MCB UL1077 - 1000449 - 1P - 10A - C-curve - 5kA - 277Vac/125Vdc
| Specification | Details |
|---|---|
| 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 | 50/60Hz |
| Design | Thermal-Magnetic inverse time-delay ("C" curve: 5-10x nominal current) |
| Poles | 1-pole (1P) |
| Rated current | 10A |
| Rated Voltage (DC) | 125Vdc |
| Rated voltage (AC) | 277Vac |
| Rated impulse withstand voltage (Ui) | 500 V |
| Connection type | Box lug connections |
| Tripping curve | C (5-10 x nominal current) |
| Short circuit breaking rating | 10kA (120Vac), 10kA (240Vac), 5kA (277Vac), 10kA (60Vdc) |
| Protection functions | Overvoltage III |
| Mounting mode | DIN rail |
| Degree of protection | IP20 |
| Dimensions | H89.4mm x W17.8mm x D76mm |
| Net Width | 35 mm |
| Ambient air temperature for operation | -22°F to +104°F (-30°C to +40°C) |
| Humidity & altitude limits | ≤90% at 90°F (32°C), ≤50% at 104°F (40°C), ≤6561ft (2000m altitude) |
| Electrical durability (with load) | 6000 operations |
| Mechanical durability (no load) | 20000 operations |
| Order code / Manufacturer SKU | B1E1C10 / 1000449 |
| Short Circuit Breaking Ratings | 10kA (120Vac), 10kA (240Vac), 5kA (277Vac), 10kA (60Vdc) |
| Compliance | UL1077, CSA C22.2 No.235, NFPA70 (NEC), IEC60947-2, CE marked, RoHS compliant |
| Benefits | Breakers mount on standard 35mm DIN rail, thermal-magnetic overcurrent protection, fulfills UL1077 & IEC60947-2, field-installable accessories, compact module width, visual contact indicator |
| Tripping curve | C (thermal overload trip occurs at currents ranging from 5 to 10 x the nominal current) |
| Operating Conditions | Altitude ≤2000m, humidity ≤90% (at 40°C) or ≤50% at +104°F (40°C) |
| Applications | Business equipment, appliances, business equipment, appliances |
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