Direct-current High-breaking Miniature Circuit Breaker-FTBD
- 10000 Piece / Pieces per Month
- T/T L/C D/P D/A
- 30 days
Product Details
Brand Name: | Foretech | Place of Origin: | China | Model Number: | FTBD |
Type: | Residual Current | Poles Number: | Twin |
Product Description
Used in power supply & distribution line for overload & short circuit protection , also can be used for line non-frequent on-off operation and conversion. Specialized in communication and PV direct current (DC)system.
Model & Spec | FTBD | |
Technical parameters | ||
Standards | GB/T14048.2/IEC60947-2 | |
Certifications | CCC | |
Pole number | 1P, 2P | |
Rated current(A) | 1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63 | |
Electrical characteristics | ||
Rated operating voltage Ue(V) | DC125/250 (1P) DC250/500 (2P) | |
Rated insulation voltage Ui(V) | DC500 | |
Rated impulse withstand voltage Uimp(kV) | 4 | |
Rated short-circuit capacity lcn(kA) | 1P (1A~4A) : 6.5 kA (125V/250V) | |
1P (6A~63A) : 20kA (125V) 10kA (250V) | ||
2P (1A~4A) : 6.5kA (250V/500V) | ||
2P (6A~63A) : 20kA (250V) 10kA (500V) | ||
Dielectric voltage, power frequency, 1min(kV) | 2 | |
Isolation function | Yes | |
Class of pollution | 2 | |
Use cat. (overvoltage category) | ll | |
Thermomagnetic tripping characteristics | 1.05ln/1.3ln (long delay setting current multiple) 8ln~12ln (short-circuit protection characteristics) | |
Mechanical charateristics | ||
Contact status indicator | Green: open Red: close | |
Mechanical life (times) | 20000 | |
Electerical life (times) | 10000 | |
IP rate | IP40 (installed inside the distribution box) | |
Mechanical shock resistance (GB/T2423.5)(m/s²) | 150, continuously 11ms half-wave | |
Anti-vibration (GB/T2423.10) | 5g-20 cycles, frequency 5…150…5Hz (load 0.8ln) | |
Anti-humid heat (GB/T2423.4)(℃/RH) | 28 cycles (with 55/95…100) | |
Reference ambient temperature (℃) | 30 | |
Operating ambient temperature (℃) | -5~+40 | |
Storage temperature (℃) | -40~+70 | |
Installation characteristics | ||
Terminal type | U-shaped terminal, tunnel type | |
Max. wiring capacity | Conductor connection 25 mm², busbar inlet thickness 0.8-2 mm | |
Max. ultimate torque (N.m) | 5.1 (≤25A) 5.6 (>25A) | |
Tool | Pozi drive (double cross) | |
Installation | Installation on standard DIN rail (35mm) | |
Inlet method | Pay attention to the polarity | |
Outline dim. (mm) | 1P | 80*18*74.2 |
2P | 80*36*75.7 |
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- Ningbo Eastport Lighting Ltd
- Contact nameLinda
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