ZSW
High-voltage
Porcelain
Post Insulator
A Type Insulator
High Voltage Power Transmission
Trough Type
ISO9001
Brown
HEMG
Wooden
132KV
China
Product Description


Test Report for Type ZSW-132/6-4 Post Insulator
Produce name | Rod type post insulator | Type | ZSW-132/6-4 |
Manufacturer | HEMG | Test type | Sampling test |
Sample number | 3 | Sample data | 2008/06/23 |
Sampling cardinal number | 21 | Lot number | 2008/6 |
Standard | IEC168 and product drawing | ||
Test item |
| ||
Test result | The test item of this lot product is 6, all the test result meeting the IEC168 standard and drawing requirement, and qualified. | ||
Remarks |
- Dimension and the creepage distance (unit mm)
Sample serial number | Height | Creepage distance | Top part installation dimension | Bottom part installation dimension |
1 | 1200 | 3922 | 4*M12-¢140 | 4-¢18 - ¢225 |
2 | 1201 | 3918 | 4*M12-¢140 | 4-¢18 - ¢225 |
3 | 1200 | 3932 | 4*M12-¢140 | 4-¢18 - ¢225 |
Required value | 1200±2 | 3910 | 4*M12-¢140 | 4-¢18 - ¢225 |
- Temperature cycling test
- Zinc coating test
Serial number | Min value of one sample | Min value of one sample | Average value | |||
Upper accessory | Lower accessory | Upper accessory | Lower accessory | Upper accessory | Lower accessory | |
1 | 72 | 78 | 90 | 89 | 89 | 88 |
2 | 74 | 75 | 89 | 88 | ||
3 | 72 | 76 | 88 | 87 | ||
Required value | ≮60 | ≮72 | ≮86 |
- Bending failing load test
Serial number | Failing load value kN | Failing status |
1 | 7.8 | Porcelain fracture |
2 | 7.5 | Porcelain fracture |
Required value | ≥6 | / |
,Torsion failing load test
Serial number | Failing load value kN.m | Failing status |
3 | 3 | Porcelain not fracture |
Required value | ≥2 | / |
, Porosity test
Take each block porcelain from 6#-8# that after item 4 test, total is 3 blocks, applied pressure is 20 MPa 1% magenta alcohol solution, duration is 9h, for the product of pressure and time is 180 MPa.h pressure infiltration test ,blocks no infiltration phenomenon, qualified.