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The Sensata ATR20 Series is a family of single-pole, thermally operated circuit protectors designed for reliable current overload protection. The ATR20-A-63S-WB2-B-20.0A-2 model offers a 20 Ampere current rating and a 250 VAC / 50 VDC voltage rating, suitable for general industrial applications.
This thermal circuit breaker utilizes a trip-free snap-acting mechanism for dependable operation during overloads. It features a panel mount design for easy integration into control panels and equipment. The device operates with a thermal tripping method and a push-to-reset actuator type.
Key specifications include a maximum breaking capacity of 60A, conditional short circuit capacity of 1000A at 125/250VAC, and an operational life of 1000 cycles at 2x In. The operating temperature range is up to 60°C (140°F) ambient. It is RoHS compliant and meets UL 1077, CSA 22.2 No. 235-04, and TÜV EN 60934 standards.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The standard current ratings available for this series range from 2.5A to 20A, with this specific model rated at 20A.
The voltage rating is 125/250 VAC at 50/60 Hz and 50 VDC.
This circuit breaker supports panel mounting.
The maximum operating temperature is 60°C (140°F) ambient.
Yes, the RoHS status is listed as RoHS3 Compliant.