Customization: | Available |
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Breaking Capacity: | Low Voltage Circuit Breakers |
Operation: | Electric Type |
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Factory Price STM9-63 Series 6KA Miniature Circuit Breaker 2P 3P 16A 63A 400V Electrical Breaker MCB
General
STM9-63 Series miniature circuit breaker is used in lighting distribution system or motor distribution system for protection overload and short-circuit in the system. The product is neoteric in structure, light in weight, reliable and excellent in performance. It has high breaking capacity, can trip quickly, and its case and items are adopted by high fire-resistant and shockproof plastics. The product, with long life, is mainly used in AC 50Hz/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 in normal case.
Specifications
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 | 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) |
|
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 |
Function and Feature:
1. Protection against both overload and short circuit, the function of isolation
2. High short circuit capacity
3. Pin/fork type busbar terminal connecting
4. 18mm DIN rail mounting and screw mounting
5. Full range accessories are available.
Factory Show
FAQ
Q1. How does your factory do regarding quality control?
A. All the products will be 100% checked before the shipment.
Q2. Are you a factory or trading company?
A. We are a factory, and we can guarantee our price is first-hand, very cheap and competitive.
Q3. If I want to release order, what's the payment method you accept?
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 is the standard of package?
A. Export standard package or special package according to customer requirement.
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. How to select the products?
A. You can refer to our product catalogs and make detailed selection according to the selection table / order form (included in
the catalogs), or you can directly contact us.