Fluke A40B Series Precision DC and AC Current Shunts
Precision Current Shunts for Reliable AC and DC Calibration
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Fluke A40B Series Precision DC and AC Current Shunts Price in Bangladesh
Fluke A40B Series Precision DC and AC Current Shunts are specialized reference components designed for accurate current measurement and calibration applications, making Fluke A40B Series Precision DC and AC Current Shunts Price in Bangladesh a relevant search topic for engineers, calibration laboratories, and electrical testing professionals. The series provides a precision approach to current measurement by producing a controlled voltage drop that can be measured and compared during calibration procedures.
Precision Current Measurement
The Fluke A40B Series is designed for applications where accurate and repeatable current measurement is essential. Precision current shunts provide a known electrical relationship between current and voltage, allowing measurement systems to determine current through a controlled reference. This makes the series useful for calibration, verification, and precision electrical measurement applications.
AC and DC Calibration Applications
A major advantage of the A40B Series is its suitability for both AC and DC current measurement applications. This capability makes the shunts useful in calibration laboratories that work with different types of electrical measurement equipment. Engineers can incorporate the shunts into test setups for current verification, instrument evaluation, and precision measurement procedures.
Applications in Calibration Laboratories
Fluke A40B Series Precision DC and AC Current Shunts can support professional calibration laboratories, metrology facilities, electrical testing departments, research institutions, and industrial measurement environments. They can be used as reference components when evaluating current measurement systems, validating test equipment performance, and establishing dependable calibration procedures.
Stable and Repeatable Performance
Measurement stability is essential when using a current shunt as a reference. The Fluke A40B Series is engineered for precision applications where repeatability and controlled measurement performance are important. A stable shunt helps calibration professionals obtain consistent results during repeated measurement procedures and supports reliable comparison between reference and test instruments.
Professional Metrology Applications
Current shunts are an important part of precision electrical metrology because they provide a practical method for converting current into a measurable voltage. The Fluke A40B Series can be incorporated into measurement systems used for electrical calibration and reference applications. Its precision focused design makes it suitable for laboratories where measurement uncertainty and traceability are carefully managed.
Engineering and Research Use
The A40B Series can also be valuable in electrical engineering research and development environments. Engineers can use precision current shunts when developing or evaluating current measurement systems, power measurement equipment, and calibration setups. Their controlled electrical characteristics help provide a reliable reference for technical testing and measurement verification.
Reliable Construction for Precision Testing
Precision shunts must maintain consistent electrical performance to remain useful as reference components. The Fluke A40B Series is designed for professional measurement environments where dependable operation and repeatability are important. Its specialized construction supports integration into controlled laboratory setups and established calibration workflows.
Why Choose Fluke A40B Series Current Shunts
The Fluke A40B Series Precision DC and AC Current Shunts are suitable for professionals who require dependable reference components for current measurement and calibration. Their application across AC and DC measurement systems, combined with precision oriented performance, makes them useful for metrology laboratories, electrical testing facilities, research organizations, and industrial calibration departments.
Fluke A40B Series in Bangladesh
Calibration laboratories, industrial organizations, universities, research facilities, and engineering service providers in Bangladesh can consider the Fluke A40B Series when precision current measurement is required. Before sourcing the appropriate shunt, users should evaluate their measurement system, current range, frequency requirements, environmental conditions, and calibration procedures to ensure proper application.
Professional Calibration Equipment Support
Precision current shunts are important components in advanced electrical calibration systems. Professional suppliers can provide technical guidance regarding suitable models, application requirements, sourcing, and calibration support. The Fluke A40B Series offers a precision oriented solution for engineers and metrology professionals working with AC and DC current measurement, electrical calibration, and laboratory testing applications.
Key Features: Fluke A40B Series Precision DC and AC Current Shunts
- Comprehensive kit with 14 low-inductance coaxial current shunts, adapters, connectors, and a rugged transit/storage case.
- Designed for currents ranging from 1 mA to 100A, intended for laboratory use in making directly measured absolute AC or DC current measurements as well as AC/DC current transfer meaurements.
- Excellent resistance value stability, a superior self-heating power coefficient, and a low temperature coefficient.
- Direct current measurement from DC to 100 kHz with a higher accuracy than previous commercially available shunt technology.
- Precision measurements in a single step process, simplifying the traditional AC/DC transfer methods.
Specifications: Fluke A40B Series Precision DC and AC Current Shunts
| Shunt Nominal Current |
Nominal Resistance (Ohms) |
Basic Specification ±μA/A, TCal ±1 °C, ≤50 % RH | ||||
| DC | 1 kHz | 10 kHz | 30 kHz | 100 kHz | ||
| 1 mA | 800 | 20 | 55 | 75 | 75 | 150 |
| 10 mA | 80 | 20 | 26 | 26 | 26 | 26 |
| 20 mA | 40 | 20 | 26 | 26 | 26 | 26 |
| 50 mA | 16 | 20 | 23 | 23 | 23 | 23 |
| 100 mA | 8 | 20 | 24 | 24 | 24 | 24 |
| 200 mA | 4 | 20 | 26 | 26 | 26 | 26 |
| 500 mA | 1.6 | 21 | 27 | 27 | 27 | 28 |
| 1 A | 0.8 | 21 | 27 | 28 | 28 | 31 |
| 2 A | 0.4 | 21 | 27 | 30 | 30 | 48 |
| 5 A | 0.16 | 21 | 31 | 32 | 40 | 71 |
| 10 A | 0.08 | 26 | 37 | 60 | 61 | 92 |
| 20 A | 0.04 | 26 | 43 | 52 | 70 | 113 |
| 50 A | 0.016 | 32 | 55 | 80 | 81 | 144 |
| 100 A | 0.008 | 35 | 65 | 90 | 98 | 174 |
Maximum AC-DC Difference
| Shunt Nominal Current: | Maximum AC-DC Difference (± ppm)1,2 | |
| 1 kHz | 100 kHz | |
| 1 mA3 | 53 | 150 |
| 10 mA | 20 | 40 |
| 20 mA | 18 | 30 |
| 50 mA | 13 | 16 |
| 100 mA | 14 | 27 |
| 200 mA | 17 | 28 |
| 500 mA | 17 | 21 |
| 1 A | 17 | 23 |
| 2 A | 17 | 44 |
| 5 A | 23 | 69 |
| 10 A | 28 | 98 |
| 20 A | 37 | 150 |
| 50 A | 47 | 180 |
| 100 A | 60 | 300 |
| 1 Specifications indicate the maximum flatness deviation from dc, and include both measured AC-DC difference and the uncertainty of measurement. They are stated at k=2, approximately 95 % confidence. 2 Includes 1-year stability of the AC-DC difference. 3 Specifications for the 1 mA current shunt are for TCal ± 1 °C. |
||
| General Specifications | |
| Calibration Documentation | 17025 accredited report of calibration included |
| Dimensions (maximum) | Shunt Value: 1 mA to 2 A Height: 70 mm (2.75 in) Width: 70 mm (2.75 in) Overall Length1: 124 mm (4.9 in) Shunt Value: 5 A to 20 A Height: 130 mm (5 in) Width: 130 mm (5 in) Overall Length1: 210 mm (8.25 in)) Shunt Value: 50 A and 100 A Height: 200 mm (7.9 in) Width: 200 mm (7.9 in) Overall Length1: 343 mm (13.5 in)) 1 Includes input and output connectors; subject to change by component vendor. |
| Physical/mechanical parameters | Shunt Value: 1 mA to 20 A Weight: 0.7 kg (1.6 lb) Input Connector: Type-N (female) Output Connector: Type-N (female) Shunt Value: 50 A and 100 A Weight: 3.4 kg (7.5 lb) Input Connector: Type-LC (female) Output Connector: Type-N (female) |
| Operating environment | Temperature: 13 °C to 33 °C Calibration temperature (TCal) range: 18 °C to 28 °C Humidity range for best specification 1,2: ≤ 50 % RH Altitude: 0 m to 3,000 m 1 Resistance stability is affected by humidity, but changes are reversible. 2 If the shunts are calibrated outside this RH, stability specifications will be met as long as the shunts are stored and used at the same relative humidity ± 10 % RH. |
| Storage and transit environments (for models other than the 1 mA current shunt) | Temperature to avoid damage: -20 °C to 140 °C Temperature and humidity to maintain performance1: 5 °C to 45 °C; 15 % to 80 % RH Non-operating altitude: 0 m to 12,000 m 1 Storage at extremes of temperature or humidity will cause a temporary change of shunt resistance by up to ± 20 ppm. When subsequently stored or used within the limits of the operating environment, the shunts will recover to their original resistance value within 30 days. |
| Additional 1 mA current shunt specifications | |
| Output resistance | 8 mΩ |
| Maximum safe output current | 11 mA (e.g., 1 V output into 90 Ω) |
| Maximum capacitive load | 800 pF |
| Output voltage regulation | 15 ppm/100 pF |
| Maximum output dc v offset | ± 100 μV (typical ± 25 μV) |
| Typical error @ 1 MHz | < 2 % |
| Battery specifications | |
| Battery size | AAA (44.5 mm x 10.5 mm) |
| Battery technology | Nickel-Metal Hydride (NiMH) |
| Number of batteries required | 8 (in 2 groups of 4) |
| Nominal battery voltage | 1.2 V (4.8 V per group of 4) |
| Typical battery capacity | 800 mAh |
| Storage and transit environment to preserve the batteries | Less than 90 days: -20 °C to 40 °C Less than one year: -20 °C to 30 °C Charging time (from fully discharged): 100 minutes |
| Maximum operating time between charges | Maximum output load (11 mA): 18 hours High impedance load: 24 hours Recommended cooling period: 100 minutes To prevent loss of battery capacity recharge at least twice per year. |
Accessories: Fluke A40B Series Precision DC and AC Current Shunts
Adapters and cables (7)
- A40B-ADAPT/LC | LC Male to LC Male adapter
- A40B-ADAPT/LCN | Female to N Male inter-series adapter
- A40B-CAL/LC | High current adapter to connect two shunts in series for measurement (LC to LC)
- A40B-CAL/N | Low current adapter to connect two shunts in series for measurement (N to N)
- A40B-LEAD/4MM | N to 4 mm double banana connector
- A40B-LEAD/N | N Male to N Male lead
- A40B-ADAPT/SPADE | LC male to spade lug terminals
Cases and holsters (1)
- A40B-CASE | Fiberglass Transit Case
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