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The Sensata ATR20 Series thermal circuit protector, part number ATR20-W-63S-B1-N-20.0A-0, is a single-pole device designed for reliable current overload protection. It features a thermally operated, trip-free snap-acting mechanism.
This protector is rated for 20 Amps and operates at 250 VAC or 50 VDC. It supports a maximum breaking capacity of 60A for currents above 6A and 8x In for currents below 6A. The device has an operational life of 1000 cycles at 2x In and a maximum operating temperature of 60°C ambient.
Designed for general industrial applications, the ATR20 series offers various mounting configurations, including panel mount. It features a push-to-reset actuator for easy operation. Applicable approvals include UL 1077, CSA 22.2 No. 235-04, and TÜV EN 60934.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 20 Amps.
It is rated for 250 VAC and 50 VDC.
It uses a thermal tripping mechanism that is trip-free on current overloads.
It features a push-to-reset button.
The maximum operating temperature is 60°C ambient.
The operational life is rated for 1000 cycles at 2x In.