The circuit breaker is designed to protect the equipment of direct current electric trains against short-circuit currents and unacceptable overloads.
ВАБ-UEТМ®-55-1600
Parameters
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Parameters |
Norms |
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WAB-UEТМ®-55-1600/30-L-UHL1
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WAB-UEТМ ®-55-1600/30-L-U2 |
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1. Main circuit current |
DC |
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2. Polarization |
Non-polarized |
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3.Drive type |
Electromagnetic |
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4. Rated voltage of the main circuit, V |
3000 |
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5. Maximum operating voltage, V |
4100 |
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6. Rated current at a constant load in time, A |
1600 |
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7. Nominal DC voltage of control circuits, V |
110 |
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8. Current limits of the setpoint, A |
2000-4000 |
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9. Breaking capacity, A - with inductance of 5-15 mH - with inductance of 35 mH |
20000 8000 |
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10. The smallest switchable current, A |
30 |
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11. Own opening time, s |
0,004 |
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12. Number of trips |
100 |
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13. Resource for mechanical wear resistance - without maintenance - with regular maintenance |
50000 cycles 4х50000 cycles |
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14. Weight of circuit breakers without spare parts, kg, not more |
450 |
215 |
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15. Service life of the circuit breaker, years |
40 |
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