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Eaton / Moeller Series
4A, 3P, motor-protective circuit breaker, adjustable overload 1–4A, IEC/UL/CSA
The Eaton/Moeller PKE12/XTU-4 is a standard complete motor-protective circuit breaker designed for reliable overload and short-circuit protection. It provides an adjustable overload release range of 1–4A and supports a rated operational current of up to 32A (depending on the setting). With a switching capacity of 32A AC-3 at up to 690 V, the breaker ensures safe motor protection in demanding applications. Features include phase-failure sensitivity, temperature compensation, and high endurance with 50,000 mechanical and electrical operations. The device is built to IEC/EN 60947-4-1, UL 508, and CSA standards, with IP20 protection and robust wiring terminals suitable for industrial environments.
We source directly from Eaton - 100% genuine, new-in-box certified parts.
| Brand | Eaton / Moeller |
|---|---|
| Model | PKE12/XTU-4 |
| Series | PKE12 |
| Product Type | Motor-Protective Circuit Breaker |
| Setting Range (Overload Release) | 1 – 4 A |
| Rated Uninterrupted Current (Iu) | 32 A (or set value of release) |
| Number of Poles | 3 |
| Function | Overload and short-circuit protection |
| Coordination Type | 1 and 2 |
| Rated Operational Voltage (Ue) | 690 V AC |
|---|---|
| Rated Impulse Withstand Voltage (Uimp) | 6 kV |
| Rated Frequency | 40 – 60 Hz |
| Current Heating Losses | 6 W (3-pole at operating temp) |
| Mechanical Lifespan | 50,000 operations |
| Electrical Lifespan (AC-3, 400 V) | 50,000 operations |
| Max. Operating Frequency | 60 ops./h |
| Motor Switching Capacity | AC-3, up to 690 V: 32 A |
| Overload Release Range | 0.25 – 1 × Iu |
| Short-Circuit Release Tolerance | +20% |
| Phase-Failure Sensitivity | Yes (IEC/EN 60947-4-1, VDE 0660 Part 102) |
| Degree of Protection (Device) | IP20 |
| Ambient Temperature (Operation) | -25 °C to +55 °C |
| Storage Temperature | -25 °C to +80 °C |
| Altitude | Max. 2000 m |
| Terminal Capacity (Solid / Stranded) | 1 × (1–6 mm²) / 18–10 AWG |
| Terminal Torque | Main: 1.7 Nm, Auxiliary: 1 Nm |
| Standards | IEC/EN 60947-4-1, UL 508, CSA C22.2, VDE 0660 |
| Climatic Proofing | IEC 60068-2-78 (constant damp heat), IEC 60068-2-30 (cyclic damp heat) |
| Certifications | IEC / UL / CSA |
Doing business with KM Parts has been a game-changer for our company. Their vast inventory and prompt same-day shipping have significantly minimized our downtime. The team's expertise and willingness to go the extra mile have made them an invaluable partner in our industrial automation needs.
We only sell authorized Eaton/Moeller parts. No knock-offs, no used parts, all warrantied. As the largest authorized stocking USA distributor representing Eaton/Moeller, we’re here to help your company run smoothly, with the best parts available, at competitive pricing, and with minimal downtime.
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