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General| Model | HL-3 |
|---|---|
| Manufacturer | Federal Pioneer |
| Interrupting Capacity | 10kA |
| Mounting | Plug-in |
| Poles | 3 |
Guidance on connecting power terminals, ensuring clean, secure joints to prevent overheating.
Procedure for inserting and removing drawout mounted breakers between positions.
Explanation of how grounding continuity is established during breaker positioning.
Steps and interlocks required before attempting to close the breaker.
Overview of mechanical interlocks and padlock provisions to prevent unintended closing.
Explanation of how the breaker is opened via manual or electrical trip devices.
Details on the USD solid state overcurrent relay and its protection capabilities.
Explanation of the anti-single-phase device and blown fuse indicator operation.
Mechanism that prevents reclosing after an overload trip until manually reset.
Steps for visual inspection, wiring check, interlock testing, and manual operation.
Specific pre-service checks for fixed mounted and drawout mounted breaker types.
Defines inspection, lubrication, and servicing intervals based on operations and environment.
Step-by-step guide for performing basic breaker maintenance, including disassembly and cleaning.
Procedure to adjust the eccentric bolt for proper toggling of the closing linkage.
Performing mechanical and electrical tests on the anti-single-phase device.
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