California Instruments 2750L AC Power Source

The California Instruments 2750L-1P is a single-phase AC power source designed to simulate and test AC power conditions. It has a programmable output with adjustable voltage, frequency, and current, making it suitable for research and development, manufacturing, and compliance testing scenarios. The unit’s high-frequency Pulse Width Modulation (PWM) design contributes to its compact size, efficiency, and reduced heat dissipation. ### Technical Specifications **General**
* **Product Line:** L Series
* **Power Output:** 2750 VA (at 35°C), 2700 VA (at 50°C)
* **Configuration:** Single-phase
* **Controller Type:** Programmable (-P controller)
* **Output Regulation:** True RMS sensing for accurate voltage regulation
* **Efficiency:** High efficiency, dissipating less heat than previous generations and allowing up to 10% additional output power
* **Cooling:** High frequency PWM design contributes to lower heat dissipation **Electrical Specifications**
* **Output Voltage Ranges:** * Standard: 135 V / 270 V L-N * Optional: 67.5 V / 135 V, 156 V / 312 V, 200 V / 400 V (L-N)
* **Output Frequency:** * Full power delivery from 45 Hz to 2000 Hz (for “P” models, excluding 6000L) * Programmable down to 17 Hz at reduced voltage * Optional Extended High Voltage (EHV) range (200/400V) specified for full power from 45 Hz to 1000 Hz
* **Current Limit:** Adjustable current limit per phase
* **Output Current (at full output voltage):** * 135 V range: 6.66 A (at 50°C), 7.40 A (at 35°C) * 270 V range: 3.30 A (at 50°C), 3.70 A (at 35°C)
* **Frequency Resolution:** 0.01 Hz (45.00 Hz to 99.99 Hz), 0.1 Hz (100.0 Hz to 999.9 Hz)
* **Transient Programming:** Programmable over time or cycles
* **Measurement Capability:** Full measurement capability with programmable controllers
* **AC Line Condition Simulation:** Capable of simulating non-standard AC line conditions and line disturbances **Interfaces & Control**
* **Front Panel Control:** Output parameters controllable via the front panel
* **Programmable Controller:** Supports Abbreviated Plain English (APE) and ATLAS-based control languages
* **Bus Programming:** Standard with -P controller, compatible with VXI, MXI, and RS232 (via translators) * Allows programming and measurement function readback
* **Remote Voltage Programming:** Optional RPV input allows amplitude control using an external 0-10 VDC signal
* **Software:** Graphical User Interface (GUI) available for PC control, offering steady-state control, transient program creation, and waveform capture **Physical Specifications**
* **Size:** Compact size, providing more power per inch compared to other AC supplies
* **Rack Mountability:** Rack slides (Model CTS-1-20-B307-2) can be attached **Options**
* **-AX:** Provides separate isolated 26 VAC regulated and 5 VAC unregulated auxiliary outputs * 26 V Output: 3 ARMS current capacity, ±2% accuracy, 360/440 Hz * 5 V Output: 5 ARMS current capacity, ±5% accuracy
* **-UP:** Allows 3-phase L-L voltage input from 342 V to 456 V (for systems configured from Model 4500L and up)
* **-HV:** High Voltage option, changes output transformer to 156 V / 312 V L-N
* **-EHV:** Extra High Voltage option, changes output transformer to 200 V / 400 V L-N (for frequencies 45 Hz to 1000 Hz only)
* **-LV:** Low Voltage option, changes output transformer to 67.5 V / 135 V L-N
* **-LKM:** Clock/Lock Master Unit
* **-LKS:** Clock/Lock Slave Unit ### Why Choose Aumictech for California Instruments 2750L-1P? At Aumictech, we specialize in supplying high-end AC power source equipment. Whether you need reliable power simulation for R&D, precise testing for manufacturing, or comprehensive compliance testing, our team ensures the California Instruments 2750L-1P delivers maximum performance for your application.