Three-phase four-wire bus NTB1-250 IP 30 for the cover
MCB/MCCB Busbar Pan Assembly NTB1 seriesIn electrical systems subject to the installation requirements stipulated in DIN VDE 0100 or IEC 60204-1 / EN 60204-1/ VDE 0113-1 & IEC 60439, neutral, protective earth or phase conductors are often connected to central bus bars. This requires clear labeling of the conductor or the terminal block to the corresponding circuit.
Product Introduction
The connection terminal blocks fulfill these conditions in two ways:
● By marking each terminal block individually.
● By their blue, green-yellow or black colored housings.
Type & Specifications
| Model (ways) | Connect Size(mm) | Outline Size(mm) | Bus bar Size(mm) |
| Thickness x Width | Thickness x Width | Length x Width x Height | |
| NTB1-125A/12W | 2×5 | 2×20 | 180x49x46 |
| NTB1-125A/18W | 2×5 | 2×20 | 234x49x46 |
| NTB1-125A/24W | 2×5 | 2×20 | 288x49x46 |
| NTB1-125A/30W | 2×5 | 2×20 | 342x49x46 |
| NTB1-125A/36W | 2×5 | 2×20 | 396x49x46 |
| NTB1-125A/42W | 2×5 | 2×20 | 450x49x46 |
| NTB1-125A/48W | 2×5 | 2×20 | 504x49x46 |
| NTB1-125A/54W | 2×5 | 2×20 | 558x49x46 |
| NTB1-125A/60W | 2×5 | 2×20 | 612x49x46 |
| NTB1-250A/12W | 3×5 | 3×20 | 180x49x46 |
| NTB1-250A/18W | 3×5 | 3×20 | 234x49x46 |
| NTB1-250A/24W | 3×5 | 3×20 | 288x49x46 |
| NTB1-250A/30W | 3×5 | 3×20 | 342x49x46 |
| NTB1-250A/36W | 3×5 | 3×20 | 396x49x46 |
| NTB1-250A/42W | 3×5 | 3×20 | 450x49x46 |
| NTB1-250A/48W | 3×5 | 3×20 | 504x49x46 |
| NTB1-250A/54W | 3×5 | 3×20 | 558x49x46 |
| NTB1-250A/60W | 3×5 | 3×20 | 612x49x46 |
Feature
● 2mm/3mm thick Tin coated copper busbar.
● Mian switch can be 125A/250A MCB or MCCB.
● Adjusted structure.
● IP 30 for the cover.
● Input Suitable for 3 pole distributing.
● Output Suitable for1pole 3 pole distributing.
● From 6 ways to 72 ways..