TFM-70 (CTM) 450/750 V 2-18 AWG

Description

Description

Standards

  • Product
    IEC 60227-1; IEC 60228; NTP 370.252
  • Test
    IEC 60332-1-2; IEC 60811-401; IEC 60811-409; IEC 60811-501; IEC 60811-504; IEC 60811-505; IEC 60811-506; IEC 60811-509; UL 2556
  • National
    NTP 370.250

 

Application:

For lamps or fixed apparatus that can be displaced. Example: blender, mixers, refrigerators.

 

Construction:

1. Conductor: Flexible soft copper, class 5.

2. Insulation: Flexible compound polyvinyl chloride PVC.

 

Main characteristics:

Resistance to moisture. Flame retardant.

Gauge:

From 20 AWG up to 10 AWG.

Marking:

PERU INDECO S.A. TFM-70 (CTM) - 2-Gauge - 450/750 V - Year - Sequential length.

Packing:

In 100-meter standard coils.

Colour:

White.

 

National standards

NTP 370.250: Conductors of insulated cables.

NTP 370.252: Thermoplastic and thermoset insulated cables of rated voltages up to and including 450/750 V.

International standards

IEC 60228: Conductors of insulated cables.

IEC 60227-1: Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V - General requirements.

IEC 60332-1-2: Test for vertical flame propagation for a single insulated wire or cable - Procedure for 1 kW pre-mixed flame.

UL 2556: Wire and Cable Test Methods. Section 9.3: FT1 (Vertical-Specimen) Flame Test.

IEC 60811-401: Thermal ageing methods. Ageing in an air oven.

IEC 60811-409: Miscellaneous tests. Mass loss test for thermoplastic insulations and covers.

IEC 60811-501: Tests for determining the mechanical properties of insulating and sheating compounds.

IEC 60811-504: Tests at low temperature.

IEC 60811-505: Tests at low temperature.

IEC 60811-506: Tests at low temperature.

IEC 60811-508: Pressure test at high temperature for insulation and sheaths.

IEC 60811-509: Test for resistance of insulations and sheaths to cracking.

Calculation of Current Condition L.V.; 70°C

CALCULATION OF CURRENT CONDITION

Maximum conductor temperature : 70°C
Ambient air temperature : 30°C
 

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Soft copper
Conductor flexibility
Class 5
Insulating material
PVC
Sheath colour
White
Lead free
Yes
Conductor shape
Circular

Dimensional characteristics

Dimensional characteristics

Conductor cross-section (AWG/KCMIL)
18
Conductor diameter
1.17 mm
Minimum insulation thickness
0.8 mm
Width
5.8 mm
Height
2.8 mm
Approximate weight
29 kg/km
Number of cores
2

Electrical characteristics

Electrical characteristics

Rated Voltage Uo/U (Um)
450/750 V
Dielectric strength
2.5 kV
Time of application Dielectric strength core to screen AC
5 min.
Max. DC resistance of the conductor at 20°C
23 Ohm/km
Nominal capacitance
525.0 pF/m
Perm current rating in air 30°C
10 A

Mechanical characteristics

Mechanical characteristics

Cable flexibility
Flexible

Usage characteristics

Usage characteristics

Flame retardant
IEC 60332-1-2; FT1
Maximum operating temperature
70 °C
Overload maximum core temperature
100 °C
Short-circuit max. conductor temperature
160 °C
Oil resistance
Good
Reference
02

Resources

Resources

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