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Single Suspension, Double Suspension, Single Tension, Double Tension, Earthwire Tension Clamp Assembly, PG Clamp, T-Connector, Pad Clamp, Cleat Clamp. Suspension/Tension String Hardware used in sub-stations can be mounted on towers or structures available in sub-stations as per conductor configrations (Single/Twin/Triple/Quad/Hexa/Octa). String Hardware components conform to IS: 2486 Standard.
String Hardware and Earth Wire Accessories for sub-stations are manufactured as per IS: 2486 and suitable for different voltage ratings and conductor configurations (Single/Twin/Triple/Quad/Hexa). String hardware products are approved by different utilities all over India.
- Used in High Voltage Sub-stations.
- Suitable for different load and site requirements
- Suitable for different insulator coupling sizes
- Withstands severe operational conditions
- Type tested with different Insulator combinations for 33 kV, 110 kV, 220 kV, 400 kV and 765 kV ratings
- more...
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Specifications
|
Si. No. |
String Hardware |
Anchoring |
Conductor Configuration |
Type of Clamp |
|---|---|---|---|---|
|
1 |
Single Suspension |
Single Anchoring |
Single / Twin / Triple / Quad / Hexa / Octa |
Through / Drop Type Suspension Clamp |
|
2 |
Double Suspension |
Single / Double Anchoring |
Single / Twin / Triple / Quad / Hexa / Octa |
Through / Drop Type Suspension Clamp |
|
3 |
Single V Suspension |
Double Anchoring |
Single / Twin / Triple / Quad / Hexa / Octa |
Through / Drop Type Suspension Clamp |
|
4 |
Double V Suspension |
Double Anchoring |
Single / Twin / Triple / Quad / Hexa / Octa |
Through / Drop Type Suspension Clamp |
|
5 |
Single Tension |
Single Anchoring |
Single / Twin / Triple / Quad / Hexa / Octa |
Bolted Type Tension Clamp |
|
6 |
Double Tension |
Single / Double Anchoring |
Single / Twin / Triple / Quad / Hexa / Octa |
Bolted Type Tension Clamp |
|
7 |
Triple Tension |
Single / Triple Anchoring |
Single / Twin / Triple / Quad / Hexa / Octa |
Bolted Type Tension Clamp |
Technical Information
|
SL. No. |
Description |
Unit |
Value Guaranteed by the Bidder |
|||
|---|---|---|---|---|---|---|
|
1. |
Type |
Bolted type |
||||
|
2. |
Reference standards |
IS 2486 |
||||
|
3. |
Voltage Class |
33 / 110 / 132 / 220 / 400 / 765 kV |
||||
|
4. |
Variants |
Single Suspension |
Double Suspension |
Single Tension |
Double Tension |
|
|
5. |
Anchoring |
Single Anchoring |
Double Anchoring (Spacing – 450 / 330 mm) |
Single Anchoring |
Double Anchoring (Spacing – 450 / 330 mm) |
|
|
6. |
Insulator Coupling |
24/20/16 mm Ball & Socket - IS: 2486 (Part-II) |
||||
|
7. |
Material: |
|||||
|
a) |
Ferrous Parts |
Mild Steel / Forged Steel (Hot Dip Galvanized) |
||||
|
b) |
Bolts, Nuts & Plain Washers |
Hot Dip Galvanized Steel |
||||
|
c) |
Spring Washers |
Electro Galvanized Steel |
||||
|
d) |
Split Pin / R-clip |
Stainless Steel |
||||
|
e) |
Suspension (Through/Drop) Clamps/ Bolted Type Tension Clamps |
Alu. Alloy: Gr.4600 as per IS: 617 |
||||
|
8. |
Ultimate Strength: |
|||||
|
a) |
Complete Assembly |
KN |
120 / 210 |
|||
|
b) |
Anchor Shackle |
KN |
120 / 210 |
|||
|
c) |
H. H. Ball Link/Ball Link |
KN |
120 / 210 |
|||
|
d) |
Socket Clevis |
KN |
120 / 210 |
|||
|
e) |
Clevis Clevis |
KN |
120 / 210 |
|||
|
f) |
Strap |
KN |
70 |
|||
|
g) |
Clevis Eye |
KN |
70 |
|||
|
h) |
Twisted Eye Link/Eye Link |
KN |
70 |
|||
|
i) |
Yoke Plate |
KN |
120 / 210 |
|||
|
j) |
Turn Buckle (Clevis Eye Type) / Turn Buckle (Clevis Clevis Type) |
KN |
70 |
|||
|
k) |
Arcing Horn / Grading Ring / Corona Control Ring |
KN |
1.5 |
|||
|
l) |
Drop/Through Type Susp. Clamp |
KN |
70 |
|||
|
m) |
Bolted Type Tension Clamp |
KN |
70 |
|||
|
9. |
Sub-conductor Spacing |
mm |
250 / 450 |
|||
|
10. |
Suitable for Conductor |
Twin / Quad |
||||
|
ACSR Moose / ACSR Bersimis / AAC Bull |
||||||
|
11. |
Earth Wire Accessories: |
|||||
|
a) |
Type of Clamps |
Bolted type |
||||
|
b) |
Material of Clamps |
MCI / Mild Steel (HDG) |
||||
|
12. |
Min. No. of dips in standard test ferrous parts can withstand |
Spring Washer: 3 dips Fasteners: 4 dips All other ferrous parts: 6 dips |
||||
|
13. |
Packing details |
Standard Wooden Box Packing |
||||
Certifications
CPRI
ERDA
TISCON
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