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ВАБ-UEТМ®-49/30

Automatic high-speed circuit breakers  (linear)

WAB-UETM®-49-3200/30-L-UHL4, и WAB-UETM®-49-5000/30-L-UHL4, designed to protect installations and DC lines during short circuits and unacceptable overloads.

Circuit breakers WAB-UETM®-49-4000/30-К-UHL4, WAB-UETM®-49-5000/30-К-UHL4 (cathode) are designed to protect converter plants from reverse currents.

Parameters

Parameters

Norms

 

WAB-UETM®-49-3200/30-L- UHL4

WAB-UETM®-49-5000/30-L-UHL4

WAB-UETM®-49-4000/30-К-UHL4

WAB-UETM®-49-5000/30-К-UHL4

1. Main circuit current

DC

2. Polarization

Non-polarized

Polarized

3. Rated voltage of the main circuit, V

3300

4. Maximum operating voltage, V

4100

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

2000-5000

or

800-4000

2000-4000

or

4000-7000

Max. 2000

9. Breaking capacity, A:

         - in a non-inductive circuit
- with inductance of 5 - 15 mH

25000

35000

10. Own opening time, s

0,008

0,007

11. The number of trips without stripping contacts and arc chamber

        - in a non-inductive circuit

        - currents according to item 9 with inductance, 5 ... 15H,

        - 25 кА, inductance 5-15     

 

10

30

100

 

10

25

100

 

-

-

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

110

130

175

185

14. Mass of spare parts and hardware and equipment, kg, not more

150

170

195

205

15. Breaker service life, years

20

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Акционерное Общество "Уралэлектротяжмаш"

Yekaterinburg,
Frontovyh brigad, 22
+7 (343) 324-52-00
secretary@uetm.ru