introduce
I. Use
This product is applied to power or electrical household appliances and a variety of mobile or electrical devices and tools with AC rated voltages of Uo / U 450/750V and below
II. Properties:
(I) General rubber sheathed flexible cables: £º
1. This product should comply with GB5023-1997 and JB8735-1998 standards.
2. The long-term allowed working temperature of the cable should not exceed 65 ¡æ;
3. W-type derived cable has the properties of resistance to weather and certain resistance to oil, and suitable to be used outdoors or on the occasion when oil stain is contacted;
4. The finished cable should withstand the voltage experiments stipulated in the following table.
|
|
Experimental conditions
|
Unit
|
Rated Voltage
|
300/300 300/500
|
450/750
|
Length of the sample
|
m
|
Full volume
|
Full volume
|
Temperature
|
¡æ
|
Room temperature
|
Room temperature
|
Experimental voltage
|
v
|
2000
|
2500
|
Voltage regulation time
|
min
|
5
|
5
|
(II) Welding machine cable:
1. This product should comply with GB5023-1997 standard;
2. The long-term allowed working temperature of the cable should not exceed 65 ¡æ;
3. The finished cable should withstand AC 50Hz water immersion voltage tests stipulated in Table A;
4. The finished cable should withstand AC 50Hz water immersion voltage tests stipulated in Table B;
5. The finished cable should withstand the static curve tests stipulated in Table C.
Table A
Sheath Thickness δ
|
Test Voltage V
|
δ≤2.0
|
6000
|
2.0£¼δ≤3.0
|
7000
|
2.5£¼δ≤3.0
|
8000
|
3.0£¼δ≤3.5
|
10000
|
Table B
Experimental conditions
|
Unit
|
Performance requirements
|
Minimum sample length
|
m
|
10
|
Minimum water immersion time
|
h
|
1
|
Water temperature
|
¡æ
|
20±¡¡
|
Value of test voltage
|
v
|
2000
|
Minimum voltage regulation time
|
min
|
5
|
Table C
Conductor nominal cross-section
|
Maximum distance
|
Conductor nominal cross-section
|
Maximum distance
|
10
|
45
|
70
|
55
|
16
|
45
|
95
|
60
|
25
|
45
|
120
|
65
|
35
|
50
|
150
|
70
|
50
|
50
|
185
|
75
|
(III) Type and description of the rubber-sheathed cable:
Type
|
Description
|
Use
|
YQ£¬YQW
|
Light rubber-sheathed flexible cable
|
For a variety of mobile electrical equipment and tools
|
YZ£¬YZW
|
Medium-sized rubber-sheathed flexible cable
|
YC£¬YCW
|
Heavy rubber-sheathed flexible cable
|
YH
|
Natural sheathed welding machine cable
|
For connecting welding machine and electrode holder cable
|
YHF
|
Neoprene adhesive or other equivalent Synthetic adhesive flexible sheathed welding machine cable
|
The production scope of rubber electric cable:
Type
|
Rated voltage
|
Number of cores
|
Conductor nominal cross-section
|
YQ YQW
|
300/500
|
2¡¢3
|
0.3-0.5
|
YZ YZW
|
450/750
|
2¡¢3¡¢4¡¢5
|
0.75-6
|
YC YCW
|
450/750
|
1
|
1.5-400
|
2
|
1.5-95
|
3¡¢4
|
1.5-105
|
5
|
1.5-25
|
YH YHW
|
200
|
1
|
10-120
|
Note: According to users' needs, we can also produce products out of the above specifications
(IV) General rubber sheathed flexible cable long-term allowed current carrying capacity
Working temperature of conducting wire: 65 ¡æ ambient temperature: 25 ¡æ
Cross section of the conducting wire
|
Air laying long-term allowed current carrying capacity
|
YQ¡¢YQW
|
YZ¡¢YZW
|
YC¡¢YCW
|
2 cores
|
3 cores
|
2 cores
|
3 cores
|
4 cores
|
1 cores
|
2 cores
|
3 cores
|
4 cores
|
0.3
|
7
|
6
|
|
|
|
|
|
|
|
0.5
|
11
|
9
|
12
|
10
|
9
|
|
|
|
|
0.75
|
14
|
12
|
14
|
12
|
11
|
|
|
|
|
1
|
|
|
17
|
14
|
13
|
|
|
|
|
1.5
|
|
|
21
|
18
|
18
|
|
|
|
|
2
|
|
|
26
|
22
|
22
|
|
|
|
|
2.5
|
|
|
30
|
25
|
25
|
37
|
30
|
26
|
27
|
4
|
|
|
41
|
35
|
36
|
47
|
39
|
34
|
34
|
6
|
|
|
53
|
45
|
45
|
52
|
51
|
43
|
44
|
10
|
|
|
|
|
|
75
|
74
|
63
|
63
|
16
|
|
|
|
|
|
112
|
98
|
84
|
84
|
25
|
|
|
|
|
|
148
|
135
|
115
|
116
|
35
|
|
|
|
|
|
183
|
167
|
142
|
143
|
50
|
|
|
|
|
|
226
|
208
|
176
|
177
|
70
|
|
|
|
|
|
289
|
259
|
224
|
224
|
95
|
|
|
|
|
|
353
|
318
|
273
|
273
|
120
|
|
|
|
|
|
415
|
371
|
316
|
316
|
|
|
|
|
|
ÉÏһƪ£ºWater immersion AC voltage test nanyang
ÏÂһƪ£ºCOLANCHAIN-HiFLEX 659 PUR