Specifications
Specifications
| Primary brand | NOARK |
|---|---|
| Main function | Miniature Circuit Breaker (MCB) |
| Product series / family name | Electrical protection > Circuit breakers > Miniature Circuit Breakers (MCBs) > UL1077 |
| Sub-range name | B1E series |
| Network frequency | 50/60 Hz |
| Functions | Miniature Circuit Breaker (MCB) / supplementary protector |
| Design | Thermal-Magnetic inverse time-delay over-current release type "P" Tripping curve (thermal overload trip occurs at currents ranging from 8 to 12 x the nominal current) |
| Poles | 3-poles (3P) |
| Rated current | 125A |
| Rated Voltage (DC) | 125Vdc |
| Rated voltage (AC) | 480Vac |
| Rated impulse voltage (Uimp) | 8 kV |
| Rated insulation voltage (Ui) | 500 V |
| Connection type | box lug connections |
| Cross-section | for #4AWG...#0AWG (1/0) / 21mm2...53.5mm2 conductors |
| Tripping curve | P |
| Short circuit breaking rating | 5kA (120/240Vac) 5kA (240Vac) 5kA (480Vac) 5kA (277Vac) |
| Protection functions | Overvoltage III |
| Mounting mode | DIN rail |
| Degree of protection | IP20 |
| Dimensions | H84.5mm x W53.4mm x D79mm H3.33" x W2.1" x D3.11" |
| Net Width (mm) | 35 mm |
| Ambient air temperature for operation | -22°F...+167°F / -30°C...+75 °C |
| Climatic resistance | At +68°F (+20°C) the relative humidity does not exceed 90% At +104°F (+40°C) the relative humidity does not exceed 50% Altitude does not exceed 6561ft (2000m) |
| Electrical durability (with load) | 1000 operations |
| Mechanical durability (at no load) | 7000 operations |
| Order code / Manufacturer SKU | B1E3P125 1000680 |
| Manufacturer product status | Commercialized |
| Equivalent to | 1000680 |
| Compliant with standard(s) | UL 1077 CSA C22.2 no.235 UL Recognized for use in the United States in accordance with NFPA70 (NEC) UL 1077 (file number E355391) IEC 60947-2 CE marking RoHS compliant |
| Degree of pollution | 3 III |
Application
Application
Supplementary Protection
- Control circuits
- Lighting
- Business equipment
- Appliances
Benefits
Benefits
- Breakers mount on standard 35mm DIN rail
- Thermal-magnetic over current protection - three levels of protection, categorized by B / C and D curves
- Fulfills UL 1077, IEC 60947-2 standard
- Field-installable shunt trip and auxiliary switch up to 63A
- Module width of only 0.71 in (18 mm) per pole
- Contact position indicator (red/green)