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Product Information
SDS – Cartridge Kit
SDS – Paste Kit
SDS – Slow Cure
Product Flyer (EP & EPCT)
Technical Information
Technical Data Sheet (EP & EPCT)
Technical Brief (EPSC)
Application Instructions (EPCT)
Application Instructions (EPCT 50ml)
Application Instructions (EP)
Application Instructions (EPSC)
Polywater PowerPatch Coverage Sheet
Polywater® PowerPatch® Transformer Leak Repair System
How to stop active leaks in oil filled or SF6 gas transformers using Polywater® PowerPatch®
Overview
IN-FIELD REPAIR
Fix transformers in the field, often without having to shut down service
STRONG MOISTURE SEAL
Protects transformers from accelerated aging
HIGH-PRESSURE RESISTANCE
Seals leaks on the largest oil-filled and GIS systems
STRONG MATERIAL ADHESION
Bonds to steel, copper, porcelain, lead, and other common electrical substrates
DIELECTRIC COMPATIBILITY
Reduces partial discharge of oil and solid insulation
Product Notes
- Compatible with electrical insulating oils. PowerPatch transformer seal repair is aged for 164 hours at 100 °C to pass ASTM D3455. It shows very little change in oil quality.
- Good adhesive strength and impact resistance as tested by ASTM D1002 and ASTM G14.
- Holds continuous oil pressure, 100 psi (0.69 MPa) for one month.
- Retains strength after exposure to dielectric fluids, oils and gases.
- Non-conductive. Dielectric strength is 469 Volts/Mil tested by ASTM D149.
- In Service Temperature Use Range: -40°F to 300°F (-40°C to 150°C).
- Can repair active leaks.
- Available in convenient kits.
- Prevents galvanic corrosion.
- Usable on vertical and inverted surfaces. No sagging.
Catalog Information
| Catalog # | Package description | Units/Case |
|---|---|---|
| EPCT-KIT1 | 2 PowerPatch 2-part cartridges with 4 static mixers |
1 |
| EPCT-KIT1G* | 1 EPCT-KIT1 with application tool TOOL-50-11 *Sold in the US only |
1 |
| EPCT-KITB6 | A box with 6 EPCT-KIT1 |
1 |
| EPCT-KITB6G* | 6 EPCT-KIT1’s with application tool TOOL-50-11 *Sold in the US only |
1 |
| TOOL-50-11 | 1 application tool to dispense cartridge packages |
1 |
| EPCT-250KIT1 | 1 PowerPatch 2-part 250-ml cartridge with 3 static mixers |
1 |
| TOOL-250 | 1 – high-ratio caulking gun |
1 |
| EP-KIT11 | 1 sealed plastic bag with 2-part sealant (part A & B) |
1 |
| EP-KITB6 | 6 sealed plastic bags each containing 2-part sealant (part A & B) |
1 |
| EP-KITB12 | 12 sealed plastic bags each containing 2-part sealant (part A & B) |
1 |
| EP-KIT51 | 6 sets 2-part sealant (part A & B) |
1 |
| EPSC-KIT1 | 1 sealed plastic bag with 2-part sealant (part A & B) |
1 |
| EP-STICK4 | 1 putty stick (7-in / 177-mm) |
1 |
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