1600.00 USD
APC AP4452A Automatic Transfer Switch (ATS) 120V 20A with Multiple Outlets
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Adorama.com
SponsoredAmerican Power Conversion (APC) AP4452A Automatic Transfer Switch, 2 L5-20 IN
APC AP4452A Automatic Transfer Switch (ATS) 120V 20A with Multiple Outlets
Overview
The APC AP4452A is a robust, rack‑mounted automatic transfer switch designed to provide seamless power continuity for critical equipment. Built by APC, a leader in power protection solutions, this ATS delivers reliable switching between primary and backup sources with minimal interruption.
Design Features
- Compact Rack Mounting: Fits standard 19‑inch racks, conserving valuable space in data centers and server rooms.
- Multiple Outlets: Equipped with ten (10) 5‑20R receptacles, allowing distribution of backup power to multiple devices simultaneously.
- Dual Input Ports: Two L5‑20 input connectors enable connection to both primary and secondary power feeds.
- Clear Indicator Lights: LED status indicators provide instant visual confirmation of source selection and fault conditions.
- Integrated Surge Protection: Built‑in surge suppression protects connected equipment from transient voltage spikes during transfer events.
Technical Specifications
| Parameter | Value |
|---|---|
| Voltage Rating | 120 V AC |
| Current Capacity | 20 A (per input) |
| Number of Outlets | 10 × 5‑20R |
| Input Configuration | 2 × L5‑20 (primary & backup) |
| Output Configuration | 10 × 5‑20R |
| Transfer Time | ≤ 0.4 seconds |
| Surge Protection Rating | 1 kA |
| Operating Temperature | −10 °C to +50 °C |
| Dimensions (W × H × D) | 19″ × 4.5U × 3.9″ |
| Weight | 2.8 kg |
Operating Principles
The AP4452A continuously monitors the voltage of both primary and backup sources. When a drop or interruption is detected in the primary feed, the device automatically switches to the backup source within 0.4 seconds, ensuring that connected equipment remains powered without noticeable downtime. Once the primary source recovers, the ATS seamlessly returns power to it, maintaining system integrity.
Installation Guide
- Mounting: Secure the unit into a 19‑inch rack using the provided mounting brackets. Ensure proper alignment of input and output panels.
- Cabling: Connect primary power to the first L5‑20 inlet, backup power to the second L5‑20 inlet. Use appropriate gauge cables rated for 120 V/20 A.
- Grounding: Attach the grounding wire to the chassis ground terminal to meet safety standards.
- Testing: Verify LED indicators show correct source status before connecting critical equipment. Perform a manual transfer test by disconnecting the primary feed and observing automatic switch‑over.
Compatibility
The ATS is fully compatible with APC UPS systems, other commercial UPS solutions, and any standard 120 V AC power infrastructure. Its rack‑mounted design makes it ideal for integration into server racks, network cabinets, and control panels where space efficiency is paramount.
Maintenance & Troubleshooting
- Regular Inspection: Check cable connections and LED indicators monthly to ensure proper operation.
- Surge Event Log: Monitor surge protection logs (if available) for repeated transient events that may indicate upstream issues.
- Fault Conditions: If the unit fails to switch, verify input voltages and inspect for physical damage or loose connections.
- Reset Procedure: In case of a fault indication, disconnect both inputs, wait 30 seconds, then reconnect to reset the device.
Conclusion
The APC AP4452A Automatic Transfer Switch offers a reliable, space‑saving solution for maintaining continuous power to critical systems. With its rapid transfer capability, multiple outlets, and integrated surge protection, it stands as an essential component in any high‑availability power architecture.
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