Compact electrical power distribution system Littelfuse 10821100 POWR Busbar for multiple fuse holders
Product Overview
The Littelfuse POWR Busbar system is a compact solution for safe electrical power distribution to multiple dead front fuse holders. It significantly reduces wire terminations, eliminating the need for power distribution blocks and associated conductors. This UL 508 Listed busbar system is RoHS compliant and lead-free. It is designed for easy integration into one- and three-phase applications, offering customizable pole configurations and amperage ratings. Individual power feed lugs are available for termination at any point along the busbar, and instructions are provided for custom cutting. The POWR busbar is ideal for use in electrical power distribution systems.
Product Attributes
- Brand: Littelfuse
- Certifications: UL 508 Listed (File E328654), UL Listed (File: E81895)
- Compliance: RoHS Compliant, Lead (Pb) free
- Material: Copper (for bus bar)
Technical Specifications
| Specification | Details |
|---|---|
| Voltage Rating | 600 V ac/dc, 1000 V dc* |
| Current Ratings (80 A / 100 A) | End Fed: 18 mm (80 A), 25 mm (100 A) |
| Current Ratings (160 A / 200 A) | Center Fed: 18 mm (160 A), 25 mm (200 A) |
| SCCR | 10 kA, 100 kA |
| Conductor Cross Section | 18 mm, 25 mm |
| Pitch | 17.8 mm |
| Applicable Standards | UL 508 Listed (File E328654) |
| Environmental | RoHS Compliant, Lead (Pb) free |
| 1000 V dc Rating Notes | 1 Phase 18 mm rated 1000 V dc up to 160 A when center fed. 1 Phase 25 mm rated 1000 V dc up to 200 A when center fed. |
| SCCR Rating Notes | When protected directly upstream by Class J 175 amperes max (18 mm bus bar) and Class J 200 amperes max (25 mm bus bar). |
| Power Feed Lug Rating | 115 A, 1000 V ac/dc |
| Models (Example) | 1 Phase, 18 mm 3 Poles, 60 mm (1PH3P18MM) 4 Poles, 79 mm (1PH4P18MM) 6 Poles, 106 mm (1PH6P18MM) 9 Poles, 159 mm (1PH9P18MM) 12 Poles, 212 mm (1PH12P18MM) 15 Poles, 272 mm (1PH15P18MM) 57 Poles, 1009 mm (1PH57P18MM) 3 Phase, 18 mm 6 Poles, 104 mm (3PH6P18MM) 9 Poles, 158 mm (3PH9P18MM) 12 Poles, 214 mm (3PH12P18MM) 15 Poles, 266 mm (3PH15P18MM) 21 Poles, 374 mm (3PH21P18MM) 27 Poles, 481 mm (3PH27P18MM) 33 Poles, 586 mm (3PH33P18MM) 39 Poles, 693 mm (3PH39P18MM) 57 Poles, 1009 mm (3PH57P18MM) (Other configurations available for 1 Phase 25 mm and 3 Phase 25 mm) |
| Power Feed Lug Part Numbers | BB17 (Single Phase), BB18 (Three Phase), BB19 (Single Phase), BB20 (Three Phase) |
| Endcap Part Numbers | EDCP42 (Single), EDCP7 (Three) |
| Pole Protective Cover Part Number | CTPT5 |
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