????:

??????:

乐发500 ????????:VV,VY,VV22,VV23,VV32,VV33

乐发500 ?????????:YJV,YJY,YJV22,YJV23,YJV32,YJV33

? ?:2.5-630mm2

??:Z-,N-,ZN-,WDZ-,WDZN-(??????:ZA,ZB,ZC)

????????:

T:???,?? Copper conductor

L:??? Aluminum conductor

V:?????? PVC insulation

乐发500 YJ:??????? XLPE insulation

Y?(3):????????? PE sheath

乐发500 V?(2):?????? PVC sheath

乐发500 ????:

乐发500 2:????? Double tape armoured

乐发500 3:?????? Fine steel wire armoured

4:??????  Thick steel wire armoured

乐发500 6:???????? Non-magnetic metallic belt armoured

7:???????? Non-magnetic metallic wire armoured

R:??? Soft structure

Z:?? Flame retardant

N:?? Fire-resistant

W:?? Halogen free

D:?? Low smoke

??:

????,??????,?????

????:

乐发500 ???????0.6/1kV?????????????????????

????:

GB/T 12706?GB/T 19666

乐发500 ????:

??:?????????*???

??:??????PVC????XLPE????

乐发500 ??:?????PVC????PE????

乐发500 ????:

乐发500 1?????:U?/ U?0.6/1kV;

2?????:????;????????0?;

乐发500 3?????????????????:

乐发500     PVC??????70?,

乐发500 ?  XLPE??????90?;

乐发500 4????(????????5s)????????:???250?;

5????????: