This CNKA 2-pole DC circuit breaker made in China is an auxiliary protector designed for DC control circuits that require overcurrent protection. It is particularly suitable for electrical appliances or equipment that already have or do not need branch circuit protection, ensuring the safe operation of the equipment.
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Product Model |
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NBL7-63 |
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Pole |
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1P |
2P |
4P |
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Frame Current |
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63A |
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Rated Current |
In |
6,10,16,20,25,32,40,50,63A |
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Rated Working Voltage |
Ue(DC) |
300V |
500/600/1000V |
1000V |
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Rated Insulation Voltage |
Ui |
1200V |
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Rated Impulse Withstand Voltage |
Uimp |
6kV |
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Breaking Capacity |
Icu |
6KA |
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Tripping Characteristic |
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C |
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Tripping Type |
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Thermal Magnetic |
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Electrical Life |
Actual |
500 Cycles(63A Frame) |
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Standard |
300 Cycles |
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Mechanical Life |
Actual |
10000 Cycles(63A Frame) |
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Standard |
9700 Cycles |
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Overvoltage Category |
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I |
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Pollution Degree |
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3 |
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Ingress Protection |
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IP40 Wiring Port IP20 |
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Resistance To Humidity And Heat |
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Class 2 |
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Terminal Capacity |
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2.5x35mm2 |
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Fastening Torque Of Terminals |
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2.0℃3.5Nm |
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Ambient Temperature |
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-30℃~~+70℃ |
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Storage Temperature |
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-40℃~+85℃ |
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Installation Method |
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DIN |
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Standard |
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IEC60947-2 |
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· 1 Features overload and short circuit protection functions.
· 2 With a rated short-circuit breaking capacity of 6kA, it can automatically disconnect the circuit in case of overload or short circuit, ensuring safety.
· 3 Supports both non-polar and polar connection methods for user convenience.
· 4 Rated current can reach up to 63A, catering to various electrical needs.
Q: How can you guarantee quality?
A: Always a pre-production sample before mass production;Always final Inspection before shipment
Q: You have sales target finished amount requirement to the distributor?
A: This is determined based on your country and region. Contact us
Q: Can I delivery the goods from other supplier to your factory? Then load together?
A: Yes, no problem
Address
Jingtai Testing Equipment, Xiangyang Industrial Zone, Liushi Town, Leqing City, Wenzhou City, Zhejiang Province
Tel
