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Voltage transducer
| Primary Nominal RMS Voltage | 1000 V |
| Primary Voltage Measuring Range | ± 1500 V |
| Secondary Nominal RMS Current | 50 mA |
| Operating Temperature Range | −40 … 85 °C |
| RMS Voltage for AC Insulation Test | 8.5 kV |
| Measuring Resistance (RM) | 0 .. 133 Ohm |
AC variable speed 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, Renewable Energy (Solar and Wind), Single or three phase inverters, Propulsion and braking choppers, Auxiliary converters, High power drives, Substations.
The DVL 1000/SP1 is a None current transducer from LEM for the electronic measurement of voltage: DC, AC, pulsed..., with galvanic isolation.
It offers excellent accuracy. Typical applications include AC variable speed and servo motor drives, Static converters for DC motor drives, Battery supplied applications and Uninterruptible Power Supplies (UPS).
Key characteristics from the official datasheet: total error ± 1 % (−40 … 85 °C); linearity error ± 0.5 %; frequency bandwidth 14 kHz (−3 dB); operating temperature −40 … 85 °C; nominal secondary output 50 mA.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | DVL |
| Product Reference | DVL 1000/SP1 |
| Nominal Primary Voltage | 1000 V |
| Supply Voltage | ±13.5 .. ±26.4 V |
| Measurement | voltage: DC, AC, pulsed... |
| Mounting | — |
| Application Domain | Railway (fixed installations and onboard), Industrial |
| Electrical Data — DVL 1000/SP1 | |
|---|---|
| Primary Nominal RMS Voltage (UPN) | 1000 V |
| Primary Voltage, Measuring Range (UPM) | ± 1500 V |
| Measuring Resistance (RM) | 0 .. 133 Ohm |
| Secondary Nominal RMS Current (ISN) | 50 mA |
| Secondary Current (IS) | ± 75 mA |
| Supply Voltage (UC) | ±13.5 .. ±26.4 V |
| Current Consumption (IC) | 25 mA @ ±UC = ±24 V |
| Sensitivity (S) | 50 µA/V |
| Resistance of Primary (RP) | 11.3 MOhm |
| Total Primary Power Loss | 0.09 mW |
| Insulation Resistance (RINS) | 200 MOhm |
| Accuracy & Dynamic Performance | |
|---|---|
| Sensitivity Error | ± 0.2 % |
| Temperature Variation of Sensitivity Error | ± 0.5 % |
| Linearity Error (εL) | ± 0.5 % |
| Total Error (εtot) | ± 1 % (−40 … 85 °C) |
| RMS Noise Current | 10 µA |
| Delay Time @ 10 % of UPN Step | 30 µs |
| Delay Time @ 90 % of UPN Step | 50 .. 60 µs |
| Frequency Bandwidth (BW) | 14 kHz (−3 dB) |
| Start-up Time | 190 .. 250 ms |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 8.5 kV |
| Impulse Withstand Voltage (1.2/50 µs) UNi | 16 kV |
| Comparative Tracking Index (CTI) | 600 |
| Partial Discharge Test Voltage (Ut) | 2700 V |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −40 … 85 °C |
| Ambient Storage Temperature (TA st) | −50 … 90 °C |
| Mass (m) | 270 g |
| Case Material | V0 according to UL 94 |
| Standards & Certifications | |
|---|---|
| EN 50155 | 2021 |
| EN 50178 | 1997 |
| EN 50124-1 | 2017 |
| EN 50121-3-2 | 2016 |
| UL 508 | 2013 |
Note: Specifications are taken from the official DVL 1000/SP1 datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the DVL 1000/SP1.
Outline dimensions, pin layout and connection diagrams of the DVL 1000/SP1 are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| Mass | 270 g |
| Case Material | V0 according to UL 94 |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the DVL 1000/SP1.
The characteristic curves of the DVL 1000/SP1 from the official datasheet are shown below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Sensitivity (S) | 50 µA/V |
| Sensitivity Error | ± 0.2 % |
| Temperature Variation of Sensitivity Error | ± 0.5 % |
| Linearity Error (εL) | ± 0.5 % |
| Total Error (εtot) | ± 1 % (−40 … 85 °C) |
| Frequency Bandwidth (BW) | 14 kHz (−3 dB) |
Note: Refer to the datasheet for the complete set of characteristic curves.
Other models of the DVL Series share the same measurement principle, mounting concept and output interface family.
