EN50178 Datasheet, PDF (1/3 Pages) LEM – Current Transducer LTS 6-NP

Current Transducer LTS 6-NP
For the electronic measurement of currents : DC, AC, pulsed, mixed,
with a galvanic isolation between the primary circuit (high power)
and the secondary circuit (electronic circuit).
I_PN = 6 At
Electrical data
I_PN Primary nominal r.m.s. current
I_P
Primary current, measuring range
Î_PDC Overload capability
V_OUT Analog output voltage @ I_P
I_P = 0
N _S Number of secondary turns (± 0.1 %)
R _L Load resistance
R _IM Internal measuring resistance (± 0.5 %)
TCR_IM Thermal drift of R _IM
V_C Supply voltage (± 5 %)
I_C
Current consumption @ V_C = 5 V
6
At Features
0 .. ± 19.2
At
250
At ^{• Closed loop (compensated) multi-}
2.5 ± (0.625·I_P/I_PN) V
2.5 ¹⁾
V
range current transducer using the
Hall effect
2000
• Unipolar voltage supply
≥2
k Ω ^{• Compact design for PCB mounting}
208.33
Ω ^{• Insulated plastic case recognized}
< 50
ppm/K
according to UL 94-V0
5
V ^{• Incorporated measuring resistance}
Typ 28+I_S2) +(V_OUT/R_L)mA ^{• Extended measuring range.}
Accuracy - Dynamic performance data
Advantages
X
Accuracy @ I_PN , T_A = 25°C
ε_L
Accuracy with R _IM @ I_PN , T_A = 25°C
Linearity error
TCV_OUT Thermal drift of V_OUT @ I_P = 0
- 10°C .. + 85°C
- 40°C .. - 10°C
ε TC _G Thermal drift of the gain
- 40°C .. + 85°C
V_OM Residual voltage @ I_P = 0,after an overload of 3 x I_PN
5 x I_PN
10 x I_PN
t_{r a}
Reaction time @ 10 % of I_PN
t_r
Response time @ 90 % of I_PN
di/dt di/dt accurately followed
f
Frequency bandwidth (0 .. - 0.5 dB)
(- 0.5 .. 1 dB)
± 0.2
%
± 0.7
%
< 0.1
%
Typ Max
80 200 ppm/K
250 ppm/K
50 ³⁾ ppm/K
± 0.5
mV
± 2.0
mV
± 2.0
mV
< 100
< 400
> 15
DC .. 100
DC .. 200
ns
ns
A/µs
kHz
kHz
General data
T_A
Ambient operating temperature
T_S Ambient storage temperature
Insulating material group
m Mass
Standards ⁴⁾
- 40 .. + 85
°C
- 40 .. + 100 °C
III a
10
g
EN 50178 : 1997
IEC 60950-1 : 2001
• Excellent accuracy
• Very good linearity
• Very 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.
Notes : ¹⁾ Absolute value @ T_A = 25°C, 2.475 < V_OUT < 2.525
2) _{Please see the operation principle on the other side}
Copyright protected.
3) _{Only due to TCRIM}
4) _{Specification according to IEC 61000-4-3 are not guaranteed between}
95 and 110 MHz (value higher by 5% than the specification).
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
050713/14
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LEM Components
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