ANSI Porcelain Line Post Insulator

• Customization: Available
• Application: High-voltage
• Material: Porcelain
• Model NO.: ANSI
• Structure: Post Insulator
• Type: A Type Insulator
• Usage: High Voltage Power Transmission, Insulation, Electrical Installation
• Connection Method: Trough Type
• Size of Bearing Capacity: 60KN
• Certification: ISO9001
• Color: White
• Brand: Cowinelec, OEM or ODM
• Transport Package: Wooden Case
• Specification: Customized
• Trademark: COWINELEC, OEM or ODM
• Origin: Zhejing China
• HS Code: 85462090
• Production Capacity: 100000 Per Month

Product Description

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