HAW03-P Datasheet, PDF (1/2 Pages) LEM – Current Transducer

Current Transducer HAW 03 .. 20-P
I_PN =
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).
Preliminary
3 .. 20 A
Electrical data
Primary nominal
r.m.s. current
I_PN (A)
3
5
10
15
20
Primary current
measuring range
I_P (A)
± 7.5
± 13
± 25
± 38
± 50
Primary Conductor
Diameter
(mm)
0.8
0.9
1.1
1.4
1.6
Type
HAW 03-P
HAW 05-P
HAW 10-P
HAW 15-P
HAW 20-P
V_C
Supply voltage (± 5 %)
± 15
V
I_C
Current consumption
<± 18
mA
V_d
R.m.s. voltage for AC isolation test, 50/60Hz, 1 mn 2.0
kV
R _IS
Isolation resistance @ 500 VDC
> 500
MΩ
V_OUT
Output voltage @ ± I_PN, R_L = 10 kΩ, T_A = 25°C
±4
V
R_OUT
Output internal resistance
100
Ω
R_L
Load resistance
>10
kΩ
Accuracy-Dynamic performance data
X
ε_L
V_OE
V_OH
ε ^VOT
TC _G
t_r
f
Accuracy @ I_PN, T_A = 25°C (without offset)
Linearity (0 .. ± I_PN)
Electrical offset voltage, T_A = 25°C
Hysteresis offset voltage @ I_P = 0;
after an excursion of 1 x I_PN
Thermal drift of V_OE
max.
Thermal drift of the gain (% of reading)
Response time @ 90% of I_P
Frequency bandwidth (- 3 dB)¹⁾
<±1
<±1
< ± 40
% of I_PN
% of I_PN
mV
< ± 20
± 1.5
± 0.1
<3
DC .. 50
mV
mV/K
%/K
µs
kHz
General data
T_A
Ambient operating temperature
T_S
Ambient storage temperature
m
Mass
- 10 .. + 75 °C
- 15 .. + 85 °C
12
g
Features
• Hall effect measuring principle
• Galvanic isolation between primary
and secondary circuit
• Isolation voltage 2000 V
• Low power consumption
• Extended measuring range(2.5x I_PN)
Advantages
• Easy mounting
• Small size and space saving
• Only one design for wide current
ratings range
• High immunity to external
interference.
Applications
• DC motor drives
• Switched Mode Power Supplies
(SMPS)
• AC variable speed drives
• Uninterruptible Power Supplies
(UPS)
• Battery supplied applications
• Inverters
Notes : EN 50178 approval pending
1) _{Derating is needed to avoid excessive core heating at high frequency.}
010118/2
LEM Components
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