| Customization: | Available |
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| Breaking Capacity: | Low Voltage Circuit Breakers |
| Operation: | Manual Type |
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SONTUOEC high quality solar dc mcb circuit breaker switch STD1-63 63A 125A 24v 250v 400v 500v 750v 1000v
STD11-125 MCB Miniature Circuit Breaker (Din Rail Installing)
General
STD11-125 series high breaking capacity Solar system DC MCB , apply to rating current from 63A to125A , It is mainly used for the overloading and short circuit protection in DC distribution system equipment and electric equipment. It can be widely used in electric, post, traffic, mining enterprise and different kinds of fields.
DC MCB Features:
1. Thermoplastic shell, full inlet, impact resistant, recyclable, self extinguishing
2. Super safety: classic U tunnel terminal, to ensure that the line connection is solid and reliable
3. The original air flow, can effectively reduce the temperature between adjacent circuit breaker
4. Safety handle, classic original design, ergonomic
Specifications
| Model | STD11-125 |
| Pole | 1P,2P,3P,4P |
| Rated Current(In) | 63,80,100,125A |
| Rated Voltage(Un) | DC 24,48,120,250 1P;400,500 2P;750 3P; 1000V 4P |
| 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 | 63 ;80,100,125 |
| Poles | P | 1,2,3,4 | |
| Rated voltage Ue | V | DC 24,48,120,250,400,500,750,1000V | |
| Insulation voltage Ui | V | 500 | |
| Rated frequency | Hz | 50/60 | |
| Rated breaking capacity | A | 6000 10000 | |
| 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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