Phoenix Contact 2866792 | QUINT-PS/3AC/24DC/20 480W Three-Phase Power Supply

The Phoenix Contact 2866792 is a high-performance three-phase DIN rail power supply from Phoenix Contact’s third-generation QUINT POWER GEN3 series, with the official model QUINT-PS/3AC/24DC/20. Providing stable 24V DC 20A continuous output and 480W rated power, the 2866792 supports ultra-wide three-phase AC and DC dual input, solving power instability issues caused by industrial three-phase grid imbalance and voltage deviation. As an original Phoenix Contact 2866792 power module, it integrates high energy efficiency, SFB selective breaking and permanent POWER BOOST functions, delivering consistent and reliable power output for heavy-duty three-phase industrial automation systems.

Professional Technical Specifications

Optimized for three-phase industrial power distribution environments, the Phoenix Contact 2866792 features robust circuit design and wide environmental adaptability, supporting long-term full-load continuous operation in harsh factory conditions.

• Part Number：2866792

• Full Model：QUINT-PS/3AC/24DC/20 (GEN3)

• Three-Phase AC Input：320V AC ~ 575V AC universal wide voltage range

• DC Backup Input：450V DC ~ 800V DC wide adaptive input

• Rated Output：24V DC / 20A continuous stable current

• Rated Power：480W industrial standard output power

• Output Voltage Adjustment：18V DC ~ 29.5V DC precise regulation

• Conversion Efficiency：Up to 93% high energy-saving efficiency

• POWER BOOST Performance：1.5 times permanent overload current for tough load startup

• SFB Protection Technology：6 times instantaneous short-circuit current for fast branch tripping

• Safety Isolation：4kV reinforced industrial insulation grade

• Operating Temperature：-25℃ ~ +70℃ wide industrial temperature range

• Temperature Derating：2.5%/K load derating above 60℃

• Protection Grade：IP20 dust and touch safety protection

The dual AC/DC wide-range input design of the 2866792 Phoenix Contact three-phase power supply adapts to global three-phase grid standards, effectively resisting unbalanced voltage fluctuations and ensuring stable 24V DC output for core industrial loads.

GEN3 Upgraded Functional Advantages

Different from conventional three-phase power modules, the Phoenix Contact 2866792 inherits the upgraded performance of QUINT GEN3 series, focusing on system stability and intelligent fault tolerance. The built-in POWER BOOST permanent power reserve provides sustained overload capability, reliably starting heavy loads such as servo systems and large valve groups that are prone to startup failure.

Equipped with exclusive SFB selective fuse breaking technology, the Phoenix Contact 2866792 can quickly isolate short-circuit faulty branches without shutting down the entire power system, greatly improving industrial system continuity. With up to 93% high conversion efficiency, the 2866792 minimizes heat generation and power loss during full-load operation. Comprehensive overvoltage, overcurrent, overload and over-temperature protection mechanisms realize automatic fault protection and recovery, suitable for unattended long-term industrial operation scenarios.

System Compatibility & Industrial Application

The three-phase Phoenix Contact 2866792 24V 20A power supply is specially designed for high-reliability industrial scenarios with three-phase power access. The 2866792 QUINT power supply stably drives high-power PLC systems, multi-axis servo equipment, industrial detection instruments and high-density sensor groups in heavy industrial environments.

It is widely applied in mechanical manufacturing equipment, petrochemical control cabinets, large water treatment systems and factory central power distribution systems. The genuine Phoenix Contact 2866792 supports parallel redundant expansion, effectively improving power supply system fault tolerance, and is an ideal power solution for three-phase industrial project construction and old equipment renovation.