California Instruments high performance, high reliability ac power sources

are available in the UK from TTi.

California Instruments MX series 11 ac power supplies - available in the UK from TTi

 

Description
The MX Series offers high levels of AC and DC power in a relatively compact floor standing cabinet. Available in power levels between 15kVA and 45 kVA per unit, the MX Series represents the most versatile AC/DC power system available today. The MX Series is a full-featured source offering transient generation, arbitrary waveform generation, standard measurements, harmonic analysis and waveform acquisition.
Multi-unit configurations support powers to 135kVA and beyond.

Controller Capabilities
The MX Series uses a sophisticated digital signal processor based arbitrary waveform generator and power analyzer. This integrated, multi instrument approach, effectively eliminates the need for additional equipment to create an complete AC and DC power test system. Using a large graphical LCD display, the advanced measurement and analysis capabilities can be accessed directly from the front panel without the need for remote control. For ATE applications, both IEEE-488 and RS232C interfaces are included and Windows™ Graphical User Interface application software comes with each MX unit.

 Download Brochure/Data Sheet 

Flexible Configurations
Configuration options include both single and multiple unit systems for a wide range of power levels. The MX45-3Pi offers both single and three phase output capability at a power level of 45 kVA. Multiple MX45 chassis can be combined to provide higher power levels for three phase applications.

Exclusive Features
Arbitrary waveform generation
Extensive output transient generation
Voltage, Current and Power measurements
Harmonic analysis of Voltage and Current
Waveform acquisition of Voltage and Current
Programmable output impedance (Model MX45-3Pi in 3 phase mode)
Full output power with 0 to 1 power factor
Drive high inrush current input stages
High peak current capability
Convenient floor standing chassis
SCPI programming language support and free application software
Optional MIL-STD704 (rev D and E), RTCA/DO-160D, IEC 61000-4-11p and IEC 61000-4-13 tests

Applications
The extended output frequency range of 16 Hz to 819 Hz makes the MX Series suitable for both commercial and avionics applications. Dual voltage ranges (3Pi models or -R option) provide maximum output current at 80 % of voltage range and constant power from 80 to 100 % of V range. The built in measurement and analysis functions eliminate the need for additional test equipment.

Remote Control
All MX Series AC/DC power systems include a Windows™ Graphical User Interface (GUI) program. The GUI supports all functions and capabilities of the MX Series. The following tasks can easily be performed through this graphical user interface using either the IEEE-488 or RS232C interface:
Define custom waveforms by specifying their harmonic content
Define custom waveforms by free-hand drawing with the mouse
Capture output voltage and current waveforms
Compile lists of transient programs on disk for quick recall and execution
Run IEC 61000-4-11p (requires option -411), IEC 61000-4-13 (requires option -413), IEC 61000-4-14, IEC61000-4-17, IEC 61000-4-28 and IEC 61000-4-29 tests and print test reports.

Run RTCA/DO-160D (requires option -160) or MIL-STD 704D and E tests (requires option -704)
Analyze harmonic content of both voltage and current
Compare stationary harmonic voltage or current components against user defined or pre-defined limits such as IEC 61000-3-2 Harmonics.
Monitor remote control commands over the bus using the built in command viewer window to quickly learn how to program the MX series yourself.
Measure and record key output parameters such as volt rms, current, peak current, real power, and power factor.
Of course, drivers for popular programming environments such as LabView™ and LabWindows/CVI™ are available as well for custom software development. If needed, the front panel can be locked out to prevent operator intervention during test runs.

Available Models:
Determine the output power level and the number of phases (1 or 3) required for your application. Select the correct model number from the table below.
Configuration No of chassis AC Power DC Power VoltageRanges L-N Output phases
MX45-1 1 45 kVA 30 kW 150 or 300 1
MX45-3 1 45 kVA 30 kW 150 or 300 3
MX45-3Pi 1 45 kVA 30 kW 150 & 300 1 & 3
MX90-3 2 90 kVA 60 kW 150 or 300 3
MX90-3Pi 2 90 kVA 60 kW 150 & 300 3
MX135-3 3 135 kVA 90 kW 150 or 300 3
MX135-3Pi 3 135 kVA 90 kW 150 & 300 3

Included with each MX Series system
User Manual in Adobe Acrobat format on CD ROM
Programming Manual in Adobe Acrobat format on CD ROM
MXGUI Program and User Manual on CD ROM with 3Pi controllers or -P option
RS232C Serial Cable 9 pin to 9 pin with 3Pi controllers or -P opton

Factory Installed Options - Standard Controller:
-150 Specifies 150 V output range (select one with standard controller)
-300 Specifies 300 V output range (select one with standard controller)
-LF Maximum frequency limited to 500 Hz.
-P RS232C and IEEE-488 remote control interface
-R Programmable Voltage Range change. Provides dual output voltage ranges.

Factory Installed Options - 3Pi Controller:
-160 RTCA/DO-160D test firmware. (AC and DC tests)
-411 IEC 61000-4-11 pre-compliance test firmware.
-413 IEC 61000-4-13 test firmware.
-704 Mil Std 704E test firmware. Supports rev D and E. (AC and DC tests)
-HV Additional AC coupled 400 V L-N output range
-XV Additional AC coupled output range, consult factory.
-LF Maximum frequency limited to 500 Hz.
-LKM Clock and Lock mode, master
-LKS Clock and Lock mode, auxiliary
-MB Reconfiguration capability for Multi box power systems.
-WHM Watt Hour Measurements

Accessories:
OMNI-3-75 Three-phase Impedance matching network for IEC-61000-3-3/11 flicker tests.

Specifications

Output
Modes
Standard controller: AC and DC
3Pi controller: AC, DC and AC+DC
Frequency DC, 16 Hz - 819 Hz
Load regulation (ALC mode on)

Line Regulation
0.25% DC to 100 Hz
0.5 % 100 Hz to 819 Hz
0.1% for 10 % line change
Output Noise
(20 kHz to 1 MHz)
< 2 Vrms Low V Range
< 3 Vrms High V Range
Harmonic Distortion (linear load) Less than 1% from 16 - 66 Hz
Less than 2% at 400 Hz
Voltage ranges 150 V L-N and/or 300 V L-N.
DC Offset < 20 mV
External Modulation depth 0 - 10 %
Isolation Voltage 300 Vrms output to chassis
Output Relay Push button controlled or bus controlled output relay
Output impedance Model MX45-3Pi in 3-phase mode.

Current capability - AC and DC Mode @ full scale Voltage
  Voltage Range AC RMS DC Current
MX45-1 150 V 300 150
  300 V 150 75
 
MX45-3 (Pi) 150 V 100 50
(per phase) 300 V 50 25
 
MX90-3 (Pi) 150 V 200 100
  300 V 100 50
 
MX135-3 (Pi) 150 V 300 150
  300 V 150 75

Input
Voltage (3 Phase Delta) Input range must be specified when ordering
-208 208 ± 10 % VAC, L-L, Three phase
-230 230 ± 10 % VAC, L-L, Three phase
-400 400 ± 10 % VAC, L-L, Three phase
-480 480 ± 10 % VAC, L-L, Three phase
Line Frequency 47 - 63 Hz
Hold up time > 10 msec

Standard Measurements - MX45
Parameter Range Accuracy* (±) Resolution*
AC Measurements
Frequency 16- 100 Hz
100 - 820 Hz
0.01% + 0.01 Hz 0.01 Hz
0.1 Hz
    < 100 Hz 100 - 819 Hz  
RMS Voltage 0 -400 V 0.05V+0.02% 0.1V+0.02% 10 mV
RMS Current 0 - 150 A 0.15A+0.02% 0.3A+0.02% 1 mA
Peak Current 0 - 400 A 0.15A+0.02% 0.3A+0.02% 1 mA
Crest Factor 0.00 - 6.00 0.05 0.05 0.01
30 VA + 0.1% 0 - 15 kW 30 W+0.1% 60 W+0.1% 1 W
Apparent Power 0 - 15 kVA 30 VA+0.1% 60 VA+0.1% 1 VA
Power Factor 0.00 - 1.00 0.01 0.02 0.01
DC Measurements
DC Voltage 0 - 400 V 0.5 V 10 mV
DC Current 0 - 150 A 0.5 A 1 mA
Power 0 - 10 kW 30 W 1 W
* Measurement system bandwidth = DC to 6.7 kHz. Accuracy specifications are valid above 100 counts. Current and Power Accuracy specifications are times three for MX90, MX135 or MX45-3Pi in single-phase mode. PF accuracy applies for PF > 0.5 and VA > 50 % of range.

Harmonic Measurements
Parameter Range Accuracy* (±) Resolution
Frequency
Fundamental 16.00-1000.0 Hz 0.03% + 0.03 Hz 0.01 Hz
Harmonics 32.00 Hz - 6.7 kHz 0.01 Hz
Phase 0.0 - 360.0° 2° typ. 0.5°
Voltage Fundamental 750 mV 10 mV
Harmonics 2 - 50 0.3% + 750 mV+0.3% /1 kHz 10 mV
Current Fundamental 0.5 A 1 mA
Harmonics 2 - 50 0.3% + 150 mA +0.3% /1 kHz 1 mA
Accuracy specifications are valid above 100 counts. Accuracy specifications are for three phase mode. Harmonics frequency range in single-phase mode is 32 Hz - 19.2 kHz. Current specifications are times three for MX90 and MX135.

System
Non Volatile Memory storage 8 complete instrument setups
200 user defined waveforms (3Pi controller)
Waveforms
Waveform Types
Standard Controller
Sine
Waveform Types
3Pi Controller
Sine
Square
Clipped Sine, 0 - 20 % THD
User defined
User defined waveform storage Four groups of 50 user defined arbitrary waveforms
of 1024 points for a total of 200. One group can be
active at a time.
Transient Programming
Transient Types
Voltage: drop, step, sag, surge, sweep
Frequency: step, sag, surge, sweep
Voltage and Frequency: step, sweep
Transient List Parameters: Voltage, Frequency, Time or cycles, Slew rate,
Waveform shape, Phase angle, Repeat
Transient lists storage up to 32 transient steps per list
Time resolution 1 msec
Time range 1 msec - 9999 sec
Waveform Acquisition
Channels Voltage and Current for each phase.
Memory Depth 4096 samples/channel.
Maximum Sample Rate Single phase: 39.0625 Ks/s.
Three phase: 13.02 Ks/s
Triggering Auto, Phase, Transient.
Trigger Delay
Pre-trigger
(at highest sample rate)
0 - 104 msec 1ř
0 - 312 msec 3ř
Post-trigger 0 - 1000 msec.
Note: All specifications subject to change without notice.

Connectors
Line input Input terminal block
Output Output terminal blocks
Interfaces 24 pin IEEE-488 and 9 pin RS232C (option -P or 3Pi controller)
Remote sense Remote voltage sense terminal block
Miscellaneous System interface
  Clock and Lock BNCs

Dimensions, weight, environmental
Height 50 “ / 1270 mm
Width 28.75” / 731 mm
Depth 34.5” / 876 mm
Weight 1150 lbs / 522 Kg net
  1231 lbs / 560 Kg shipping
Vibration and Shock designed to meet NSTA project 1A transportation levels
Cooling Forced air cooling, front air intake, rear exhaust.
Operating humidity 0 to 95 % RH, non condensing
Operating Temperature 0 to 40 ° Celsius
Storage Temperature -40 to + 85 ° Celsius
Note: Dimension and weight are for a single MX45 chassis. Multi chassis configurations are shipped as individual units.
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Please contact our sales desk and ask for the Ametek full-line catalogue which contains full technical data on all of the models.
Alternatively a large amount of data is included on this site including pdf data sheets, or use the Request Info button to ask for data to be sent.
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Thurlby Thandar Instruments Limited
Glebe Road, Huntingdon, Cambridgeshire PE29 7DR
Tel: 01480 412451  Fax: 01480 450409  Web: www.tti.co.uk  Email: sales@tti.co.uk