NNC-10GFP Datasheet, PDF (1/2 Pages) LEM – Current Transducer

Current Transducer NNC-10..40GFP
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 = 50 .. 600 A
Electrical data
Primary nominal
DC current
I_PN (A)
100
200
300
400
Primary current
measuring range
I_P (A)
± 300
± 600
± 900
± 1000
Type
NNC-10GFP
NNC-20GFP
NNC-30GFP
NNC-40GFP
V_C
I
C
V_d
R
IS
V_OUT
R
OUT
R_L
Supply voltage (±5 %)
±15
V
Current consumption
<±18
mA
R.m.s. voltage for AC isolation test, 50/60 Hz, 1 mn 2.5
kV
Isolation resistance @ 500 VDC
> 1000 MΩ
Output voltage @ ± I_PN, R_L = 10 kΩ, T_A = 25°C
±4
V
Output internal resistance
< 100
Ω
Load resistance
10
kΩ
Accuracy - Dynamic performance data
X
ε_L
V
OE
V_OH
V_OT
ε TC _G
t_r
Accuracy @ T = 25°C (without offset)
A
Linearity¹⁾ (0 .. ± I_PN)
Electrical offset voltage, T = 25°C
A
Hysteresis offset voltage @ I_P = 0;
after an excursion of 1 x I
PN
Thermal drift of V_OE NNC-10GFP
NNC-20..40GFP
Thermal drift of the gain (% of reading)
Response time @ 90% of I_P
<±1
<±1
<±30
% of I
PN
% of I_PN
mV
<±35
<±2
<±1
<±0.1
<7
mV
mV/K
mV/K
%/K
µs
General data
T_A
Ambient operating temperature
T_S
Ambient storage temperature
m
Mass
-10 .. +80 °C
-15 .. +85 °C
50
g
Features
• Hall effect measuring principle
• Galvanic isolation between primary
and secondary circuit
• Isolation voltage 2500V
• Low power consumption
•
Extended
measuring
range
(3
x
I)
PN
Advantages
• Small size and space saving
• Only one design for wide current
ratings range
• High immunity to external
interference.
Applications
• AC variable speed drives
• Battery supplied applications
• Uninterruptible Power Supplies
(UPS)
• DC motor drives
• Switched Mode Power
Supplies(SMPS)
• Power supplies for welding
applications
Notes : ¹⁾ Linearity data exclude the electrical offset.
LEM Components
050113/1
www.lem.com