1.Creepage: 305mm
2.Nini Cantilever Failing Load Upright: 9kN
Underhung: 4.5kN
Minimum Tension Failing Load: 22.7kN
Minimum Torsion Failing Load:0.8kN.m.
Minimum compression Failing Load: 45.5kN
3.Wet Power Frequency withstand vol.: 45kV
Lighting Impulse withstand vol.: 110kV
Lighting impulse flashover voltage,Positive: 115kV
Negative:125kV
4.Radio influnce voltage:
test voltage to ground: 10kV
Max RiV at 1000kHz: 80uV
5. ANSI C29.8 standard
weight: 5.5kgs.
ANSI Class |
TR-202 |
TR-205 |
TR-208 |
TR-210 |
TR-214 |
TR-216 |
Creepage Distance mm |
267 |
394 |
610 |
940 |
1092 |
1829 |
Cantilever Strength kN |
8.9 |
8.9 |
8.9 |
8.9 |
8.9 |
6.7 |
Tensile Strength kN |
38 |
38 |
44.5 |
53 |
62 |
71 |
Torsion Strength N. m |
678 |
791 |
904 |
1130 |
1356 |
1695 |
Compression Strength kN |
44.5 |
44.5 |
44.5 |
66.7 |
66.7 |
111 |
Low Frequency Flashover Voltage |
Dry Flashover kv |
60 |
85 |
110 |
145 |
170 |
235 |
Wet Flashover kv |
40 |
55 |
75 |
100 |
125 |
180 |
Critical Impulse Flashover Voltage |
Pos. kv |
105 |
125 |
170 |
225 |
280 |
390 |
Neg. kv |
120 |
200 |
250 |
290 |
340 |
475 |
WetLow Frequency Withstand voltag |
Dry Withstand kv |
36 |
50 |
70 |
95 |
120 |
175 |
Wet Withstand kv |
30 |
45 |
60 |
80 |
100 |
145 |
Impulse Withstand Voltage kv |
95 |
110 |
150 |
200 |
250 |
350 |
Net Weight Each Approx. kg |
4.5 |
7 |
11 |
16 |
21 |
30 |
Type |
|
TR-286 |
TR-288 |
TR-308 |
TR-316 |
Figure No. |
|
1 |
2 |
3 |
4 |
Creepage distance |
mm |
2515 |
2946 |
4191 |
5029 |
Cantilever strength |
KN |
7.56 |
6.23 |
6.45 |
5.56 |
Tension strength |
KN |
89 |
89 |
111 |
111 |
Torsion strength |
N.m |
4520 |
4520 |
10170 |
10170 |
Compression strength |
KN |
267 |
267 |
333 |
333 |
Power frequency flashover voltage |
Dry KV |
385 |
435 |
575 |
660 |
Wet KV |
285 |
335 |
475 |
570 |
Critical impulse flashover voltage |
Postive KV |
610 |
710 |
1010 |
1010 |
Negative KV |
780 |
900 |
1240 |
1250 |
Power frequency withstand voltage |
Dry KV |
280 |
335 |
465 |
545 |
Wet KV |
230 |
275 |
385 |
455 |
Impulse withstand voltage |
KV |
550 |
650 |
900 |
1050 |
Net weight |
kg |
60 |
70 |
120 |
150 |
Applicable standard |
ANSI |
Cowin Electrical Co., Ltd, is located in the largest manufacturing base of low-voltage electric equipment of Liushi China, which is called "the Electric Device Metropolis of China".
Cowin Electrical Co., Ltd is a leading company in the electrical indutry, import and export trade.
Cowin regards quality of products as life. We have standard Management System. We produce and widely sell over 300 series, more than 10000 types in high-and-low voltage electrical device, complete equipment, power transformer, cable and wire, instrument and meter, welding equipment, which are praised by all users. A number of new independent intellectual property right, intelligent appliances is moving into the market.
We are keeping our business principles for "Approaching the first-class management, producing the first-class products, providing the first-class service". All Cowin staffs are working hard and constantly innovate. Honest Cowin are welcome to all users to fighting a better tomorrow hand in hand.
We main produce HV Dropout Fuse, Lightning Arrestor, Isolate Switch, Poleline Hareware,solar photovoltaic fittings,etc. Welcome to contact us for business.
DONNE JIANG
Cowin Electrical Co., Ltd