The California Instruments 4500LS/slave is a precision AC power source designed for a wide range of testing and power conditioning applications. This unit offers stable and reliable AC power, programmable voltage and frequency, and comprehensive measurement capabilities. Ideal for simulating various worldwide power conditions, it ensures accurate and repeatable testing for product development and quality assurance.
## Technical Specifications
### Electrical
* **Power Output:** 2000–18000 VA (depending on configuration)
* **Output Voltage Ranges:**
* Standard: 0-135V or 0-270V L-N
* Programmable range change included.
* All phases have the same amplitude.
* For 3-phase L-L voltage (with -UP option on Model 4500L and up): 342 V to 456 V
* **Output Frequency:**
* Models with -PT controller: 17 Hz to 550 Hz
* Models 4500L-3 and 6000L-3: 17 Hz to 5 kHz
* Models 4500L-1, 9000L, and 13500L: 17 Hz to 2 kHz
* Models 6000L-1, 12000L, and 18000L: 17 Hz to 440 Hz
* High Frequency Power Available (with specific configurations): 45 Hz to 5000 Hz
* Output frequency can be programmed down to 17 Hz at reduced output voltage.
* **Output Current:**
* 0–132 A (range dependent on voltage and model)
* For 4500VA three-phase models: 20 amps (3-phase, 187-252 VL-L input)
* 5.56 amps from 135 to 270 volts (for 4500VA model)
* Linearly derate from full current at 1/2 of full-scale voltage to 0.5 amps at 5.0 volts.
* Repetitive Peak Current: 13.9 amps RMS (15 amps RMS with HV Option)
* Non-Repetitive Peak Current (10ms): 15 amps RMS (13 amps RMS with HV Option)
* **Voltage Accuracy:**
* With Programmable Controller: ±0.7% of full scale from 5% of full scale to full scale (45Hz to 550Hz)
* With External Sense inputs: ±1°C, constant line and load conditions after 30 minute warm-up.
* **Load Regulation:**
* With Programmable Controller: ±0.05% of full scale (No Load to Full Load)
* **Line Regulation:**
* With Programmable Controller: ±0.02% of full scale (for ±10% line change)
* **Stability (Amplitude):** ±0.25% over 24 hours at constant line, load, and ambient temperature.
* **Total Harmonic Distortion (THD):**
* Less than 1%, 45Hz to 2kHz (with Linear Load)
* Less than 2%, 2kHz to 5kHz (with Linear Load)
* 0.5% typical, 1% max (with Linear Load, harmonics and noise to 80 KHz)
* **Output Noise:** 200 millivolts RMS (20 KHz to 1 MHz)
* **Power Factor:** 0 to 1
* **Crest Factor:** 2.5
* **Efficiency:** Greater than 80% typical
* **Input Voltage Ranges:**
* Models 1501L and 1503L: 115V or 230V ±10% single phase
* Model 4503L: 187V to 252V three-phase L-L
* -UP Option (Model 4503L only): 187V to 456V L-L
* 3-Phase, 187 – 252 VL-L (for 4500FX model)
* **Input Frequency:** 47Hz to 440Hz
* **Line Inrush Current:** 178 amps (for 4500FX model)
* **Input to chassis Isolation:** 500 VRMS (Neutral to chassis)
* **Output to chassis Isolation:** 500 VRMS
### Features
* **Master/Slave Configuration:**
* The 4500LS/slave is a slave unit designed to operate with a master unit.
* -LKM Clock/Lock Master Unit and -LKS Clock/Lock Slave Unit options are available.
* Only one slave unit can be driven from a master unit.
* **Programmable Controller:**
* Embedded oscillator/controller.
* Factory configured to specific requirements.
* Supports Abbreviated Plain English (APE) programming and ATLAS-based control language.
* SCPI (Standard Commands for Programmable Instruments) commands are supported with the -ADV option.
* Bus programming (standard with -P, -PT) allows programming and measurement function readback.
* Compatible with VXI, MXI, and RS232 (via translators).
* Automatic remote calibration and comprehensive self-tests.
* Transient programming over time or cycles (with -P controller).
* Output settling times are longer with the -P controller due to RMS sense response time compared to the -PT controller.
* **Manual Controller (-M Option):**
* Ideal for portable or benchtop applications where local control is sufficient.
* Optional remote programmable voltage input allows amplitude control using a DC input signal (RPV option).
* **Auxiliary Outputs (-AX Option):**
* Provides separate isolated 26 VAC regulated and 5 VAC unregulated outputs.
* 26 Volt Output: Accuracy ±2%, Current Capacity 3 ARMS, Frequency 360/440 Hz, Regulation ±0.05%.
* 5 Volt Output: Accuracy ±5%, Current Capacity 5 ARMS.
* Available on Models 2750L, 4500L, and 1503L only.
* **Three-Phase Voltage (-UP Option):**
* Allows systems configured from Model 4500L and up to accept 3-phase L-L voltage from 342 V to 456 V.
* **Protection Features:**
* Overcurrent
* Overpower
* Short circuit
* Overtemperature
* Current limit trip (standard with programmable units)
* Adjustable current limit on all units.
* Thermal protection: OVERTEMP indicator illuminates, system automatically recovers.
### Interfaces
* **Front Panel Control:** Available for manual operation.
* **IEEE-488 Bus:** Standard for bus programming and measurement function readback.
* **VXI Bus:** Compatible with VXI systems.
* **MXI Bus:** Compatible with MXI systems.
* **RS232:** Supported via recommended translators.
* **Clock/Lock:** Optional for master/slave synchronization.
* -LKM Clock/Lock Master Unit
* -LKS Clock/Lock Slave Unit
### Physical
* **Rack Mountable:** Designed for 19” (483 mm) instrument rack mounting.
* **Rack Slides:** Required for mounting in a standard 19” instrument rack.
* **Dimensions:** Front panel dimensions per EIA standard RS-310 and MIL-STD 185.
* **Small Size:** Provides more power per inch than most other AC supplies.
* **Low Heat Dissipation:** Highly efficient, dissipating less heat than previous generation systems.
* **Light Weight:** Important for portable applications.
### Compatibility
* **Master/Slave Operation:** Designed to function as a slave unit synchronized with a master unit via the Clock/Lock option.
* **AC Power Systems:** Can be combined with other 4500L-M units to form AC power systems up to 30,000 VA, single-phase or three-phase.
* **ATE Systems:** Ideal for Automated Test Equipment (ATE) applications.
* **Avionics Applications:** Can be configured with 26V and 5V auxiliary outputs (-AX option) for avionics applications.
* **MIL-STD-704 Test:** Supported with the -704 option when using -P and -PT controllers.
* **RTCA/DO-160 Test:** Supported with the -160 option when using the -PT controller.
Why Choose Aumictech for the California Instruments 4500LS/slave?
At Aumictech, we specialize in supplying high-end AC power source equipment. Whether you need precise voltage and frequency control for product development, reliable power conditioning for quality assurance, or robust simulation of worldwide power conditions for R&D, our team ensures the California Instruments 4500LS/slave delivers maximum performance for your application.
