| 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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Suppliers with verified business licenses
Audited Supplier Sontuoec Fast Delivery STY-63 Series Miniature Circuit Breaker 6KA 1P 2P 3P 4P 25A 230/400V Superior Quality MCB:
STY-63 Series miniature circuit breaker is mainly suitable for overload and short circuit protection. It is especially used for illumination and distribution in industry and commerce, etc. It has pleasing outlook, high breaking capacity, reliable performance, high inflammable resistance and shock resistance for long service life. It is within the circuit of AC 50/60Hz, rated voltage of single pole up to 230V, two, three or four poles up to 400V. It can also be used for an unfrequent change over of the circuit and illumination under normal condition. It complies with standard IEC60898-1.
Specifications
| Standard | IEC/EN 60898-1 | ||
| Electrical features |
Rated current In | A | 1,3,6,10,16,20,25,32,40,50,63 |
| 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 | 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 |
| Ambient Temperature | Initial Status | Test Current | Expected Result | Expected Result | Note |
30±2ºC |
Cold position | 1.13In | t≥1h | Non-release | - |
| Carried out immediately after previous test | 1.45In | t < 1h | Release | - | |
| Cold position | 2.55In | 1s < t< 60s(In≥32A) | Release | Current smoothly rises to specified value within 5s |
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| Cold position | 2.55In | 1s < t < 120s(In>32A) | Release | ||
| -5~+40ºC | Cold position | 3In | t≥0.1s | Non-release | Type B |
| Cold position | 5In | t < 0.1s | Release | Type B | |
| Cold position | 5In | t≥0.1s | Non-release | Type C | |
| Cold position | 10In | t < 0.1s | Release | Type C | |
| Cold position | 10In | t≥0.1s | Non-release | Type D | |
| Cold position | 20In | t < 0.1s | Release | Type D |
Our Pros:
FAQ
Q1. What advantages do you have?
A. We are the direct Manufacturer in Wenzhou China, and our team have more than 20 years experience in the field of developing, marketing & production to offer you the most competitive price and the best service.
Q2. How does your factory do regarding quality control?
A. All the products will be 100% checked before the shipment.
Q3. Which payment terms is available?
A. We accept TT, 30% deposit and 70% balance agaisnt copy of BL.
Q4. How's the delivery time ?
A. Usually it will take about 25 days for production.
Q5. What's your main product?
A. Circuit Breaker (MCB, RCCB/RCD, RCBO, ELCB, MCCB, ACB); Ac Contactor, Thermal Relay, Magnetic Starter; Isolator Switch, Changeover Switch, Push Button Switch, Voltage Protector, etc.
Q6. Could I put my logo on it?
A. If you have good quantity, it absolutely no problem to do OEM.
Q7. Do you provide samples? Is it free or extra?Do you provide samples ? is it free or extra ?
A. Yes, we could offer the samples for free charge, but the express charge need to be paid by the buyers.
Q8. What is your terms of payment?
A. We accept TT, 30% deposit and 70% balance agaisnt copy of BL.
Q9. What is your warranty policy?
A. 18 months.
Q10. Any certification of your company or product?
A. We have ISO 9001, CE, CB, SEMKO, SAA, TUV.
Suppliers with verified business licenses
Audited Supplier 
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