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Smart ATS modular changeover switch 4P 480V automatic transfer switch 400A
General
The YAT 400/4P dual-power automatic transfer switch (ATS) is a newly developed miniature household power transfer switch, is mainly used to test whether the main power or reserve power is normal.
When the normal power supply is abnormal, the reserve power supply will start work immediately to ensure continuity, reliability and safety of the power supply. It is specially designed for household rail installation for PZ30 distribution box.
The ATS is suitable for emergency power supply systems of AC50 or 60Hz and rated voltage 400V. It is featured with firm structure, reliable transfer, easy installation and maintenance, and long life, is widely used in places where frequent power outage is not allowed. Both electric and operation and manual operation are available. The ATS is composed of TES and controller.
| Rated heating current(A) | 100 | 160 | 250 | 400 | 630 | 1000 | 1250 | 1600 | 2000 | 2500 | 3200 | |
| Rated insulation voltage | 750V | 1000V | ||||||||||
| Rated impulse withstand voltage | 8KV | 12KV | ||||||||||
| Rated working current | AC-31A | 100 | 160 | 250 | 400 | 630 | 1000 | 1250 | 1600 | 2000 | 2500 | 3200 |
| AC-35A | 100 | 160 | 250 | 400 | 630 | 1000 | 1250 | 1600 | 2000 | 2500 | 3200 | |
| AC-33A | 100 | 160 | 250 | 400 | 630 | 1000 | 1250 | 1600 | 2000 | 2500 | 3200 | |
| Rated short-time withstand current | 7KA | 9KA | 13KA | 50KA | 55KA | |||||||
| Rated limit short-circuit current | 100KA | 70KA | 100KA | 120KA | 80KA | |||||||
| Control power supply voltage | DC 24V 48V 110V , AC 220V | |||||||||||
| Conversion time(s) | 0.5 | 1 | 1.1 | 1.2 | 1.25 | 2.45 | ||||||
