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70 KN 120 KN 160 KN High Voltage Insulator 11 KV 33 KV Ceramic Disc Insulator

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70 KN 120 KN 160 KN High Voltage Insulator 11 KV 33 KV Ceramic Disc Insulator

Name: 70 KN 120 KN 160 KN High Voltage Insulator 11 KV 33 KV Ceramic Disc Insulator
Brand: MacweyTEK
Price: 8 USD

Buy cheap 70 KN 120 KN 160 KN High Voltage Insulator 11 KV 33 KV Ceramic Disc Insulator product

Brand Name : MacweyTEK

Model Number : U120B

Certification : IEC

Place of Origin : China

MOQ : 10 pcs

Price : $8

Payment Terms : T/T

Supply Ability : 100000

Delivery Time : 15 days

Packaging Details : carton

Name : High Voltage Insulator

Mechanical Load : 70kN/120kN/160kN

Rated Voltage : 11kV/33kV

Material & Type : Porcelain/Ceramic, Suspension Insulator

Dimensions & Creepage Distance : φ255mm×146mm

Application : High Voltage Power Transmission & Distribution

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70 KN 120 KN 160 KN Porcelain Disc Insulator 11 KV 33 KV Electric High Voltage Ceramic Suspension Insulators

The U120B porcelain disc insulator has a mechanical load capacity of 120 kN, a nominal diameter of 255 mm, a height of 146 mm, and a creepage distance of 320 mm. Its power frequency puncture voltage is 110 kV.

U120B Porcelain Disc Insulator Drawing and Specifications

Items	Data
1. Leakage distance	320mm
2. Coupling size	R/IEC 120 20
3. Power frequency puncture voltage	110kV
4. Power frequency withstand voltage
Dry	70kV
Wet	40kV
5.Rated E&M failing load	120kV
6.Radio-influence voltage data
1) Test voltage to ground	10kV
2)Maximum RIV at 1000KHz	50μV
7. Rated E&M failing load	120kN
8. Tension proof load	60kN

70 KN 120 KN 160 KN High Voltage Insulator 11 KV 33 KV Ceramic Disc Insulator

IEC Class	U120B	U160BM	U160BL	U210B	U240B	U300B
Coupling size	16	20	20	20/24	24	24
Diameter (mm)	255	280	280	280	280	280
Spacing (mm)	146	155	170	170	170	195
Creepage distance (mm)	320	350	380	380	405	390
Combined M&E strength (kN)	120	160	160	210	240	300
Impact strength (N.m)	10	10	10	11.3	11.3	11.3
Routine proof test load (kN)	60	80	80	105	120	150
Power frequency dry withstand voltage (kV)	70	75	75	75	75	75
Power frequency wet withstand voltage (kV)	40	42	42	42	45	45
Dry lightning impulse withstand voltage (kV)	100	110	110	110	110	130
Power frequency puncture voltage (kV)	110	110	110	120	120	130
Test voltage RMS to ground (kV)	10	10	10	10	10	10
Maximum RIV at 1000kHz (kV)	50	50	50	50	50	50
Net weight,approximate (kg)	5.6	7.4	7.8	10.4	11.1	14.3

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