Omron | K8AK-PA2 | Three-phase Phase-loss Relay
Condition: New Original Packaging
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The Omron K8AK-PA2 monitoring relay stands as a robust solution for ensuring the integrity of three-phase electrical systems. Engineered for precision, this 22.5mm wide device meticulously monitors for voltage asymmetry, phase loss, and incorrect phase sequence across both 3-wire and 4-wire configurations, thereby safeguarding industrial equipment and crucial automation processes. Its wide input voltage range, spanning from 220V to 480V AC, offers versatile applicability in diverse global installations, while its single SPDT relay output reliably signals detected faults. This unit is truly indispensable for maintaining operational continuity and preventing costly downtime in demanding B2B environments.
| Parameter | Specification |
|---|---|
| Functions | Phase Asymmetry, Phase Loss, Phase Sequence |
| Installation Type | DIN Rail |
| Terminal Type | Screw |
| Width | 22.5 mm |
| Connection Method | 3-wire, 4-wire |
| Rated Input Voltage (3-wire) | 380, 400, 415, 480 VAC |
| Rated Input Voltage (4-wire) | 220, 230, 240, 277 VAC |
| Output Type | Relay |
| Contact Description | SPDT (Single-Pole Double-Throw) |
| Output Relay Rating (Resistive Load) | 5 A at 250 VAC, 5 A at 30 VDC |
| Asymmetry Set Value | 2% to 22% |
| Operating Time (Asymmetry) | 0.1 to 30 s |
| Ambient Operating Temperature | -20 to 60¡ãC (no condensation or icing) |
| Indicators | Power (Green), Relay Output (Yellow), Alarm Outputs (Red) |
| Input Load | Approx. 4.4 VA |
Shipping
At itrustbot, we prioritize fast, reliable shipping to minimize your industrial automation downtime, with warehouse operations Monday-Friday (closed on national holidays). Most orders ship within 2–3 business days; some specific items have a 3–5 day lead time, and we’ll notify you promptly of any unexpected delays.
Free Standard Shipping is available for all non-rush/next-day orders (no minimum purchase). For expedited shipping, we use DHL, FedEx, and UPS for items under 150kg; sea freight or economical options are available for heavy/bulky equipment (contact us to arrange). A $100 flat fee + expedited carrier costs applies for rush orders, with same-day dispatch for orders placed before 3:00 PM EST.
Estimated delivery times (after dispatch): USA & Canada/UK & EU (3–7 business days); Australia & New Zealand (4–8 business days); Rest of the World (7–12 business days). Times are estimates only—carrier/customs delays may occur.
Return
Return Windows: Notify us within 30 days of delivery for wrong/defective items (our error); within 14 days for incorrect orders/unwanted items (customer error).
Return Conditions: Items must be unused, in original received condition, and in unopened original packaging. Opened factory boxes are non-returnable unless the item is defective (sealed boxes opened cannot be resold as new).