Elgar 503A AC Power Source

The Elgar 503A is a precision three-phase AC power source engineered to simulate and provide a wide array of AC power conditions for comprehensive testing and research applications. This instrument is designed to deliver stable, clean, and precisely controlled AC power, making it suitable for demanding environments within research and development, product validation, and quality assurance laboratories. The modular design, utilizing plug-in oscillators, allows for flexibility in configuring output frequencies and phases, ensuring the Elgar 503A can adapt to evolving testing requirements.

### Technical Specifications

* **Output Power Per Phase:** 167 Watts
* **Total Output Power:** 500 VA (estimated, based on per-phase output and common VA ratings for similar models)
* **Output Voltage (Adjustable):** 0-130 VAC Line-to-Line and Line-to-Neutral
* **Output Configuration:** 3-wire and 4-wire wye, isolated from ground. Any one phase or neutral may be grounded.
* **Output Frequency Range:** 45 Hz to 10.990 kHz (with variable or fixed frequency plug-in oscillator)
* **Output Harmonic Distortion (Full Load):** Less than 0.9% from 45 Hz to 5 kHz; Less than 0.5% from 400 Hz to 1 kHz
* **Load Regulation:**
* Less than 1% Line to Neutral (45 Hz to 5 kHz)
* Less than 1% Line to Line Balanced Load (45 Hz to 800 Hz)
* Less than 3% Line to Line Balanced Load (800 Hz to 5 kHz)
* Adjustable to better than 0.1% for specific load conditions
* **Line Regulation:** +0.25% for a ±10% change in input line voltage
* **Gain Stability:** ±0.25% for 24 hours at constant line, load, and temperature
* **Response Time:** Less than 50 µsec
* **Noise Level:** 70 dB below full output
* **Load Power Factor:** Unity to ±0.7
* **Input Power:** 1.7 kVA maximum (for 1-phase, 115V or 230V, 47-63 Hz operation)
* **Temperature Range:**
* Operating: -20°C to +50°C
* Storage: -40°C to +80°C
* **Weight:** Approximately 130 Lbs

### Electrical Characteristics

* **AC Input Voltage:** Operates from 115V or 230V, single phase, 47-63 Hz
* **Output Voltage Control:** Adjustable via front panel AMPLITUDE control or external programming, depending on the plug-in oscillator used
* **Programmability:** Capable of external programming by computer or digital commands via an Elgar Decoder Programmer Oscillator for automated testing scenarios

### Interfaces

* **Oscillator Integration:** Utilizes plug-in oscillators for frequency and phase control, allowing for a wide range of frequency generation (45 Hz to 10.990 kHz) and multi-phase configurations
* **Output Connections:** Rear panel terminal board for load connection

### Physical Characteristics

* **Construction:** Designed for unobstructed cooling air flow through front and rear panel grills
* **Dimensions:** (Refer to specific model documentation for precise dimensions; typical weight is 130 lbs)

### Compatibility

* **Oscillator Flexibility:** Compatible with various plug-in oscillators (variable or fixed frequency) to achieve specific output requirements
* **Multi-phase Operation:** Can be configured for two-phase or three-phase operation by stacking power amplifiers driven by the same oscillator

### Why Choose Aumictech for the Elgar 503A?
At Aumictech, we specialize in supplying high-end AC power source equipment. Whether you need precise voltage and frequency simulation for product testing, robust power for R&D experiments, or reliable performance for quality control, our team ensures the Elgar 503A delivers maximum performance for your application.