Phoenix Contact 2866763 QUINT-PS/1AC/24DC/10 240W PSU

Product Overview

Phoenix Contact 2866763 QUINT-PS/1AC/24DC/10: Industrial Resilience for Harsh Environments

The Phoenix Contact 2866763 QUINT-PS/1AC/24DC/10 is a 240W single-phase DIN Rail power supply engineered for continuous, uninterrupted operation in the most demanding industrial environments. Designed under Phoenix Contact’s renowned QUINT Series philosophy — where reliability is not optional — this unit delivers a stable 24 VDC output at up to 10 A, even when subjected to extreme temperature fluctuations, high humidity, persistent vibration, heavy dust ingress, and intense electromagnetic interference (EMI). Whether deployed in a petrochemical control cabinet, a mining automation panel, or a water treatment SCADA enclosure, the QUINT-PS/1AC/24DC/10 maintains output integrity where lesser power supplies fail.

Its wide-range AC input (85–264 VAC) accommodates unstable grid conditions common in heavy industry, while the integrated SFB (Selective Fuse Breaking) technology delivers up to 200% rated current for 12 ms to reliably blow downstream fuses without nuisance tripping. The unit’s active power factor correction (PFC) reduces harmonic distortion on the supply network — a critical feature in facilities with large variable frequency drives (VFDs) or motor starters sharing the same electrical infrastructure.

Rugged Specifications Table

Comprehensive Protection Solutions

In modern industrial control architectures, a power supply is only as reliable as the ecosystem it supports. The QUINT-PS/1AC/24DC/10 is purpose-built to serve as the backbone of a fully protected control cabinet. It pairs seamlessly with the Phoenix Contact QUINT-DIODE/40 redundancy module, enabling dual-channel power feed configurations that eliminate single points of failure in critical 24 VDC bus systems. When combined with the QUINT-BUFFER/24DC/40 capacitive buffer module, the system can sustain output for several seconds during mains interruptions — protecting Siemens S7-300 or S7-1500 PLC CPU modules, ET 200SP distributed I/O racks, and Profibus DP or PROFINET communication modules from uncontrolled shutdowns that could corrupt program memory or trigger unsafe machine states.

For installations requiring precise load monitoring, the QUINT-PS/1AC/24DC/10 integrates with Phoenix Contact’s QUINT-CHECK/24DC monitoring relay, which provides real-time signaling of output voltage deviations — an essential safeguard when powering safety relay modules such as the PSR-SCP series or Pilz PNOZ safety controllers. In high-density panel designs, the unit’s 45 mm slim profile allows it to be mounted alongside Phoenix Contact CLIPLINE terminal blocks, TRABTECH surge protection devices, and Weidmüller or Phoenix Contact marshalling terminals without consuming excessive rail space.

Variable frequency drives (VFDs) and servo amplifiers generate significant conducted EMI on the 24 VDC bus. The QUINT-PS/1AC/24DC/10’s active PFC and robust output filtering suppress these disturbances, protecting downstream Modbus RTU, EtherNet/IP, or HART field instruments from communication errors. This makes it an ideal companion for Endress+Hauser or Yokogawa field transmitters, Pepperl+Fuchs intrinsic safety barriers, and Turck or Balluff I/O-Link masters installed in process automation panels.

Application in Critical Infrastructure

Across the world’s most demanding industrial sectors, the Phoenix Contact 2866763 QUINT-PS/1AC/24DC/10 has established a track record of dependable service. In upstream oil and gas facilities, where control panels may be located in Zone 2 hazardous areas subject to explosive atmospheres, the unit’s ATEX-compatible design and robust EMC shielding ensure that PLC-based emergency shutdown (ESD) systems and fire and gas (F&G) detection panels receive clean, uninterrupted 24 VDC power — even during generator switchovers or lightning-induced transients on the supply network.

In underground mining operations, where vibration from blasting and heavy machinery is constant and ambient temperatures can swing dramatically between shifts, the QUINT-PS/1AC/24DC/10’s wide operating temperature range (-25°C to +70°C) and IEC 60068-2-6 vibration compliance prevent the premature failures that plague standard commercial power supplies. Conveyor control panels, ventilation fan drives, and pump station automation systems all benefit from the unit’s SFB technology, which protects against short-circuit cascades that could halt production lines.

Water and wastewater treatment plants present a unique challenge: high ambient humidity, corrosive chemical vapors, and the need for 24/7 unattended operation. The QUINT-PS/1AC/24DC/10’s sealed housing and conformal-coating-ready design make it well-suited for SCADA-connected remote terminal units (RTUs), chemical dosing pump controllers, and UV disinfection system panels. In steel mills and aluminum smelters, where electromagnetic interference from arc furnaces and induction heaters is extreme, the unit’s EN 61000-6-2 industrial immunity rating ensures that DCS historian servers, HMI panels, and fieldbus segment couplers continue to communicate without data corruption or spurious alarms.

Power generation facilities — whether coal-fired, gas turbine, or renewable — rely on the QUINT-PS/1AC/24DC/10 to power protection relay panels, excitation control systems, and turbine governor I/O racks, where a power supply failure could trigger a forced outage with significant financial and safety consequences.

Security & Quality FAQ

Q1: What does the 12-month warranty cover, and how is it enforced?
Every Phoenix Contact 2866763 QUINT-PS/1AC/24DC/10 unit shipped by TOPNLMS is covered by a 12-month warranty from the date of delivery. This covers manufacturing defects, premature component failure, and output specification deviations under normal operating conditions. In the event of a warranty claim, TOPNLMS provides a replacement unit or full refund after technical verification. Contact [email protected] to initiate a warranty case.

Q2: How is each unit tested before shipment?
All units undergo pre-shipment functional testing, including output voltage verification at no-load and full-load conditions, SFB response validation, and visual inspection for physical damage. Units that do not meet Phoenix Contact’s published specifications are quarantined and not shipped. A test report is available upon request for critical infrastructure procurement.

Q3: Is this unit compatible with my existing Siemens, Rockwell, or Schneider PLC system?
Yes. The QUINT-PS/1AC/24DC/10 outputs a standard 24 VDC bus voltage compatible with virtually all major PLC, DCS, and I/O platforms, including Siemens SIMATIC S7, Allen-Bradley ControlLogix/CompactLogix, Schneider Electric Modicon M340/M580, ABB AC500, and Mitsubishi MELSEC series. No special configuration is required — simply connect to your 24 VDC distribution bus and commission per your panel design.

Q4: Can TOPNLMS guarantee long-term supply for ongoing maintenance and spare parts programs?
Yes. TOPNLMS maintains stock of the 2866763 QUINT-PS/1AC/24DC/10 and other QUINT Series components to support planned maintenance shutdowns, emergency replacements, and multi-year spare parts agreements. For volume procurement or scheduled delivery programs, contact [email protected] or call +86 18359293191 to discuss a supply agreement tailored to your facility’s maintenance schedule.