Authorized Distributor
?
Hall effect measuring principle
| Primary Current, Measuring Range | ±20000 A |
| Supply Voltage | ±15 V |
| Operating Temperature Range | −25 ... +85 °C |
| Isolation Test Voltage | 17 kV |
| Primary Nominal RMS Current (IPN) | 20000 A |
| Current Consumption (IC) | ±30 mA |
AC variable speed drives and servo motor drives, Static converters for DC motor drives, Battery supplied applications, Uninterruptible Power Supplies (UPS), Switched Mode Power Supplies (SMPS), Power supplies for welding applications, Single or three phase inverters, Propulsion and braking choppers, Propulsion converters, Auxiliary converters, Battery chargers.
The HAZ 20000-SB is a None current transducer from LEM for the electronic measurement of currents: DC, AC, pulsed..., with galvanic isolation.
Typical applications include AC variable speed drives and servo motor drives, Static converters for DC motor drives, Battery supplied applications and Uninterruptible Power Supplies (UPS).
Key characteristics from the official datasheet: linearity error ±0.5 %; frequency bandwidth DC ... 3 kHz; operating temperature −25 ... +85 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | HAZ |
| Product Reference | HAZ 20000-SB |
| Primary Nominal Current | 20000 A |
| Supply Voltage | ±15 V |
| Measurement | currents: DC, AC, pulsed... |
| Mounting | Busbar Mount |
| Application Domain | Industrial |
| Electrical Data — HAZ 20000-SB | |
|---|---|
| Primary Nominal RMS Current (IPN) | 20000 A |
| Primary Current, Measuring Range (IPM) | ±20000 A |
| Supply Voltage (UC) | ±15 V |
| Current Consumption (IC) | ±30 mA |
| Accuracy & Dynamic Performance | |
|---|---|
| Linearity Error (εL) (0 ... ±IPN) | ±0.5 % |
| Electrical Offset Voltage (VO E) @ IP = 0, TA = 25 °C | < ±50 mV |
| Frequency Bandwidth (−3 dB) | DC ... 3 kHz |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 17 kV |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −25 ... +85 °C |
| Ambient Storage Temperature (TA st) | −30 ... +90 °C |
| General Tolerance | ±0.5 mm |
| Standards & Certifications | |
|---|---|
| 5) 6) EN 50178: 1997, EN 50155: | |
Note: Specifications are taken from the official HAZ 20000-SB datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the HAZ 20000-SB.
Outline dimensions, pin layout and connection diagrams of the HAZ 20000-SB are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| General Tolerance | ±0.5 mm |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the HAZ 20000-SB.
Characteristic curve diagrams are not included in the HAZ 20000-SB datasheet; the relevant characteristics are the accuracy and dynamic performance data listed below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Linearity Error (εL) (0 ... ±IPN) | ±0.5 % |
| Frequency Bandwidth (−3 dB) | DC ... 3 kHz |
Note: For the full set of performance data, refer to the datasheet.
Other models of the HAZ Series share the same measurement principle, mounting concept and output interface family.
