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7 Years
| Ask Lasest Price | |
| Brand Name : | SONTUNE |
| Model Number : | ST4-63 |
| Certification : | CE |
| Price : | Negotiable |
| Supply Ability : | 10000PCS/DAY |
| Delivery Time : | 20DAYS |
Double Pole 6KA MCB Circuit Breaker Type B With Overload Protection
General
ST4-63 series high breaking capacity mini circuit breaker is used
in AC50/60Hz, rated voltage of 230V
3, 4 poles 400V, rated current 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 standard.
Specifications
| Model | ST4-63 MCB |
| Pole | 1P,2P,3P,4P |
| Rated Current(In) | 1,2,4,6,10,16,20,25,32,40,50,63A |
| Rated Voltage(Un) | 230/400V |
| Rated Frequency | 50/60HZ |
| Tripping curve | B,C,D |
| Magnetic releases | B curve: between 3and 5 In |
| C curve: between 5and 10In | |
| D curve: between 10 and 14In | |
| Electro-mechanical endurance | over 6000 cycles |
| 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 | 230/400 | |
| Insulation voltage Ui | V | 500 | |
| Rated frequency | Hz | 50/60 | |
| Rated breaking capacity | A | 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 | ℃ | 30 | |
| Ambient temperature (with daily average ≤35℃) | ℃ | -5~+40(Special application please refer to temperature compensation correction) | |
| Storage temperature | ℃ | -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 DDIN rail EN 60715(35mm)by means of fast clip device | ||
| Connection | From top and bottom |
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