Heat Shrink Bus Bar Tubes
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Product Overview
Key Features
- Reduces Busbar clearance.
- High dielectric strength.
- Halogen free, flame retardant.
| Properties | Value | Standard |
| Physical | ||
| Tensile Strength | 10 N/mm2 (Mpa) (min.) | ASTM D638 |
| Ultimate Elongation | 350% (min) | ASTM D638 |
| Longitudinal Change | -10% (max.) | ASTM D2671 |
| Density | 1.20+0.2 gm/cm3 | ASTM D792 |
| Hardness | 45+10 Shore D | ASTM D2240 |
| Water absorption | 0.5% (max.) | ASTM D570 |
| Thermal | ||
| Accelerated ageing | (120oC for 500 hrs) | ASTM D2671 |
| Tensile Strength | 8 N/mm2 (Mpa) (min.) | ASTM D638 |
| Ultimate Elongation | 250% (min.) | ASTM D638 |
| Low Temperature Flexibility (-40oC for 4 hrs.) | No Cracking | ASTM D2671 |
| Heat Shock (250oC for 30 min.) | No Cracking or flowing | ESI 09-11 |
| Shrink Temperature | 125oC | IEC 216 |
| Continuous Temperature Limit | -40 to +105oC | IEC 216 |
| Electrical | ||
| Dielectric Strength | 18 KV/mm. (min) | ASTM D149 |
| Volume Resistivity | 1 x 1014Ohm.cm (max) | ASTM D257 |
| Dielectric constant | 5 (max.) | ASTM D150 |
| Resistant to track & erosion | No Tracking, erosion or flame failure upto 3.25 KV for 20 min. | ASTM D2303 |
Selection Chart (Medium Wall)
| Code | D min (min) | d max. (mm) | T +10% (mm) | Spool length (mtr) |
| PEMB | 16 | 6 | 2.5 | 30 |
| PEMB | 25 | 8 | 2.5 | 30 |
| PEMB | 30 | 12 | 2.5 | 30 |
| PEMB | 40 | 16 | 2.5 | 30 |
| PEMB | 50 | 20 | 2.5 | 30 |
| PEMB | 75 | 28 | 3.0 | 15 |
| PEMB | 100 | 38 | 3.0 | 15 |
| PEMB | 120 | 45 | 3.0 | 12 |
| PEMB | 140 | 52 | 3.0 | 1.5 |
| PEMB | 160 | 60 | 3.0 | 1.5 |
| PEMB | 180 | 65 | 3.0 | 1.5 |
| PEMB | 205 | 85 | 3.0 | 1.5 |
Selection Chart (Heavy Wall)
| Code | D min (min) | d max. (mm) | T +10% (mm) | Spool length (mtr) |
| PEHB 25/8 | 25 | 8 | 3.7 | 20 |
| PEMB 30/12 | 30 | 12 | 4.0 | 20 |
| PEMB 40/16 | 40 | 16 | 4.0 | 20 |
| PEMB 50/20 | 50 | 20 | 4.0 | 20 |
| PEMB 75/28 | 75 | 28 | 4.0 | 15 |
| PEMB 100/38 | 100 | 38 | 4.2 | 15 |
| PEMB 120/45 | 120 | 45 | 4.2 | 12 |
| PEMB 140/52 | 140 | 52 | 4.2 | 1.5 |
| PEMB 160/60 | 160 | 60 | 4.5 | 1.5 |
| PEMB 180/65 | 180 | 65 | 4.5 | 1.5 |
Clearances With Insulation
| Voltage | Medium Wall Tube (PEMB) | Heavy Wall Tube (PEHB) | Un-Insulated Bus Bars | ||
| Ph. To Ph. | Ph. To gr. | Ph. To Ph. | Ph. To gr. | ||
| 12 KV | 65 | 75 | 35 | 45 | 120 |
| 17.5 KV | 85 | 105 | 55 | 65 | 160 |
| 24 KV | 115 | 150 | 70 | 100 | 220 |
| 36 KV | 200 | 285 | 140 | 190 | 320 |
Company Details
Focusing on a customer-centric approach, POWERTECH ENGINEERS has a pan-India presence and caters to a huge consumer base throughout the country. Buy Insulation Material in bulk from POWERTECH ENGINEERS at Trade India quality-assured products.
Business Type
Manufacturer, Supplier
Employee Count
50
Establishment
2002
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Seller Details
RatingAmbala, Haryana
Accepts only Domestic inquiries
Proprietor
Mr. Rajesh Sharma
Address
Plot No. 60, Kailash Nagar, Model Town, Ambala, Haryana, 134003, India
heat shrinkable sleeves in Ambala
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