Name: LF 510-S/SPA2 , LF510-S/SPA2
Brand: MacroQuest
SKU: MQ-LF 510-S/SPA2
Price: 176.47 USD
Availability: InStock
Rating: 5 (10 reviews)

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Parameter	Specification	Core Value
Model No.	LF 510-S/SPA2	Genuine LEM
Rated Current (I_PN)	500 A RMS	Standard industrial current rating
Measuring Range (I_PM)	0 ~ ±1920 A	Nearly 4x overload capability — ample safety margin
Output Signal (I_SN)	125 mA instantaneous current	Industry-standard current output — excellent noise immunity
Conversion Ratio	1:4000	Precision turns ratio — ensures conversion accuracy
Sensitivity	0.25 mA/A	High-resolution measurement
Measurement Technology	Closed-loop Hall Effect (ASIC)	Active compensation — high accuracy, low temperature drift
Accuracy (X_G)	±0.6 %	Stable across full temperature range — meets precision control requirements
Linearity (ε_L)	±0.1 %	Top-tier linearity — distortion-free output across full range
Offset Current (I_O)	±1 A (primary equivalent)	Minimal zero drift — accurate measurement starting point
Temperature Drift (I_OT)	±0.6 A (primary equivalent)	Stable from -40°C to +85°C
Response Time	< 0.5 µs	Ultra-fast response — captures transient current spikes
di/dt Following Capability	200 A/µs	Excellent dynamic performance — accurately follows current change rates
Frequency Bandwidth (BW)	200 kHz	High-frequency compatible — matches modern switching power supplies
Supply Voltage (V_C)	±15V ~ ±24V (±5%)	Wide-range bipolar supply — strong compatibility
Supply Current Consumption (I_C)	44 ~ 49 mA + I_S	Low power design
Insulation Test Voltage (V_d)	4 kV RMS / 1 minute	High-voltage isolation — ensures system safety
Impulse Withstand Voltage (U_Ri)	10.8 kV (1.2/50 µs)	Withstands lightning surges
CTI	600	Excellent anti-tracking performance
Creepage Distance	See dimension drawing	Meets high-voltage safety standards
Aperture Dimensions	30 × 10 mm	Rectangular aperture — accommodates busbars or cables
Operating Temperature (T_A)	-40℃ ~ +85℃	EN 50155 OT4 rated — suitable for harsh environments
Storage Temperature (T_S)	-45℃ ~ +90℃	Withstands extreme storage conditions
Mounting Type	Panel mount	Multiple panel mounting options — flexible and convenient
Secondary Connection	Molex Mini-Fit Jr 5566	Standard connector — reliable wiring
Case Material	UL 94-V0 Flame Retardant	Self-extinguishing — ensures safety
Weight (m)	240 g	Compact and lightweight design
Certification	EN 50155, EN 50178	Dual railway and industrial certification
Part Status	Active	In production — full manufacturer support

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LF 510-S/SPA2 , LF510-S/SPA2

LEM LF510-S/SPA2 High-Precision Closed-Loop Hall Effect Current Transducer

LF510-S/SPA2 Product Overview

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