45 | UM-A 3X20 | 810032060 | |
| 4 | 5.8 | 53 | UM-A 4X20 | 810032070 | |
| 5 | 6.2 | 62 | UM-A 5x20 | 810032080 | |
| 6 | 6.7 | 71 | UM-A 6X20 | 810032090 | |
| 7 | 6.7 | 77 | UM-A 7X20 | 810032100 | |
| 9 | 8.0 | 100 | UM-A 9X20 | 810032110 | |
| 12 | 8.8 | 124 | UM-A 12X20 | 810032120 | |
| 15 | 9.6 | 148 | UM-A 15X20 | 810032130 | |
| 18 | 10.6 | 182 | UM-A 18X20 | 810032140 | |
| 21 | 11.1 | 206 | UM-A 21X20 | 810032150 | |
| 24 | 12.2 | 233 | UM-A 24X20 | 810032160 | |
| 27 | 12.4 | 254 | UM-A 27X20 | 810032170 | |
| 30 | 12.8 | 277 | UM-A 30X20 | 810032180 | |
| 32 | 13.2 | 293 | UM-A 32X20 | 810032190 | |
| 36 | 13.7 | 322 | UM-A 36X20 | 810032200 | |
| 2 | 18 | 5.9 | 50 | UM-A 2x18 | 810032210 |
| 3 | 6.2 | 62 | UM-A 3X18 | 810032220 | |
| 4 | 6.7 | 74 | UM-A 4X18 | 810032230 | |
| 5 | 7.5 | 91 | UM-A 5x18 | 810032240 | |
| 6 | 8.1 | 105 | UM-A 6X18 | 810032250 | |
| 7 | 8.1 | 115 | UM-A 7X18 | 810032260 | |
| 9 | 9.3 | 143 | UM-A 9X18 | 810032270 | |
| 12 | 10.8 | 190 | UM-A 12X18 | 810032280 | |
| 15 | 11.8 | 228 | UM-A 15X18 | 810032290 | |
| 18 | 12.4 | 262 | UM-A 18X18 | 810032300 | |
| 21 | 12.9 | 298 | UM-A 21X18 | 810032310 | |
| 24 | 14.3 | 337 | UM-A 24X18 | 810032320 | |
| 27 | 14.6 | 370 | UM-A 27X18 | 810032330 | |
| 30 | 15.1 | 404 | UM-A 30X18 | 810032340 | |
| 32 | 16.1 | 446 | UM-A 32X18 | 810032350 | |
| 36 | 16.7 | 492 | UM-A 36X18 | 810032360 | |
| 2 | 16 | 6.5 | 63 | UM-A 2x16 | 810032370 |
| 3 | 6.8 | 80 | UM-A 3X16 | 810032380 | |
| 4 | 7.7 | 103 | UM-A 4X16 | 810032390 | |
| 5 | 8.3 | 121 | UM-A 5x16 | 810032400 | |
| 6 | 9.0 | 140 | UM-A 6X16 | 810032410 | |
| 7 | 9.0 | 156 | UM-A 7X16 | 810032420 | |
| 9 | 10.9 | 207 | UM-A 9X16 | 810032430 | |
| 12 | 12.0 | 260 | UM-A 12X16 | 810032440 | |
| 15 | 13.2 | 314 | UM-A 15X16 | 810032450 | |
| 18 | 13.9 | 364 | UM-A 18X16 | 810032460 | |
| 21 | 14.6 | 416 | UM-A 21X16 | 810032470 | |
| 24 | 16.6 | 491 | UM-A 24X16 | 810032480 | |
| 27 | 17.0 | 540 | UM-A 27X16 | 810032490 | |
| 30 | 17.6 | 591 | UM-A 30X16 | 810032500 | |
| 32 | 18.2 | 626 | UM-A 32X16 | 810032510 | |
| 36 | 18.9 | 693 | UM-A 36X16 | 810032520 | |
| 2 | 14 | 8.0 | 93 | UM-A 2x14 | 810032530 |
| 3 | 8.5 | 120 | UM-A 3X14 | 810032540 | |
| 4 | 9.2 | 148 | UM-A 4X14 | 810032550 | |
| 5 | 10.5 | 189 | UM-A 5x14 | 810032560 | |
| 6 | 11.4 | 219 | UM-A 6X14 | 810032570 | |
| 7 | 11.4 | 245 | UM-A 7X14 | 810032580 | |
| 9 | 13.3 | 307 | UM-A 9X14 | 810032590 | |
| 12 | 14.7 | 390 | UM-A 12X14 | 810032600 | |
| 15 | 16.7 | 493 | UM-A 15X14 | 810032610 | |
| 18 | 17.6 | 574 | UM-A 18X14 | 810032620 | |
| 21 | 18.5 | 658 | UM-A 21X14 | 810032630 | |
| 24 | 20.5 | 748 | UM-A 24X14 | 810032640 | |
| 27 | 20.9 | 826 | UM-A 27X14 | 810032650 | |
| 30 | 21.7 | 907 | UM-A 30X14 | 810032660 | |
| 32 | 23.0 | 989 | UM-A 32X14 | 810032670 | |
| 36 | 23.9 | 1096 | UM-A 36X14 | 810032680 |