5. ÑAËC TÍNH KYÕ THUAÄT CUÛA DAÂY.

    TECH. CHARACTERISTICS OF WIRE.

-    Nhieät ñoä laøm vieäc daøi haïn cho pheùp cuûa ruoät daãn laø 70^OC.

-    Maximum conductor temperatures for normal operation is 70^OC.

-    Nhieät ñoä cöïc ñaïi cho pheùp cuûa ruoät daãn khi ngaén maïch trong thôøi gian khoâng quaù 5 giaây laø 160 ^OCø:

-    Maximum conductor temperatures for short-circuit (5s maximum duration) is 160^OC:

 
5.1-ÑAËC TÍNH KYÕ THUAÄT CUÛA DAÂY

VC – 300/500 V

THEO TCVN 6610-3/IEC 60227-3

TECH. CHARACTERISTICS OF

VC – 300/500 V

ACCORDING TO TCVN 6610-3/IEC 60227-3

Ruoät daãn-Conductor

Chieàu daøy caùch

ñieän danh ñònh

Ñöôøng kính toång

gaàn ñuùng (*)

Khoái löôïng daây

gaàn ñuùng (*)

Tieát dieän

danh ñònh

Keát caáu

Ñieän trôû DC toái ña

ôû 20⁰C

Nominal

Area

Structure

Max. DC resistance at 20⁰c

Nominal thickness of insulation

Approx.

overall diameter

Approx. mass

mm²

N⁰ /mm

W/km

mm

mm

kg/km

0,5

1/0,80

36,0

0,6

2,0

8

0,75

1/0,97

24,5

0,6

2,2

11

1

1/1,13

18,1

0,6

2,3

14

5.2-ÑAËC TÍNH KYÕ THUAÄT CUÛA DAÂY

VC – 450/750 V

THEO TCVN 6610-3/IEC 60227-3

TECH. CHARACTERISTICS OF

VC – 450/750 V

ACCORDING TO TCVN 6610-3/IEC 60227-3