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The Sensata APL/UPL Series APL111RR-1817-3 is a 3-pole hydraulic magnetic circuit breaker designed for reliable power switching, circuit protection, and control. It features a lever actuator for manual operation and a panel mount for secure installation.
This circuit breaker operates similarly to an ON-OFF switch, opening and closing circuits under normal load conditions. Upon detecting an overload, its internal mechanism trips, forcibly opening the contacts and returning the handle to the OFF position. The 'trip free' design ensures the internal contacts cannot be held closed during an overload, even if the handle is manually held ON.
This product is part of the APL/UPL legacy line and is designated as 'Existing Design-In Only'. Sensata Technologies recommends the Airpax™ IAL series for new designs. While designed for industrial, military, and information processing applications, its precision operation makes it suitable for various demanding environments.
Key specifications include a 3-pole configuration, magnetic hydraulic delay type, and panel mounting. The APL/UPL family is recognized by UL per UL STD. 1077 as supplementary protectors and certified by CSA per CSA STD. C22.2–No. 235.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The Sensata APL111RR-1817-3 is a 3-pole hydraulic magnetic circuit breaker.
The Sensata APL111RR-1817-3 is designed for panel mounting.
The actuator type for the APL111RR-1817-3 is a lever.
The APL111RR-1817-3 circuit breaker has 3 poles.
No, the APL/UPL Series, including the APL111RR-1817-3, is a legacy product and no new design-in orders are being accepted.