series UM A

300 Volt

Cu 20 up to 14 AWG

PVC 105°C / PVC

UL 13 PLTC

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

Installation temperature

Over conductors

Minimum bend radius

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.

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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
2	20	5.1	37	UM 0220 A
3		5.4	45	UM 0320 A
4		5.8	53	UM 0420 A
5		6.2	62	UM 0520 A
6		6.7	71	UM 0620 A
7		6.7	77	UM 0720 A
9		8.0	100	UM 0920 A
12		8.8	124	UM 1220 A
15		9.6	148	UM 1520 A
18		10.6	182	UM 1820 A
21		11.1	206	UM 2120 A
24		12.2	233	UM 2420 A
27		12.4	254	UM 2720 A
30		12.8	277	UM 3020 A
32		13.2	293	UM 3220 A
36		13.7	322	UM 3620 A
2	18	5.9	50	UM 0218 A
3		6.2	62	UM 0318 A
4		6.7	74	UM 0418 A
5		7.5	91	UM 0518 A
6		8.1	105	UM 0618 A
7		8.1	115	UM 0718 A
9		9.3	143	UM 0918 A
12		10.8	190	UM 1218 A
15		11.8	228	UM 1518 A
18		12.4	262	UM 1818 A
21		12.9	298	UM 2118 A
24		14.3	337	UM 2418 A
27		14.6	370	UM 2718 A
30		15.1	404	UM 3018 A
32		16.1	446	UM 3218 A
36		16.7	492	UM 3618 A
2	16	6.5	63	UM 0216 A
3		6.8	80	UM 0316 A
4		7.7	103	UM 0416 A
5		8.3	121	UM 0516 A
6		9.0	140	UM 0616 A
7		9.0	156	UM 0716 A
9		10.9	207	UM 0916 A
12		12.0	260	UM 1216 A
15		13.2	314	UM 1516 A
18		13.9	364	UM 1816 A
21		14.6	416	UM 2116 A
24		16.6	491	UM 2416 A
27		17.0	540	UM 2716 A
30		17.6	591	UM 3016 A
32		18.2	626	UM 3216 A
36		18.9	693	UM 3616 A
2	14	8.0	93	UM 0214 A
3		8.5	120	UM 0314 A
4		9.2	148	UM 0414 A
5		10.5	189	UM 0514 A
6		11.4	219	UM 0614 A
7		11.4	245	UM 0714 A
9		13.3	307	UM 0914 A
12		14.7	390	UM 1214 A
15		16.7	493	UM 1514 A
18		17.6	574	UM 1814 A
21		18.5	658	UM 2114 A
24		20.5	748	UM 2414 A
27		20.9	826	UM 2714 A
30		21.7	907	UM 3014 A
32		23.0	989	UM 3214 A
36		23.9	1096	UM 3614 A