LTS-6-NP Datasheet, PDF (1/4 Pages) LEM – Current Transducer LTS 6-NP

Current Transducer LTS 6-NP
For the electronic measurement of currents: DC, AC, pulsed..., with
galvanic separation between the primary circuit and the secondary
circuit.
I_{P N} = 6 At
Electrical data
I_{P N}
I_{P M}
I_P
V_out
G
N_S
R_L
R_{I M}
TCR_{I M}
U_C
I_C
Primary nominal RMS current
Primary current, measuring range
Overload capability
Output voltage (analog) @ I_P
@ I_P = 0
Sensitivity
Number of secondary turns (±0.1 %)
Load resistance
Internal measuring resistance (±0.5 %)
Temperature coefficient of R_{I M}
Supply voltage (±5 %)
Current consumption @ U_C = 5 V Typical
Accuracy - Dynamic performance data
6
At
0 … ±19.2
At
250
At
2.5 ±(0.625 × I_P/ I_{P N}) V
2.5 ¹⁾
V
104.16
mV/A
2000
≥ 2
kΩ
208.33
Ω
< 50
ppm/K
5
V
28 + I_S ²⁾ (V_out/R_L) mA
X
ε_L
TCV_out
TCG
V_{O M}
t_ra
t_r
BW
Accuracy @ I_{P N}, T_A = 25 °C
Accuracy with R_{I M},@ I_{P N}, T_A = 25 °C
Linearity error
±0.2
±0.7
< 0.1

Typ Max
Temperature coefficient of V_out @ I_P = 0 −10 ... +85 °C 80 200
−40 ... −10 °C
250
Temperature coefficient of G −40 ... +85 °C
50 ³⁾
Magnetic offset voltage @ I_P = 0,
after an overload of 3 × I_{P N}
±0.5
after an overload of 5 × I_{P N}
±2.0
after an overload of 10 × I_{P N}
±2.0
Reaction time @ 10 % of I_{P N}
< 100
Step response time to 90 % of I_{P N} ⁴⁾
< 400
Frequency bandwidth (0 ... −0.5 dB)
DC … 100
(−0.5 ... 1 dB)
DC … 200
%
%
%
ppm/K
ppm/K
ppm/K
mV
mV
mV
ns
ns
kHz
kHz
General data
T_A
Ambient operating temperature
T_S
Ambient storage temperature
m
Mass
Standards

Notes: ¹⁾ Absolute value @ T_A = 25 °C, 2.475 < V_out < 2.525
²⁾ I_S = I_P/ N_S
^{3) Only due to TCR}I M
⁴⁾ For a di/dt = 15 A/μs.
−40 … +85
°C
−40 … +100
°C
10
g
EN 50178: 1997
IEC 60950-1: 2001
Features
●● Closed loop (compensated)
current transducer using the Hall
effect
●● Unipolar supply voltage
●● Insulating plastic case recognized
according to UL 94-V0
●● Compact design for PCB
mounting
●● Incorporated measuring
resistance
●● Extended measuring resistance.
Advantages
●● Excellent accuracy
●● Very good linearity
●● Low temperature drift
●● Optimized response time
●● Wide frequency bandwidth
●● No insertion losses
●● High immunity to external
interference
●● Current overload capability.
Applications
●● 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.
Application domain
●● Industrial.
N° 97.37.09.000.0
25August2017/version 21
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice
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