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Specifications
Mfr. Part #:
HXS50-NP
Package:
Through Hole
Key Attributes
Model Number:
HXS50-NP
Product Description
Product Overview
The LEM HXS 50-NP is a current transducer designed for the electronic measurement of DC, AC, and pulsed currents. It provides galvanic separation between the primary and secondary circuits, making it ideal for various industrial applications. Key features include a Hall effect measuring principle, multirange capability via PCB layout, low profile, single 5V power supply, and UL recognized insulating plastic case.
Product Attributes
- Brand: LEM
- Product Name: HXS 50-NP
- Origin: Switzerland (implied by LEM International SA and Meyrin address)
- Material: Insulating plastic case recognized according to UL 94-V0.
- Certifications: UL recognized, EN 50178, EC 61010-1, UL 508
Technical Specifications
| Parameter | Value | Unit | Notes |
| Electrical Data | |||
| Primary nominal RMS current (IP N) | 50 | A | For HXS 50-NP model |
| Primary current, measuring range (IP M) | ±150 | A | |
| Nominal sensitivity (SN) | 0.625 | V/A | |
| Output voltage (Uout) @ IP N | ±(0.625·IP/ IP N) | V | Analog output |
| Reference voltage (Uref) | 2.5 ±0.025 | V | Can be overdriven with external voltage (1.5 - 2.8 V) |
| Output impedance (Rout) | typ. 200 | Ω | |
| Load impedance (RL) | 200 kΩ | ||
| Load resistance | 2 kΩ | ||
| Output internal resistance | < 5 | Ω | |
| Load capacitance (CL) | 4.7 | nF | (±20 %) |
| Supply voltage (UC) | 5 ±5 % | V | Maximum supply voltage (not operating) < 6.5 V |
| Current consumption @ UC = 5 V | 19 | mA | |
| Accuracy | |||
| Error @ IP N, TA = 25 °C | ±1 | % | Excluding offset and magnetic offset voltage |
| Linearity error (0 ... IP N) | ±0.5 | % | |
| Linearity error (0 ... 3 × IP N) | ±1 | % | |
| Temperature coefficient of UO E (+25 ... 105 °C) | ±0.4 | mV/K | |
| Temperature coefficient of UO E (−40 ... +25 °C) | ±0.525 | mV/K | |
| Temperature coefficient of Uref (+25 ... 105 °C) | ±0.01 | %/K | |
| Temperature coefficient of Uref (−40 ... +25 °C) | ±0.015 | %/K | |
| Temperature coefficient of UO E /Uref | ±0.15 | mV/K | |
| Temperature coefficient of S | ±0.05 | % of reading/K | |
| Electrical offset voltage @ IP = 0, TA = 25 °C | ±0.0125 | V | |
| Magnetic offset voltage @ IP = 0 after an overload of 3 × IPN | ±1 | % | |
| Dynamic Performance Data | |||
| Delay time to 10 % of final output value (tD 10) for IP N step | < 3 | µs | |
| Delay time to 90 % of final output value (tD 90) for IP N step | < 5 | µs | For di/dt = 50 A/µs |
| Output voltage noise (Uno) (DC ... 10 kHz) | < 20 | mVpp | |
| Output voltage noise (Uno) (DC ... 1 MHz) | < 40 | mVpp | |
| Frequency bandwidth (BW) (3 dB) | DC ... 50 | kHz | Small signal only |
| General Data | |||
| Ambient operating temperature (TA) | 40 ... +105 | °C | UL recognized until +85 °C |
| Ambient storage temperature (TA st) | 40 ... +105 | °C | |
| Mass | 10 | g | |
| Insulation Coordination | |||
| RMS voltage for AC insulation test (Ud) | 3.5 | kV | 50 Hz, 1 min |
| Creepage distance (dCp) | 7.48 | mm | |
| Clearance (dCI) | 6.6 | mm | |
| Comparative tracking index (CTI) | > 600 | (group I) | |
| Rated insulation voltage (EN 50178) | 600 | V | Basic insulation |
| Rated insulation voltage (EN 50178) | 300 | V | Reinforced insulation |
| Nominal voltage (IEC 61010-1) | 600 | V | Basic insulation |
| Nominal voltage (IEC 61010-1) | 150 | V | Reinforced insulation |
| Mechanical Characteristics | |||
| Primary resistance (RP) | 0.05 | mΩ | For 1 primary turn |
| Primary insertion inductance (LP) | 0.025 | µH | For 1 primary turn |
2411261433_LEM-HXS50-NP_C454698.pdf
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