Product Short Description
Product Introduction
The GE 8913-PS-AC is a high-performance dual-output AC-DC power supply module from General Electric’s PAC8000 series, engineered for industrial automation and safety-critical systems. It adopts advanced flyback conversion technology with a constant 130 kHz switching frequency and power factor correction to convert 85-264 VAC input into two isolated, regulated DC outputs (12 VDC and 24 VDC). The module is DIN – rail mountable, designed to meet IEC/EN60950, EN61010 – 1, and EN 50178 standards, and certified for Class 1 Division 2/Zone 2 hazardous areas, delivering reliable power to control systems, I/O modules, and field instruments in harsh industrial environments. It integrates seamlessly with GE’s FireBus FB – 8000 Process Control Systems and FB – 8800 Safety Systems, ensuring continuous operation of critical equipment.
Description
Technical Specifications
| Parameter | Details |
|---|---|
| Brand | GE (General Electric) |
| Model | 8913-PS-AC |
| Product Type | Dual-Output Industrial AC-DC Power Supply Module (PAC8000 Series) |
| Input Voltage Range | 85-264 VAC (universal AC input) |
| Output Channels | Channel 1: 24 VDC (regulated); Channel 2: 12 VDC (regulated) |
| Output Current | Channel 1: 5 A; Channel 2: 5 A |
| Output Power | Channel 1: 120 W; Channel 2: 60 W; Total: 180 W |
| Output Voltage Stability | ＜±1% (both channels) |
| Switching Frequency | 130 kHz (constant) |
| Efficiency | Up to 90% (full load) |
| Operating Temperature Range | -40°C to +70°C |
| Storage Temperature Range | -40°C to +85°C |
| Humidity Range | 5% – 95% (non – condensing) |
| Mounting Type | DIN rail (35 mm standard) or panel mount |
| Dimensions | 120 mm (W) × 200 mm (H) × 50 mm (D) |
| Weight | 1.36 kg (3.00 lbs) |
| Certifications | CE, UL, cUL, ATEX, IECEx (Class 1 Div 2/Zone 2) |
| Protection Features | Overvoltage Protection (OVP), Overcurrent Protection (OCP), Short – Circuit Protection (SCP), Over – temperature Protection (OTP) |
| Safety Standards | IEC/EN60950, EN61010 – 1, EN 50178 |
| Redundancy Support | Yes (paired with a second 8913-PS-AC for redundant configuration) |
Functional Features
- Dual Isolated Regulated Outputs: Supplies two independent, precise DC outputs (24 VDC/5 A and 12 VDC/5 A) with ＜±1% stability, meeting the power requirements of diverse industrial components simultaneously.
- Hazardous Area Certification: Certified for Class 1 Division 2/Zone 2 hazardous areas, enabling safe power delivery to instruments in oil and gas, chemical, and pharmaceutical facilities.
- Advanced Conversion Technology: Uses flyback conversion with a 130 kHz constant switching frequency and power factor correction, achieving up to 90% full – load efficiency, reducing energy loss and heat generation.
- Comprehensive Protection Mechanisms: Integrated OVP, OCP, SCP, and OTP safeguard the power supply and connected devices from electrical faults, minimizing downtime and ensuring system safety.
- DIN – Rail Mountable Design: Standard 35 mm DIN – rail mounting allows for quick installation in control panels and easy integration with PAC8000 I/O carriers and FireBus systems.
- Wide Operating Range: Operates reliably from -40°C to +70°C and 5% – 95% non – condensing humidity, withstanding extreme temperatures, vibration, and dust in industrial sites.
- Redundancy Capability: Supports redundant pairing with another 8913-PS-AC module, ensuring uninterrupted power supply in case of a single module failure.
- Global Compliance: Meets international safety and quality standards (CE, UL, cUL, ATEX, IECEx), facilitating worldwide deployment in industrial applications.
- Status Monitoring: Equipped with LED indicators for input power, output status, and fault alarms, enabling real – time system health checks and rapid troubleshooting.
Application Scenarios
- Fire & Gas Safety Systems: Powers FireBus FB – 8000/FB – 8800 safety systems and field instruments in Zone 2/Division 2 hazardous areas, ensuring compliance with safety regulations in refineries and chemical plants.
- Industrial Automation & Control: Supplies dual – output power to PLCs, DCS controllers, I/O modules, and HMIs in manufacturing lines, supporting continuous production processes.
- Oil & Gas Upstream/Midstream Operations: Provides reliable power to wellhead monitoring, pipeline flow control, and safety shutdown systems, operating stably in remote and harsh environments.
- Chemical & Petrochemical Plants: Powers distributed control systems and intrinsically safe instruments in explosive atmospheres, adhering to strict safety standards for process control.
- Power Generation Facilities: Supports turbine control systems, generator protection relays, and SCADA components in thermal, hydro, and renewable energy plants, ensuring stable operation of critical equipment.
- Marine & Offshore Installations: Ideal for shipboard automation, offshore drilling rigs, and platform control panels, withstanding salt spray, vibration, and voltage fluctuations while meeting hazardous area certifications.
- Mining & Heavy Industry: Powers control systems for mining equipment, conveyor belts, and heavy machinery, maintaining reliable performance in dusty, high – vibration, and extreme – temperature conditions.
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