52120A Transconductance Amplifier
Contents
1. FLUKE Calibration 52120A a aslatiere ale Ul eir aler Amplifier ae Expand the workload capability of your power and electrical calibrators 2 Fluke Calibration 52120ATransconductance Amplifier 52120A Transconductance Amplifier Calibration The Fluke Calibration 52120A Transconductance Amplifier supplies dc current up to 100 amps and ac current up to 120 amps at accuracies to 140 ppm Using accessory coils it can generate 3 000 or 6 000 amps Three 52120As con nected in parallel can output up to 360 amps Inductive drive capability of 1 mH and compliance voltage of 4 5 volts support a wide range of applications Expand the workload capability of your power and electrical calibrators The 52120A is designed for users whose ability to address their calibration workload may be limited by the output current accuracy and drive capability of their present test equipment including e Calibration professionals in a calibration stan dards lab or an electrical utility e Manufacturers of power energy instrumentation and meters power quality analyzers or power converters e Users of electrical test and measurement equipment 52120A performance at a glance e Industry leading amplifier accuracy 140 ppm ac used with 61XXA Electrical Power Standard 350 ppm ac used with dc lf calibrator 150 ppm dc used with dc lf calibrator Frequency to 10 kHz Burden voltage2. IL PRP 28800F class 3 Enetosure MI PRF 28800F cass 3 Performance specifications Operating limits Gain input voltage range 120 A range Operating current DC 100A frequency limits gt DC to lt 10 Hz max current 70 Arms 100 Apk 10 Hz to 10 kHz max current 120 Arms 170 Apk Maximum output compliance voltage 4 5 Vrms 6 4 Vpeak for DC The 2A and 20A ranges operate at full output current from DC to 10 kHz 2 Available 120 A compliance voltage decreases from 4 5 V at 1 kHz to around 3 V at 10 kHz Output isolation 3kHz to 10 kHz 33 Vrms 47 Vpeak o 1 year accuracy tcall 5 C do of output of FR Frequency ae ee Se See DOI ooo f 0 022 0 025 6 kHzto9kHz Use stand alone performance specification below O O Z o Z o Z 1 tcal is the temperature at which calibration adjustment took place FR Full range Note Maximum inductance for stability LCOMP OFF is 100 pH Maximum inductance for stability LCOMP ON is 400 pH for 2 A and 20 A ranges 100 pH on the 120 A range 6 Fluke Calibration 52120ATransconductance Amplifier pel Calibration Phase angle accuracy 10 Hz to 69 Hz 69Hzto 180 Hz 180 Hz tp 450 Hz 450 Hz to 850 Hz 850Hzto3kHz 3kHzto6kHz 0 006 0 012 0 025 0 045 0 325 0 645 Maximum load dependent phase angle shift 0 001 60 Hz increasing linearly to 0 006 6 kHz Notes 1 The amplitude accuracy and phase angle specifications above ap
3. ON is 1mH Up to ten 52120A one Master nine Slaves can be chained together in stand alone mode Any additional Slave units will be ignored by the control system Notes 1 The specifications above are stated with a coverage factor k 2 58 equivalent to 99 confidence level 2 The Stand alone specifications are for the accuracy of transconductance with a voltage input or current gain with a current input The specifications do not include the errors of the instrument providing the voltage or current signal to the Product input To get the absolute accuracy of the current output the source and Product specifications should be combined using the root sum of squares RSS method which is explained in Chapter 4 of the 52120A User s Manual 3 Voltage compliance developed across inductive loads may prevent range maximum current output being achieved at higher frequencies The approximate maximum frequency Fmax for given load inductance and current is given by 4 5 l F max where f is the current and L the total inductance 2xUxIxL The maximum frequency calculated with this equation is only approximate Series resistance and parallel capacitance also affect the maximum achievable frequency 52120A Transconductance Amplifier Fluke Calibration 7 8 Fluke Calibration 52120A Transconductance Amplifier el Calibration Fluke Calibration Precision performance confidence Electrical RF Temperature Pressu
4. ccessory coils wn nbn 52120A TRANSCONDUCTANCE AMPLIFIER for 3000 A or 6000 A HIGH CURRENT OUTPUT LOW CURRENT OUTPUT a 6 mm terminals for outputs to 120 A 2 4 mm terminals for outputs up to 20 A 12 V power for Current Coil fans Compliance voltage bar graph Three output ranges 2 A 20 A and 120 A LCOMP mode for highly inductive loads Status indicators for operation with 6105A Drive the amp with 200 mA or 2 V 4 Fluke Calibration 52120A Transconductance Amplifier pel Calibration OVER COMPLIANCE STATUS MAX MASTER UNIT L1 PHASE L3 PHASE 4 VOLTAGE SLAVE UNIT L2 PHASE 7 N PHASE COMPLIANCE MOTE ma REMO OVER TEMP OUTPUT L COMP INPUT POWER l Current Coils support 3000 or 6000 Amps 52120A COIL3KA Coil 25 turn 3000 Amp 52120A COIL6KA Coil 50 turn 6000 Amp Specifications General specifications Input line voltage range Transient overvoltage Frequency Maximum consumption Dimensions with feet H x W x L Dimensions without feet H x W x L Design standards and compliance Operating temperature Calibration temperature range Storage temperature Transit temperature Safe operating max relative humidity non Storage max relative humidity non condensing Operating altitude Non operating altitude Designed to EN 61010 1 2010 CAN CSA 22 2 No 61010 1 04 ANSI UL 61010 1 2004 EN 61326 1 2006 CE marked CSA listed 16 C to 30 C E E M
5. compliance 4 5 V 120 A Inductive drive capability 1 mH load Output ranges 2 A 20 A 120A Input ranges 2 V or 200 MA FS for 2 A and 20 A ranges 1 2 V or 120 mA FSS for 120 A range The 52120A enables you to test and calibrate a broad workload at full current range e Primary and secondary power standards e Power and energy meters e Power quality analyzers e Digital multimeters analog and clamp meters e High current clamp meters e g Fluke 345 e Rogowski coils e g Fluke i6000 Flex e Current shunts probes and transformers e Relay breaker test sets The 52120A operates as a transconductance amplifier with e 5500A 5520A 5522A Multi Product Calibrator 5700A 5720A Multifunction Calibrator 5080A Multi Product Calibrator e 9100 Universal Calibration System e Any calibrator signal generator or power supply capable of sourcing 2 V or 200 mA dc or ac You may also operate your 52120A in closed loop mode seamlessly communicating with your Fluke Calibration 6105A or 6100B Electrical Power standard to deliver enhanced 52120A accuracy Parallel operation 2 or 3 up to 360 Aina single phase Accessory coils 25 turn coil supports 3000 A 50 turn coll supports 6000 A Control communication with 6105A 6100B Electrical Power Standards GPIB remote operation Address your high current workload with a 120A Transconductance Amplifier Output dc to 10 kHz Parallel operation for 240 A or 360 A e Drive a
6. ply for the paralleled output of up three 52120A connected as Slaves to a single 610X Electrical Power Standard 2 See 610X specifications for Interharmonic Fluctuating harmonic Dip and Flicker specifications 1 year transconductance and current gain accuracy tcal 5 C of output FR of output BO HH _ 0 005 10Hzto65H2 ISH 0070 0300 300 Hzto1kH2 0100 0070 3500 AkHzto3kHz 0300 0600 DB Notspecified BkHzto6kHz 1000 1600 Notspecified GkHztol0kHz 2 000 4 000 _ Not specified 1 year transconductance and current gain accuracy tcal 5 C of output FR Frequency of output LCOMP OFF LCOMP ON 4 Pa 0 010 0 005 0 005 10Hzto65H2 00s 0o60 0300 300 Hz to 1 kHz 0100 0060 6000 AkHztoSkHz 0300 0200 Notspecified BkHzto6kHz 1000 0400 Notspecified GkHztol0kHz 3 000 0 600 Not specified 1 year transconductance and current gain accuracy tcal 5 C of output FR of output BO NH 000 0 005 10Hzto65H2 oos 0020 0500 300 Hzto1kH2 0100 010 3500 1kHzto3k z 0300 0250 Not specified BkHzto6kHz 1000 0450 Not specified 6 kHzto10kH2 4000 0750 Not specified H tcal is the temperature at which calibration adjustment took place FR Full range BN Maximum inductance for stability LCOMP OFF is 100 pH 1 Maximum inductance for stability LCOMP
7. re Flow Software Fluke Calibration Fluke Europe B V PO Box 9090 PO Box 1186 5602 BD Everett WA 98206 U S A Eindhoven The Netherlands For more information call In the U S A 877 355 3225 or Fax 425 446 5116 In Europe M East Africa 31 0 40 2675 200 or Fax 31 0 40 2675 222 In Canada 800 36 FLUKE or Fax 905 890 6866 From other countries 1 425 446 5500 or Fax 1 425 446 5116 Web access http www flukecal com 2012 Fluke Corporation Specifications subject to change without notice Printed in U S A 1 2012 4024733B B EN N Pub ID 11871 eng Modification of this document is not permitted without written permission from Fluke Corporation
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