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LAH25-NP PDF预览

LAH25-NP

更新时间: 2024-10-18 22:18:35
品牌 Logo 应用领域
莱姆 - LEM 传感器
页数 文件大小 规格书
2页 225K
描述
Current Transducer LAH 25-NP

LAH25-NP 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Contact Manufacturer包装说明:ROHS COMPLIANT, PLASTIC PACKAGE
Reach Compliance Code:compliant风险等级:5.72
其他特性:IT ALSO HAVE -15 V, PLUS OR MINUS 12 V SUPPLY VOLTAGE; RESISTANCE CAN ALSO BE 394 OHM主体宽度:14.93 mm
主体高度:21 mm主体长度或直径:33.3 mm
外壳:PLASTIC安装特点:THROUGH HOLE MOUNT
最高工作温度:85 °C最低工作温度:-25 °C
输出类型:CURRENT OUTPUT封装形状/形式:RECTANGULAR
电阻:259 Ω传感器/换能器类型:MAGNETIC FIELD SENSOR,HALL EFFECT
最大供电电压:15.75 V最小供电电压:14.25 V
表面贴装:NO端接类型:SOLDER
Base Number Matches:1

LAH25-NP 数据手册

 浏览型号LAH25-NP的Datasheet PDF文件第2页 
Current Transducer LAH 25-NP  
IPN = 8-12-25 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  
RM  
Primary nominal r.m.s. current  
Primary current, measuring range  
Measuring resistance @  
25  
0 .. 55  
TA = 70°C  
RM min RMmax RM min RMmax  
At  
At  
Features  
1)  
TA = 85°C  
· Closed loop (compensated) multi-  
range current transducer using the  
Hall effect  
· Printed circuit board mounting  
· Insulated plastic case recognized  
according to UL 94-V0.  
with ± 12 V  
with ± 15 V  
@ IPN [± At DC  
@ IPN [At RMS  
@ IPN [± At DC  
]
0
0
257  
155  
0
0
252  
150  
W
W
W
W
2)  
]
]
2)  
67 371 70 366  
67 236 70 231  
@ IPN [At RMS  
@ IP < IPN  
]
3)  
Advantages  
ISN  
KN  
VC  
IC  
Vd  
Vb  
Secondary nominal r.m.s. current  
Conversion ratio  
Supply voltage (± 5 %)  
Current consumption  
R.m.s. voltage for AC isolation test, 50/60 Hz, 1 mn  
R.m.s. rated voltage 4)  
25  
mA  
V
1 - 2 - 3 : 1000  
± 12 .. 15  
10 (@ ± 15V) + IS mA  
5
600  
· Excellent accuracy  
· Very good linearity  
· Low temperature drift  
· Optimized response time  
· Wide frequency bandwidth  
· No insertion losses  
· High immunity to external  
interference  
kV  
V
Accuracy - Dynamic performance data  
X
Accuracy5) @ IPN, TA = 25°C  
Linearity  
± 0.3  
< 0.2  
%
%
· Current overload capability.  
e
L
Typ Max  
Applications  
IO  
Offset current @ TA = 25°C  
± 0.15 mA  
IOM  
IOT  
Residual current@ IP = 0, after an overload of 5 x IPN ± 0.20 ± 0.25 mA  
· AC variable speed drives and servo  
motor drives  
· Static converters for DC motor drives  
· Battery supplied applications  
· Uninterruptible Power Supplies  
(UPS)  
Thermal drift of IO  
0°C .. + 70°C  
- 25°C .. + 85°C  
± 0.10 ± 0.60 mA  
± 0.10 ± 0.70 mA  
tr a  
tr  
Reaction time @ 10 % of IPN  
Response time 6) @ 90 % of IPN  
< 200  
< 500  
ns  
ns  
di/dt di/dt accurately followed  
f
> 200  
DC .. 200  
A/µs  
kHz  
Frequency bandwidth (- 1 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  
- 25 .. + 85  
- 40 .. + 90  
99  
104  
20  
°C  
°C  
W
W
g
@ TA = 70°C  
@ TA = 85°C  
m
Mass  
Standards  
7)  
EN 50178  
Notes : 1)During 10 s, with RM £ 109 W (VC = ± 15 V) - 2) 50 Hz Sinusoidal -  
3) The measuring resistance RM min may be lower (see "LAH Technical Informa-  
tion" leaflet) - 4) Pollution class 2, cat. III - 5) Without IO & IOM - 6) With a di/dt of  
100 A/µs - 7) A list of corresponding tests is available.  
010822/3  
LEM Components  
www.lem.com  

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