Household electrical wires are manufactured according to TCVN 6610-3:2000 (IEC 60227-3) and TCVN 6610-5:2014 (IEC 60227-5).

Household electrical wire

Brief content of regulations on civil wires in TCVN 6610-3 and TCVN 6610-5 is as follows:

1. TCVN 6610-3: 2000

• Single-core unsheathed cable with solid conductor and conductor temperature of 70 degrees Celsius for internal installation (6610 TCVN 05 or 227 IEC 05): Rated voltage up to 300/500V, number of conductors 1 and grade 1 conductors (solid 1-stranded rigid conductor), PVC/C insulation thickness from 0.6mm, average outer diameter from 1.9mm, maximum conductor temperature in normal use is 70 degrees Celsius;
• C pressure is not jacketed cores with conductor soft and temperature conductor is 70 degrees C for installation inside (6610 ISO 06 or 227 IEC 06): nominal voltage 300 / 500V, the number of conductor 1 and class 5 conductors (soft conductors), PVC/C insulation thickness from 0.6mm, average outer diameter from 2.1mm, maximum conductor temperature in normal use is 70 degrees Celsius;

2. TCVN 6610-5: 2014 (PVC insulated flexible wire)

• Flat tinsel residential electrical wire (6610 TCVN 41/60227 IEC 41): Nominal voltage 300/300V, 2 conductors, insulation thickness PVC or PVC/D 0.8mm;
• Flexible core civil wire for indoor decorative lighting (6610 TCVN 43/60227 IEC 43): Rated voltage 300/300V, number of conductors 1 and 6 conductors (softer than class 5 conductors) , the average insulation thickness of PVC or PVC/D is 0.7mm;
• Residential electrical wire with light PVC sheath (6610 TCVN 52/60227 IEC 52): Rated voltage 300/300V, 2 and 3 class 5 conductors (soft conductors), average PVC or PVC/D insulation 0.5 mm; average sheath thickness 0.6mm;
• Common PVC-sheathed flexible core residential electrical wire (6610 TCVN 53 or 60227 IEC 53): Rated voltage 300/500V, number of conductors from 2 to 5 and class 5 conductors, PVC or PVC insulation/ D average from 0.6mm; average thickness of PVC or PVC/ST5 sheath from 0.8mm;
• Flexible core residential electrical wire with a lightweight PVC sheath, heat resistant for conductors with a maximum temperature of 90 degrees Celsius (6610 TCVN 56 or 60227 IEC 56): Rated voltage 300/300V, number of conductors from 2 – 3 and class 5 conductor, average 0.5mm PVC or PVC/E insulation; average thickness of PVC or PVC/ST10 sheath 0.6mm;
• Common heat-resistant PVC-sheathed flexible-core civil wire for conductors with a maximum temperature of 90 degrees Celsius (6610 TCVN 57 or 60227 IEC 57): Rated voltage 300/500V, number of conductors from 2 – 5 and class 5 conductor, average 0.6mm PVC or PVC/E insulation; average PVC or PVC/ST10 sheath thickness from 0.8mm.