Circuit breaker A3793SM
Sale and production of automatic switches A3700 OM. We present to your attention the circuit breakers A3793SM 250A, 400A, 500A, 630A = 320V (DC) or 380V - 660V 50Hz and 400Hz (AC). Always available all types of automata А 3793SМ! We have the best price in Ukraine - it is profitable to buy A-3793SM! With the USSR, automatic circuit breakers A3793 CM, A-3793CM, A 3793CM, A 3793 CM, A-3793SM were widely used in Ukraine, Moldova, Bulgaria, Romania, Poland, Lithuania, Estonia, Latvia, Turkey, Romania, China, South Korea, India and Kazakhstan, as well as in foreign and neighboring countries (Asia, Europe). We manufacture A3793M automatic switch using the technology we have previously improved that was used at KhEMZ. Warranty 15 years. Sales of A 3793 SM circuit breakers to any country in the world! Export.
A3793SM circuit breakers selective for use on vessels with any navigation area, vibro and shock resistant, designed to conduct current in normal mode, for selective protection during short circuits, for protection during overloads of unacceptable duration and for infrequent operational switching on and off of electrical circuits by voltage 380V or 660V AC frequency of 50 and 400 Hz.
Circuit breakers A 3793SM TU16-522.159-84 are manufactured in three-pole in stationary version. The switches can be equipped with an independent release, free contacts, electromagnetic drive, manual remote drive.
Main technical characteristics of A3793CM circuit breakers:
1. Rated current, And 630.
2. Application category B.
3. Rated currents of semiconductor trips (RP), A 250; 400; 630.
4. Adjustable values of nominal operating currents IR, A: 160; 200; 250; 315; 400; 500; 630.
5. The initial current in the zone of overload currents, a multiple of the nominal operating current of 1.4.
6. Setting the response time in the zone of overload currents at a current of 6IR, s: 4; eight; sixteen.
7. The settings for the response time in the area of short circuit currents, with 0.1; 0.25; 0.4.
8. The settings for the operation current in the area of short-circuit currents, multiples of the rated operating current 2; 3; five; 7 or 3; five; 7; ten.
9. Rated short-time withstand current, kA 20.
10. Rated operating maximum breaking capacity, kA 50.
11. Wear resistance of switches:
- total number of cycles per 16000.
- the number of VO cycles under load 3000.
12. Overall dimensions (width x height x depth), mm 225x400x160.
13. Weight (stationary version), not more than 19.2 kg. With electromagnetic drive - 26.7 kg, not more