Noark B1H MCB 1 Pole 0.5A 1A 1.6A 2A 3A 4A 5A 6A 7A 8A 10A 13A 15A 16A 20A 25A 30A 32A 277V UL489 CE Miniature Circuit Breaker
Noark Electric B1 UL489 miniature circuit breakers are available in a complete range of amperages from 0.5A to 63A. Standard ratings of 10 kA at 480Y/277 Vac and 10 kA at 125 Vdc. These are suitable for branch circuit protection.
Features:
• Breakers mount on standard 35 mm DIN rail
• Can be used in UL 489, UL 1077 or CSA C22.2 No.235 applications
• Field installable shunt trip and auxiliary switch
• Available with provisions for ring tongue terminals
• Module width of only 0.71 in (18 mm) per pole
• Contact position indicator (red/green)
• Provision for pad locking the toggle in ON or OFF position
Certificates:
• Certified for Canada CSA standards 22.2 No. 5 for branch circuit protection.
• UL 489 file number E355392 standard for connection terminals which allows the user to apply field wiring directly to the breaker.
• UL 486 standard for connection terminals which allows the user to apply field wiring directly to the breaker.
• IEC 60947-2 standard for industrial applications of circuit protection.
• CCC China Compulsory Certification.
| Rated Amperage (A) |
C Curve (5-10 In) Standard | B Curve (5-10 In) Standard | D Curve (5-10 In) Standard | ||||||
| 1-Pole 277 Vac |
2-Pole 480Y/277 Vac |
3-Pole 480Y/277 Vac |
1-Pole 277 Vac |
2-Pole 480Y/277 Vac |
3-Pole 480Y/277 Vac |
1-Pole 277 Vac |
2-Pole 480Y/277 Vac |
3-Pole 480Y/277 Vac |
|
| 0.5 | B1H1C0.5 | B1H2C0.5 | B1H3C0.5 | B1H1B0.5 | B1H2B0.5 | B1H3B0.5 | B1H1D0.5 | B1H2D0.5 | B1H3D0.5 |
| 1 | B1H1C1 | B1H2C1 | B1H3C1 | B1H1B1 | B1H2B1 | B1H3B1 | B1H1D1 | B1H2D1 | B1H3D1 |
| 1.6 | B1H1C1.6 | B1H2C1.6 | B1H3C1.6 | B1H1B1.6 | B1H2B1.6 | B1H3B1.6 | B1H1D1.6 | B1H2D1.6 | B1H3D1.6 |
| 2 | B1H1C2 | B1H2C2 | B1H3C2 | B1H1B2 | B1H2B2 | B1H3B2 | B1H1D2 | B1H2D2 | B1H3D2 |
| 3 | B1H1C3 | B1H2C3 | B1H3C3 | B1H1B3 | B1H2B3 | B1H3B3 | B1H1D3 | B1H2D3 | B1H3D3 |
| 4 | B1H1C4 | B1H2C4 | B1H3C4 | B1H1B4 | B1H2B4 | B1H3B4 | B1H1D4 | B1H2D4 | B1H3D4 |
| 5 | B1H1C5 | B1H2C5 | B1H3C5 | B1H1B5 | B1H2B5 | B1H3B5 | B1H1D5 | B1H2D5 | B1H3D5 |
| 6 | B1H1C6 | B1H2C6 | B1H3C6 | B1H1B6 | B1H2B6 | B1H3B6 | B1H1D6 | B1H2D6 | B1H3D6 |
| 7 | B1H1C7 | B1H2C7 | B1H3C7 | B1H1B7 | B1H2B7 | B1H3B7 | B1H1D7 | B1H2D7 | B1H3D7 |
| 8 | B1H1C8 | B1H2C8 | B1H3C8 | B1H1B8 | B1H2B8 | B1H3B8 | B1H1D8 | B1H2D8 | B1H3D8 |
| 10 | B1H1C10 | B1H2C10 | B1H3C10 | B1H1B10 | B1H2B10 | B1H3B10 | B1H1D10 | B1H2D10 | B1H3D10 |
| 13 | B1H1C13 | B1H2C13 | B1H3C13 | B1H1B13 | B1H2B13 | B1H3B13 | B1H1D13 | B1H2D13 | B1H3D13 |
| 15 | B1H1C15 | B1H2C15 | B1H3C15 | B1H1B15 | B1H2B15 | B1H3B15 | B1H1D15 | B1H2D15 | B1H3D15 |
| 16 | B1H1C16 | B1H2C16 | B1H3C16 | B1H1B16 | B1H2B16 | B1H3B16 | B1H1D16 | B1H2D16 | B1H3D16 |
| 20 | B1H1C20 | B1H2C20 | B1H3C20 | B1H1B20 | B1H2B20 | B1H3B20 | B1H1D20 | B1H2D20 | B1H3D20 |
| 25 | B1H1C25 | B1H2C25 | B1H3C25 | B1H1B25 | B1H2B25 | B1H3B25 | B1H1D25 | B1H2D25 | B1H3D25 |
| 30 | B1H1C30 | B1H2C30 | B1H3C30 | B1H1B30 | B1H2B30 | B1H3B30 | B1H1D30 | B1H2D30 | B1H3D30 |
| 32 | B1H1C32 | B1H2C32 | B1H3C32 | B1H1B32 | B1H2B32 | B1H3B32 | B1H1D32 | B1H2D32 | B1H3D32 |
