Breaking Capacity: | Low Voltage Circuit Breakers |
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Operation: | Manual Type |
Speed: | Normal Type Circuit Breaker |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Sontune Series 6ka STM3-63 MCB 230V 400V for protecting cables and equipments overload and short circuit
General
STM3-63 is of high current limiting performance to limit the destruction energy due to short circuit to the greatest extent, which is used in AC50/60Hz, rated voltage of 230V/400V, rated current 1A to 63A for overload and short-circuit protection as well as for unfrequented switching under normal case. It is used extensively for industry, commercial and household. This product conform to IEC60898.1 standard.
Specification
Standard | IEC/EN 60898-1 | ||
Electrical features |
Rated current In | A | 1,2,4,6,10,16,20,25,32,40,50,63 |
Poles | P | 1,2,3,4 | |
Rated voltage Ue | V | AC 230, 400 | |
Insulation voltage Ui | V | 500 | |
Rated frequency | Hz | 50/60 | |
Rated breaking capacity | A | 3500, 4500, 6000 | |
Rated impulse withstand voltage(1.2/50)Uimp | V | 4000 | |
Dielectric test voltage at ind.Freq.for 1 min | Kv | 2 | |
Pollution degree | 2 | ||
Thermo-magnetic release characteristic | B,C,D | ||
Mechanical features |
Electrical life | t | 4000 |
Mechanical life | t | 10000 | |
Protection degree | IP20 | ||
Reference temperature for setting of thermal element |
ºC | 30 | |
Ambient temperature (with daily average ≤35ºC) |
ºC | -5~+40(Special application please refer to temperature compensation correction) |
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Storage temperature | ºC | -25~+70 | |
Installation | Terminal connection type | Cable/Pin-type busbar | |
Terminal size top/bottom for cable | mm2 | 25 | |
AWG | 18-3 | ||
Therminal size top/bottom for busbar | mm2 | 25 | |
AWG | 18-3 | ||
Tightening torque | N*m | 2 | |
In-lbs | 18 | ||
Mounting | on DIN rail EN 60715(35mm)by means of fast clip device | ||
Connection | From top and bottom |
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