WENZHOU SANTUO ELECTRICAL CO.,LTD.
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RCBO 50 / 60hz Type A Model Residual Circuit Breaker With Over Current Protection
STRO7-63 series high breaking capacity Residual current Circuit Breaker with over current protection is used in AC50/60Hz, rated voltage of 230V
2, 4 poles 400V, rated current to 63A for overload and short-circuit protection and Leakage current protection as well as for unfrequented switching under normal case.It is used extensively for industry, commercial and household.This product conform to IEC61009 standard.
General
Application:For protecting cables and equipments against overload and short circuit. General rules for choosing RCBO .
Technical data of the network at the point considered
The earthing systems,short-circuit current at the circuit breaker installation point,which must always be less than the breaking capacity of this device,network normal voltage.
| Model | A RCBO (electrical type, magnetic type) |
| Standard | IEC61009 |
| Pole | 2P, 4P |
| Rated Short-circuit capacity(Icn) | 3KA,4.5KA,6KA |
| Rated Current(In) | 16,20,25,32,40,50,63A |
| Rated Voltage(Un) | AC230(240)/400(415)V |
| 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 61009 | ||
| Electrical features |
Rated current In | A | 16,20,25,32,40,50,63 |
| Poles | P | 2, 4 | |
| Rated voltage Ue | V | AC 240/415 | |
| 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 DIN rail EN 60715(35mm)by means of fast clip device | ||
| Connection | From top and bottom |
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