ВАБ-UEТМ ®-49/15
Circuit breakers WAB-UETM®-49-3200/15-L-UHL4, WAB-UETM®-49-5000/15-L-UHL4 (linear) are designed to protect lines and installations from short-circuit currents and unacceptable overloads.
Circuit breakers WAB-UETM®-49-4000/15-К-UHL4, WAB-UETM®-49-5000/15-К-UHL4 (cathode) are designed to protect converter plants from reverse currents.
Parameters
Parameters
|
Norms
|
WAB-UETM®-49-3200/15-L-UHL4
|
WAB-UETM®-49-5000/15-L-UHL4
|
WAB-UETM®-49-4000/15-К-UHL4
|
WAB-UETM®-49-5000/15-К-UHL4
|
1. Main circuit current
|
DC
|
2. Polarization
|
Non-polarized
|
Polarized
|
3. Rated voltage of the main circuit, V
|
1650
|
4. Maximum operating voltage, V
|
2000
|
5. Rated current at a constant load in time, A
|
3200
|
5000
|
4000
|
5000
|
6. Nominal DC voltage of control circuits, V
|
110 or 220
|
7. Type of current sensor
|
РДШ-3000
|
РДШ-6000
|
-
|
8. Current limits of the setpoint, A
|
2000-4000
or
4000-7000
|
2000-4000
or
4000-7000
|
Max.
2000
|
9. Breaking capacity, A:
- in a non-inductive circuit - with inductance of 5 - 15 mH
|
25000
|
35000
|
10000
|
10. Own opening time, s
|
0,008
|
11. The number of trips without stripping contacts and arc chamber
- item 9 in non-inductive circuit
- 25 кА, inductance 5-15 mH
- currents according to item 9 with inductance 5-15 mH
|
10
100
30
|
10
100
25
|
-
-
10
|
12. Resource on mechanical wear resistance (number of inclusions and shutdowns in the absence of current in the main circuit), cycles
|
50000
|
13. Weight of circuit breakers without spare parts and accessories and equipment, kg, not more
|
122
|
138
|
160
|
165
|
14. Mass of spare parts and hardware and equipment, kg, not more
|
162
|
188
|
180
|
185
|
15. Breaker service life, years
|
20
|
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