Polymer Strain Insulators
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Product Details
Cpmposites insulator,All nsulators are manufactured in accordance
to IEC 61952. Quality processes are implemented
as per ISO 9001:2000.
Item description | 11 kV Silicone composite Pin insulator requirements |
Type | Silicone composed pin insulator complete with spindle, nut and washer |
Nominal Voltage (kV) | 11 |
Highest System Voltage (kV) | 12 |
Min Nominal Creepage Distance ( mm ) |
280 |
Min failing load (kN)-Mechanical test |
10 |
Power frequency withstand voltage (one minute) Wet (kV r.m.s) |
28 |
Lightning impulse withstand voltage (kV) peak |
95 |
Material of insulation | High Temperature Vulcanised silicone rubber |
Spindle diameter (mm) | 20 mm |
Previous Type Test Certificate/results/report including ageing test at 5000 hours as per IEC 61109 |
To be submitted together with the bid. |
Routine test results | Tenderer shall provide routine test certificate with delivery of insulators |
Drawings with dimensions | Tenderer shall provide drawings showing the dimensions and tolerances of Insulators offered |
Applicable Standards for insulation and end fittings |
BS 3288 – 2 1997, IEC 61109 |
Altitude above sea level | 1400m |
Operating ambient temperature | -1 to 40 oC |
Relative humidity (Maximum) | 85% |
log embossed /printed on the insulator |
Yes |
S/N |
Detail |
Unit |
Data |
1. | Description |
33kV silicon composite pin insulator for mounting on steel cross arms as per drawing ZAM-GEN-87-E-12904 below |
|
2. | Type |
Silicon composite pin insulators complete with spindle, washer, nut and lock nut |
|
3. | Rated voltage |
kV |
33 |
4. | Highest system voltge |
kV |
36 |
ITE M | Technical Description | Unit | 11kV Silicon Rubber Line Post Insulator with bottom metal fittings complete with spindle for Horizontal Mounting. |
1 | Nominal voltage | kV | 11 |
2 | Highest system voltage | kV | 12 |
3 | Nominal specific Creepage Distance | mm/kV | 25 |
4 | Spindle dimensions | mm | As per figure 1.1 attached |
5 | Insulator dimensions | mm | As per figure 1.0 attached |
6 | Failing load (bend) P0 | kN | 10 |
7 | Failing load (Torsion) | Nm | 1.2 |
8 | Power frequency wet withstand voltage | kV(r.m .s) – one minute |
28 |
9 | Lightning impulse withstand voltage (peak) | kV | 95 |
10 | Max Nominal Diameter of Insulating Part | mm | 210 |
11 | Material of insulating part | High Temperature Vulcanised Silicon rubber |
|
12 | Material of metal parts | Hot dip galvanised steel | |
13 | Applicable Standards | BS 137 IEC 61109 ,IEC61952 ,IEC60815-3 |
|
14 | Altitude above sea level (m) | 1400 | |
15 | Operating ambient temperature (oC) | -1 to 40 | |
16 | Relative humidity (%) | 85 | |
17 | Type test certificates and results to be provided with bid | Yes/No | Yes |
18 | Routine test results/certificates to be provided on delivery | Yes/No | Yes |
19 | Drawings showing dimensions of insulators offered to be provided with bid |
Yes/No | Yes |
20 | log embossed /printed on the insulator |
Yes/N o |
Yes 173 |
Item description | 11 kV Silicone composite Pin insulator requirements |
Type | Silicone composed pin insulator complete with spindle, nut and washer |
Nominal Voltage (kV) | 11 |
Highest System Voltage (kV) | 12 |
Min Nominal Creepage Distance ( mm ) |
280 |
Min failing load (kN)-Mechanical test |
10 |
Power frequency withstand voltage (one minute) Wet (kV r.m.s) |
28 |
Lightning impulse withstand voltage (kV) peak |
95 |
Material of insulation | High Temperature Vulcanised silicone rubber |
Spindle diameter (mm) | 20 mm |
Previous Type Test Certificate/results/report including ageing test at 5000 hours as per IEC 61109 |
To be submitted together with the bid. |
Routine test results | Tenderer shall provide routine test certificate with delivery of insulators |
Drawings with dimensions | Tenderer shall provide drawings showing the dimensions and tolerances of Insulators offered |
Applicable Standards for insulation and end fittings |
BS 3288 – 2 1997, IEC 61109 |
Altitude above sea level | 1400m |
Operating ambient temperature | -1 to 40 oC |
Relative humidity (Maximum) | 85% |
log embossed /printed on the insulator |
Yes |
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