Product Description
Product Overview
- The Siemens 2866776, part of the Phoenix Contact QUINT series, is a primary-switched power supply unit designed for DIN rail mounting. It features Selective Fuse Breaking (SFB) technology, delivering robust power for industrial automation systems. This single-phase power supply is used in applications such as manufacturing, process control, and building automation, providing reliable operation with advanced diagnostic capabilities.
Technical Specifications
- The 2866776 has the following specifications based on industry sources:
| Specification | Details |
|---|---|
| Model/Part Number | 2866776 (QUINT-PS/1AC/24DC/20) |
| Manufacturer | Siemens (Distributed by Phoenix Contact) |
| Description | Regulated AC/DC Switched-Mode Power Supply Unit with SFB Technology |
| Series | QUINT POWER |
| Input Voltage | 85–264 VAC (120 VAC / 208 VAC / 230 VAC / 240 VAC nominal) 90–350 VDC (110 VDC / 220 VDC / 250 VDC nominal) |
| Output Voltage | 24 VDC (adjustable 22.5–28.5 VDC) |
| Rated Current | 20 A |
| Rated Power | 480 W |
| Network Frequency | 45–65 Hz |
| Efficiency | >90% |
| Ripple | <100 mVpp (with nominal values) |
| MTBF | 940,000 hours |
| Connection Type | Screw-clamp connections |
| Environmental Specifications | Ambient Temperature: -25°C to +70°C Shock: 10 g ½ sine wave for 11 ms Vibration: 1 mm peak to peak from 2 to 13.2 Hz; 0.7 g from 13.2 to 150 Hz Airborne Contaminants: ISA-S71.04–1985 Class G3 Relative Humidity: 5% to 95% non-condensing |
| Dimensions | 90 mm (W) x 130 mm (H) x 125 mm (D) |
| Weight | Approx. 1.5 kg |
| Mounting | DIN rail mounting |
| Protection Class | IP20 |
Additional Details
- The 2866776 includes the following additional information based on industry sources:
- Function: Delivers regulated 24 VDC power with SFB technology, providing up to six times the nominal current for 12 ms to trip circuit breakers selectively; features preventive function monitoring to report critical operating states via constant monitoring of output voltage and current.