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California Instruments MX Series : Specifications
Operating Modes
Standard AC or DC
Pi Version AC, DC and AC+DC
AC Mode Output
Frequency Range: 16.00-819.0 Hz, -LF Option: 16.00-500.0 Hz, -HF Option: 16.00-905 Hz (supplemental specifications apply above 819 Hz). Resolution: 0.01 Hz: 16.00 - 81.91 Hz, 0.1 Hz: 82.0 Hz - 819.1 Hz,
Phase Outputs MX15-1/15-1Pi: 1, MX22.5/30/45-3Pi: 1 or 3 switchable, Neutral: Floating, Coupling: DC (except for -HV option)
Total Power MX15-1/1Pi: 15 kVA, MX22.5-1/3 : 22.5 kVA, MX30-1/3: 30 kVA, MX45-1/3: 45 kVA, MX90: 90 kVA, MX135: 135 kVA
Load Power Factor 0 to unity at full output current
AC Mode Voltage
Voltage Ranges
Range VLow VHigh
AC 0-150 V 0-300 V
AC+DC 0-150 V 0-300 V
Load Regulation < 0.25 % FS DC to 100 Hz, < 0.5 % FS 100 Hz to 819 Hz
Line Regulation < 0.1% FS for 10 % line change
External Sense Voltage drop compensation (5% Full Scale)
Harmonic Distortion (Linear) Less than 0.5% from 16 - 66 Hz, Less than 1% from 66 - 500 Hz, Less than 1.25% above 500 Hz
DC Offset < 20 mV
External Amplitude Modulation Depth: 0 - 10 %, Frequency: DC - 2 KHz
Voltage slew rate 200 μs for 10% to 90% of full scale change into resistive load
AC Mode Current
Models Steady State AC Current @ FS V:
V Low V High
MX15-1 100 50
MX15-1Pi 100 50
MX22.5-3Pi / 1Pi 50/ø / 150 25/ø / 75
MX30-1 200 100
MX30-3 66.6/ø 33.3/ø
MX30-3Pi / 1Pi 66.6/ø / 200 33.3/ø / 100
MX45-1 300 150
MX45-3 100/ø 50/ø
MX45-3Pi / 1Pi 100/ø / 300 50/ø / 150
MX90-3/Pi 200/ø 100/ø
MX135-3/Pi 300/ø 150/ø
Note: Constant power mode provides increased current at reduced voltage. See chart below
Peak Repetitive AC Current Up to 3.6 x rms current at full scale voltage
Programming Accuracy Voltage (rms): ± 0.3 Vrms, Frequency: ± 0.01 % of programmed value, Current Limit: - 0 % to + 5 % of programmed value + 1A, Phase: < 0.5° + 0.2°/ 100 Hz with balanced load
Programming Resolution Voltage (rms): 100 mV, Frequency: 0.01 Hz from 16 - 81.91 Hz, 0.1 Hz from 82.0 - 819 Hz, Current Limit: 0.1 A, 3 phase mode, 1.0 A, 1 phase mode, Phase: 0.1°
Constant Power AC Mode
Measurements - Standard
Parameter Range Accuracy* (±) Resolution*
Frequency 16-100 Hz
100-820 Hz
0.01% + 0.01 Hz
< 100 Hz 100 - 500 Hz
0.01 Hz / 0.1 Hz
RMS Voltage 0-400 V 0.05 V + 0.02%
0.1 V + 0.02%
10 mV
RMS Current 0-160 A 0.15 A + 0.02%
0.3 A + 0.02%
10 mA
Peak Current 0-400 A 0.15 A + 0.02%
0.3 A + 0.02%
10 mA
Crest Factor 0.00-6.00 0.05
0.05
0.01
Real Power 0-15 kW 30 W + 0.1%
60 W + 0.1%
10 W
Apparent Power 0-15 kVA 30 VA + 0.1%
60 VA + 0.1%
10 VA
Power Factor 0.00-1.00 0.01
0.02
0.01
Phase 0.0-360.0 2.0°
3.0°
0.1°
DC Voltage 0-400 V 0.5 V 10 mV
DC Current 0-160 A 0.5 A 10 mA
Power 0-15 kW 0.15 kW 10 W
* Measurement system bandwidth = DC to 6.7 kHz. Accuracy specifications are valid above 100 counts. Current and Power Accuracy and Range specifications are times three for MX90, MX135 or MX30/45-3Pi in single phase mode. PF accuracy applies for PF > 0.5 and VA > 50 % of range
Measurements - Harmonics (Pi controller only)
Parameter Frequency Fundamental Harmonics Phase Voltage Current
Range 16.00-1000.0 Hz /
32.00 Hz - 16 kHz
0.0 - 360.0° Fundamental
Harmonics 2 - 50
Fundamental
Harmonics 2 - 50
Accuracy* (±) 0.03% + 0.03 Hz /
0.01 Hz
2° typ. 750 mV 0.3% + 750
mV+0.3% /1 kHz
0.5 A / 0.3% + 150 mA
+0.3% /1 kHz
Resolution 0.01 Hz 0.5° 10 mV / 10 mV 100 mA / 100 mA
* Accuracy specifications are valid above 100 counts. Accuracy specifications are for three phase mode. Harmonics frequency range for MX30/45-3Pi in single phase mode is 32 Hz - 48 kHz
DC Mode Output
Power Max DC power at full scale of DC voltage range. MX15-1Pi: (10 kW), MX22.5-3Pi : (5 kW per output, 3 outputs. 15 kW in 1 channel mode, MX30-3Pi: (6.5 kW per output, 3 outputs. 20 kW in 1 channel mode), MX45-3Pi: (10 kW per output, 3 outputs. 30 kW in 1 channel mode)
Voltage Ranges Low (0 - 200 V), High (0 - 400 V)
Output Accuracy ± 1 Vdc
Load Regulation < 0.25 % FS
Line Regulation < 0.1% FS or 10 % line change
Ripple < 2 Vrms Lo Range, < 3 Vrms Hi Range
Current Limit Programmable from 0 A to max. current for selected range.
Max DC Current @ FSV per output:
Model V Low V High
MX15-1 50 25
MX15-1Pi 50 25
MX22.5-3Pi / 1Pi 25 / 75 12.5 / 37.5
MX30-1 100 50
MX30-3 33.3 16.6
MX30-3Pi / 1Pi 33.3 / 100 16.6 / 50
MX45-1 150 75
MX45-3 50 25
MX45-3Pi / 1Pi 50 / 150 25 / 75
MX90-3/Pi 100 50
MX135-3/Pi 150 75
AC+DC Mode Output
Output Power (Pi only) Maximum current and power in AC+DC mode is same as DC mode
Protection
Over Load Constant Current or Constant Voltage mode
Over Temperature Automatic shutdown
Storage
Non Volatile Mem. storage 16 instrument setups, 200 user defined waveforms [Pi only]
Waveforms
Waveform Types Std: Sine, Pi: Sine, Square, Clipped sine, User defined
User defined waveform
storage (Pi version)
Four groups of 50 user defined arbitrary waveforms of 1024 points for a total of 200. One group can be active at a time
System Interface
Inputs Remote shutdown, External Sync, Clock/Lock (option on Pi)
Outputs Function Strobe / Trigger out, Clock/Lock (option on Pi)
Remote Control (Pi only/standard with -P option)
IEEE-488 Interface IEEE-488 (GPIB) talker listener. Subset: AH1, C0, DC1, DT1, L3, PP0, RL2, SH1, SR1, T6, IEEE-488.2 SCPI Syntax
RS232C Interface 9 pin D-shell connector (Supplied with RS232C cable)
Output Relay Push button controlled or bus controlled output relay
Output impedance Programmable Z available on MX30-3Pi and MX45-3Pi in 3 phase mode only. Specifications apply at 50 Hz fundamental. Resistive: 1 - 200 mOhm, Inductive: 15 - 200 uH
AC Input
Voltage Must be specified at time of order. All inputs are L-L, 3ø, 3 wire + Gnd. 208 ± 10% VAC, 230 ± 10% VAC, 400 ± 10% VAC, 480 ± 10% VAC
Input Line Current (per phase)
Current (MX15) V L-L St State
208 58.3 ARMS
230 52.3 ARMS
400 30 ARMS
480 25 ARMS
Current (MX22.5/30/45): V L-L St State
208 89/116/175 ARMS
230 79/105/157 ARMS
380 49/64/95 ARMS
400 46/60/90 ARMS
480 38/50/75 ARMS
Distortion: < 8 % at full power < 20 % below 35 % of power
Line Frequency 47 - 63 Hz
Efficiency 85 % typical
Power Factor 0.95 typical
AC Service
Inputs/Outputs MX30/MX45: Front access, cables routed through rear panel, exit in back. MX15: Rear Access
Regulatory IEC61010, EN50081-2, EN50082-2, CE EMC and Safety Mark requirements
EMI CISPR 11, Group1 , Class A
Connectors AC Input & Output terminal block behind front cover, IEEE-488 (GPIB) connector (rear panel), 9 pin D-Shell RS232C connector*, (rear panel), Remote voltage sense terminal block (rear panel), System Interface Connector, DB-37 (rear panel). *RS232 DB9 to DB9 cable supplied
Physical Dimensions
MX30/MX45 Dimensions Height: 50.0” (1270 mm), Width: 28.75” (731 mm), Depth: 34.5” (876 mm)
MX30/MX45 Weight Chassis: Net: 1150 lbs / 522 Kg, Shipping: 1231 lbs / 560 Kg, Amp Module: Net: 63 lbs / 29 Kg
MX15 Dimensions Height: 31.75” (806 mm), Width: 24.0” (610 mm), Depth: 28.0” (711 mm)
MX15 Weight Chassis: Net: 600 lbs / 272 Kg, Shipping: 681 lbs / 309 Kg, Amp Module: Net: 63 lbs / 29 Kg
Chassis MX30/MX45: Casters and forklift openings. MX15: Casters
Vibration and Shock Designed to meet NSTA project 1A transportation levels. Units are shipped in wooden
crate with forklift slots
Air Intake/Exhaust Forced air cooling, front air intake, rear exhaust
Operating Humidity 0 to 95 % RAH, non condensing
Temperature Operating: 0 to 40° C (30° C max in CP mode), Storage: -20 to +85° C
 
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SERVICE AGREEMENT
Service Agreement for all California Instruments AC except MX & FCS