Changsha Purple Horn E-Commerce Co., Ltd.
| working temperature | -40℃~+85℃ |
| Current Range | ±100A |
| Voltage - Supply | -15V~-12V;12V~15V |
| Band Width | 200kHz |
| Bidirectional Current Detection | Support |
| Description | ±100A Through Hole Current Sensors RoHS |
| Mfr. Part # | LA55-P/SP1 |
| Package | Through Hole |
| Model Number | LA55-P/SP1 |
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Product Specification
| working temperature | -40℃~+85℃ | Current Range | ±100A |
| Voltage - Supply | -15V~-12V;12V~15V | Band Width | 200kHz |
| Bidirectional Current Detection | Support | Description | ±100A Through Hole Current Sensors RoHS |
| Mfr. Part # | LA55-P/SP1 | Package | Through Hole |
| Model Number | LA55-P/SP1 |
The LEM LA 55-P/SP1 is a closed-loop (compensated) current transducer utilizing the Hall effect for the electronic measurement of DC, AC, and pulsed currents. It provides galvanic separation between the primary and secondary circuits, featuring an insulating plastic case recognized according to UL 94-V0. This transducer offers excellent accuracy, linearity, and low temperature drift, with a wide frequency bandwidth and no insertion losses, making it suitable for various industrial applications including AC variable speed drives, static converters, UPS, and SMPS.
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Primary nominal RMS current (IP N) | 50 | A | |
| Primary current, measuring range (IP M) | 0 ... 100 | A | |
| Secondary nominal RMS current (IS N) | 25 | mA | |
| Turns ratio (NP/NS) | 1 : 2000 | ||
| Supply voltage (UC) (5 %) | 12 ... 15 | V | |
| Current consumption (IC) (2) | 10 (@ 15 V) + IS | mA | |
| Error @ IP N, TA = 25 C (@ 15 V) | 0.65 | % | |
| Error @ IP N, TA = 25 C (@ 12 15 V) | 0.90 | % | |
| Linearity error (L) | < 0.15 | % | Typ Max |
| Electrical Offset current (IO E) @ IP = 0, TA = 25 C | 0.10 | mA | |
| Magnetic offset current (IO M) @ IP = 0 | 0.15 | mA | after an overload of 3 IP N |
| Temperature variation of IO (IO T) 25 C +85 C | 0.05 ... 0.30 | mA | |
| Temperature variation of IO (IO T) 40 C 25 C | 0.10 ... 0.50 | mA | |
| Delay time to 10 % (tD 10) for IP N step | < 500 | ns | |
| Delay time to 90 % (tD 90) for IP N step | < 1 | s | For a di/dt = 100 A/s. |
| Frequency bandwidth (1 dB) (BW) | DC 200 | kHz | |
| Ambient operating temperature (TA) | 40 +85 | C | |
| Ambient storage temperature (TA st) | 40 +90 | C | |
| Resistance of secondary winding (RS) @ TA = 70 C | 145 | ||
| Resistance of secondary winding (RS) @ TA = 85 C | 150 | ||
| Mass (m) | 18 | g | |
| RMS voltage for AC insulation test (Ud) 50 Hz/1 min | 2.5 | kV | |
| Impulse withstand voltage (UNi) 1.2/50 s | 4.5 | kV | |
| Creepage distance (dCp) | 3.8 | mm | |
| Clearance (dCI) | 3.8 | mm | |
| Comparative tracking index (CTI) | 600 | (group I) |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa... Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa...
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