Miniature Circuit breaker Application:

    It can protect the electric line equipment from overload and short circuit.
 

    The NL7 miniature Circuit breaker mainly used in AC50/60HZ single-pole 230V or two, three, four-pole 400V circuit for overload and short-circuit protection as well as for unfrequent on-and-off switching electric equipment and lighting circuit under normal condition.
    The product is suitable for industry, business, building, residence, etc.
    It is conformity with GB10963,IEC60898 standards.

Technical parameter:

Electric parameter

• Up to electrical standard:EN60898 IEC898
• Rated voltage(Ue):230/400V:50/60Hz
• Rated breaking capbcity: 10KA IEC898(0.5-63A),15KA IEC947-2(0.5-63A)
• DC short circuit breaking capacity: Max 48V(l7-10ka)single-pole,Max 250V(L7-DC,6KA)single-pole
• Characteristic curve B.C.D
• Max connectable fuse:100AgL>10KA
• Selectivity calss:class III
• Working ambient temperature:-5~+40
• Enclosed protective class:IP40(under mounting)
• Service life:Electric no less than 8000 times make-break operation,machinery no less than 20,000 times make-break operation

Machanical parameter:

• Exposed face lenth:45mm
• Casing height:80mm
• Casing width:17.5mm/pole(single-pole)26.3mm:1P+N(1.5 modules)
• Installation mode:adopting IEC standard guide rail 35mm
• Terminal form:The double function terminal can connect with busbar and conductor.
• Connecting capacity of terminal:conductor 1-25 mm² (excepted 1P+N),1-25 mm²/1-2 10mm²(N)(1P+N)