Este disjuntor de caixa moldada (MCCB) da série MXA, tipo S, da Mitsubishi Electric, possui 2 polos e corrente nominal de 50A. Projetado para garantir a segurança e a confiabilidade em sistemas de distribuição de energia secundária e em equipamentos de grande porte, como máquinas-ferramenta e elevadores. Com capacidade de interrupção de curta-circuito (Icu) de 25kA a 400V, conforme a norma IEC60947, e unidade de disparo Térmico-Magnético, oferece proteção robusta contra sobrecargas e curtos-circuitos. Sua construção de alta qualidade e confiabilidade o tornam uma escolha preferencial para aplicações OEM.
Especificações
| Parâmetro | Valor |
|---|---|
| Primary brand | Mitsubishi |
| Main function | Moulded Case Circuit Breaker (MCCB) |
| Product series / family name | OEM MXA series |
| Sub-range name | S type |
| Functions | Moulded / Molded Case Circuit Breaker (MCCB) |
| Poles | 2-poles (2P) |
| Rated current | 50A |
| Trip current rating | 50 AT |
| Frame current rating | 100 AF |
| Rated impulse voltage (Uimp) | 8 kV |
| Rated insulation voltage (Ui) | 690 V |
| Connection type | Front lugs or bars connection |
| Ultimate short circuit current breaking capacity (Icu) | 50kA (230Vac; IEC60947) 30kA (380Vac; IEC60947) 25kA (400Vac; IEC60947) 25kA (415Vac; IEC60947) |
| Service short circuit current breaking capacity (Ics) | 25kA (230Vac) 15kA (380Vac) 12.5kA (400Vac) 12.5kA (415Vac) |
| Service short circuit current breaking capacity as a percentage of Icu (Ics%) | (400Vac) 50 % |
| Trip unit type | Thermal-Magnetic (fixed) |
| Protection functions | Thermal protection (Overload) Magnetic protection (Short-circuit) |
| Protection settings | Thermal protection (Overload) — tripping threshold fixed at 50A |
| Dimensions | W50mm x H130mm x D92mm |
| Electrical durability (with load) | 1500 operations |
| Mechanical durability (at no load) | 10000 operations |
| Utilisation category | A |
| Manufacturer product status | Commercialized |
| Equivalent to | NFC100SMXA2P50A |
| Compliant with standard(s) | IEC 60947-2 EN 60947-2 GB14048.2 CE marking CCC passed KEMA passed |
| Benefits | Since MX series molded-case circuit breaker was launched into the market in 2012 it had been highly praised by the OEM customers in the fields such as elevator and large-sized machine tool and in the secondary power distribution market because of its high quality and high reliability. This series is flexible with corresponding cassette-type internal accessories it can be installed on site Compliance with GB and IEC standards. The main models have passed KEMA certification. |
| Degree of pollution | 3 |
