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LA205-S_02 PDF预览

LA205-S_02

更新时间： 2024-02-09 18:55:53
品牌 Logo 应用领域
莱姆 - LEM 传感器
页数 文件大小 规格书
2页 63K
描述
Current Transducer

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中文翻译

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LA205-S_02 数据手册

 浏览型号LA205-S_02的Datasheet PDF文件第2页 
Current Transducer LA 205-S  
IPN = 200 A  
For the electronic measurement of currents : DC, AC, pulsed...,  
with a galvanic isolation between the primary circuit (high power)  
and the secondary circuit (electronic circuit).  
Electrical data  
IPN  
IP  
Primary nominal r.m.s. current  
200  
0 .. ± 300  
600  
A
A
A
Features  
Primary current, measuring range  
1)  
ÎP max Measuring overload  
RM  
· Closed loop (compensated) current  
transducer using the Hall effect  
· Insulated plastic case recognized  
according to UL 94-V0  
Measuring resistance @  
TA = 70°C  
RM minRM max RM minRM max  
TA = 85°C  
with ± 12 V  
with ± 15 V  
@ ± 200 A max  
@ ± 300 A max  
@ ± 200 A max  
@ ± 300 A max  
0
0
5
5
68  
33  
95  
50  
0
0
5
5
66  
30  
93  
49  
W
W
W
W
· Patent pending.  
Advantages  
ISN  
KN  
VC  
IC  
Secondary nominal r.m.s. current  
Conversion ratio  
Supply voltage (± 5 %)  
Current consumption  
R.m.s rated voltage 2), safe separation  
basic isolation  
100  
1 : 2000  
± 12 .. 15  
20 (@ ±15 V) + IS mA  
1625  
3250  
mA  
· Excellent accuracy  
· Very good linearity  
V
· Low temperature drift  
· Optimized response time  
· Wide frequency bandwidth  
· No insertion losses  
· High immunity to external  
interference  
Vb  
V
V
Accuracy - Dynamic performance data  
· Current overload capability.  
X
Overall accuracy @ IPN , TA = 25°C  
Linearity  
± 0.8  
< 0.1  
%
%
eG  
L
Applications  
Typ Max  
IO  
IOM  
IOT  
Offset current @ IP = 0, TA = 25°C  
± 0.15 mA  
± 0.50 mA  
± 0.15 ± 0.30 mA  
· AC variable speed drives and servo  
motor drives  
· Static converters for DC motor drives  
· Battery supplied applications  
· Uninterruptible Power Supplies  
(UPS)  
Residual current 3) @ IP = 0, after an overload of 3 x IPN  
Thermal drift of IO  
- 10°C .. + 85°C  
tra  
tr  
Reaction time @ 10 % of IPN  
Response time 4) @ 90 % of IPN  
< 500  
< 1  
ns  
µs  
di/dt di/dt accurately followed  
f
> 100  
DC .. 100  
A/µs  
kHz  
Frequency bandwidth (- 3 dB)  
· Switched Mode Power Supplies  
(SMPS)  
General data  
· Power supplies for welding  
applications.  
TA  
TS  
RS  
Ambient operating temperature  
Ambient storage temperature  
Secondary coil resistance @  
- 10 .. + 85  
- 40 .. + 90  
35  
37  
110  
°C  
°C  
W
W
g
TA = 70°C  
TA = 85°C  
m
Mass  
Standards 5)  
EN 50178  
1)  
Notes : 3 mn/hour @ VC = ± 15 V, R M = 5 W  
2)  
Pollution class nr 2. With a non insulated primary bar which fills the  
through-hole  
The result of the coercive field of the magnetic circuit  
With a di/dt of 100 A/µs  
3)  
4)  
5)  
020711/6  
A list of corresponding tests is available  
LEM Components  
www.lem.com  
12

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