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California Instruments 3091LD Series : Specifications
Ratings
Power 3000 W @ 0-37° C; 2400 W @ 38-50° C
Current 30 ARMS
Voltage 50 to 350 VRMS
Frequency 45 to 440 Hz
Max. Peak Power 13 kW (up to 20% duty cycle)
Max. Peak/Surge Current 90 APEAK Surge: 300 APEAK for 50 ms
Max. Peak Voltage 500 VPEAK
Operating Modes
Constant Current Range: 0 to 30 ARMS; Accuracy: 0.2 % of full scale; Resolution: 0.05 % of full scale; Min. Set Current: Voltage / Maximum Set Resistance
Constant Voltage Range: 50 to 350 VRMS; Accuracy: 0.2 % of full scale; Resolution: 0.05 % of full scale
Constant Resistance Range: 2.5 to 100 Ohms, 100 to 1000 Ohms; Accuracy: 1% FS, 5% FS; Resolution: 0.05 % FS; Max. Set Resistance: 1 / (Freq.*1.3e-5)
Constant Power Range: 3000 W @ 0-37° C,2400 W @ 38-50° C; Accuracy: 0.5% of full scale; Resolution: 0.1% of full scale
Crest Factor Range: 1.4142 to 4.0, limited to 90 Apeak; Accuracy: 1 % of full scale; Resolution: 0.1 % of full scale
Power Factor Range: 0 to 1 lead or lag limited by Crest factor settings; Accuracy: 1 % of full scale; Resolution: 0.1 % of full scale
Short Circuit Mode: Max. Surge current: 300 APEAK, up to 50 msec; Max. Cont. current: 30 ARMS; Max. Voltage drop: 2.5 VRMS
Measurements
Frequency Range: 45 to 440 Hz; Accuracy: 0.1% FS; Resolution: 0.05% FS
Voltage Range: 50 to 350 VRMS; Accuracy: 0.1% FS; Resolution: 0.05% FS
Peak Voltage Range: 50 to 500 V; Accuracy: 0.5% FS; Resolution: 0.1% FS
Current Range: 0 to 30 ARMS; Accuracy: 0.2% FS; Resolution: 0.1% FS
Peak Current Range: 0 to 90A; Accuracy: 0.5% FS; Resolution: 0.1% FS
Crest Factor Range: 1,4142 to 4.0; Accuracy: 0.5% FS; Resolution: 0.1% FS
Apparent Power Range: 0 to 3000 VA; Accuracy: 0.5% FS; Resolution: 0.1% FS
True Power Range:0 to 3000 W; Accuracy: 0.5% FS; Resolution: 0.1% FS
Peak Power Range: 0 to 45,000 W; Accuracy: 1% FS; Resolution: 0.1% FS
Reactive Power Range: 0 to 3000 VA; Accuracy: 0.5% FS; Resolution: 0.1% FS
Power Factor Range: 0 to 1; Accuracy: 0.5% FS; Resolution: 0.1% FS
Resistance: Range 2.5 to 100 Ohms,100 to 1000 Ohms; Accuracy: 1% FS, 5% FS; Resolution: 0.05%
FS Protection Over
Protection
Over Current Limited by input - Circuit Breaker and Set Maximum Current Limit in software.
Over Voltage Output protected for voltage transients over 500 V in hardware.
Over Power Power limited at maximum average and peak rated power in hardware. Limited to Set Maximum Power Limit in software.
Over Temperature Monitors heat sink temperature.
Mechanical Specifications
Dimensions H: 8.75” (222 mm), W: 16.88” (429 mm), D: 25“ (635 mm)
Weight 74 lbs / 34 Kg.
Remote Sensing Max. 2V drop between sense and load lines
Isolation 1000 V between input and chassis ground
Audible Noise (@1meter) Audible Noise (@ 1meter): Low power: 49.0 dBA; Full power: 69.5 dBA
Control Power Input 115 Vac or 230 Vac (model -230) ± 10%, 47 to 63Hz
Operating Temperature 3000 W @ 0-37° C, 2400 W @ 39-50° C
Interfaces
GPIB Standard
Remote Control
IEEE-488.2 GPIB talker, listener
Subset: AH1, C0, DC1, DT1, L3, PP0, RL2, SH1, SR1, T6
Language/td> SCPI
RS232C
Baud rates: 9600, 19200, 38400
Handshake RTS/CTS
Format 8,n,1
Language SCPI
 
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