Standard: IEC60947-2
Poles: 2P/3P
Frame Current: 630A
Rated Current: 400,500,630A
Rated voltage: 250,500,750,1000,1250,1500 VDC
Rated insulation voltage: 1500V
Rated impulse withstand voltage: 12kV
Trip unit technology: Thermal-magnetic
Ambient Temperature: -25...+50 ºC
Application: photovoltaic / UPS / battery / data center etc.
EKM6DC-630 DC Molded Case Circuit Breaker is a high-capacity protection device designed for DC electrical systems. With a rated current range of 400A to 630A and a voltage capacity of up to 1500V, it is ideal for large-scale solar PV and wind power installations. Its thermal-magnetic trip unit ensures precise protection against overloads and short circuits. Built to meet IEC60947-2 standards, the EKM6DC-630 delivers reliable performance in demanding environments.
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Model |
EKM6DC-630 |
EKM6DC-630V |
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Ampere frame (Inm) |
630A |
630A |
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Rated current (In) |
400,500,630A |
2400,500,630A |
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Rated impulse withstand voltage (Uimp) |
12kV |
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Rated operational voltage (Ue) |
2P |
250,500,750,1000,1250,1500 VDC |
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3P |
1000,1500 VDC |
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Rated ultimate short-circuit Breaking capacity (Icu) |
2P |
DC250V |
25 |
70 |
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DC500V |
25 |
70 |
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DC750V |
15 |
50 |
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DC1000V |
15 |
50 |
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DC1250V |
/ |
20 |
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DC1500V |
10 |
20 |
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3P |
DC1000V |
30 |
/ |
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DC1500V |
25 |
/ |
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Rated service short-circuit breaking capacity (Ics) kA |
100% Icu |
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Isolation function |
Available |
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Utilization category |
Cat.A |
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Type of trip unit |
Thermal-Magnetic |
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Mechanical life (Times) |
20000 |
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Electrical life (Times) |
1500 |
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Arcing distance (mm) |
≤100 |
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