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LV25-1000 PDF预览

LV25-1000

更新时间: 2024-02-06 11:17:10
品牌 Logo 应用领域
莱姆 - LEM 传感器
页数 文件大小 规格书
2页 77K
描述
Voltage Transducer LV 25-1000

LV25-1000 数据手册

 浏览型号LV25-1000的Datasheet PDF文件第2页 
Voltage Transducer LV 25-1000  
VPN = 1000 V  
For the electronic measurement of voltages : DC, AC, pulsed...,  
with a galvanic isolation between the primary circuit (high voltage)  
and the secondary circuit (electronic circuit).  
Electrical data  
VPN  
VP  
IPN  
Primary nominal r.m.s. voltage  
Primary voltage, measuring range  
Primary nominal r.m.s. current  
Measuring resistance  
1000  
0 .. ± 1500  
8
V
V
mA  
Features  
· Closed loop (compensated) voltage  
transducer using the Hall effect  
· Transducer with insulated plastic  
case recognized according to  
UL 94-V0  
· Primary resistor R 1 and transducer  
mounted on printed circuit board  
128 x 60 mm.  
RM  
RM min  
RMmax  
with ± 12 V  
@ ±1000 Vmax  
30  
30  
100  
100  
200  
100  
320  
180  
W
W
W
W
@ ±1500 Vmax  
@ ±1000 Vmax  
@ ±1500 Vmax  
with ± 15 V  
ISN  
KN  
VC  
IC  
Secondary nominal r.m.s. current  
Conversion ratio  
Supply voltage (± 5 %)  
Current consumption  
R.m.s. voltage for AC isolation test 1), 50 Hz, 1 mn  
25  
mA  
1000 V / 25 mA  
± 12 .. 15  
10 (@±15V)+IS mA  
V
Advantages  
Vd  
4.1  
kV  
· Excellent accuracy  
· Very good linearity  
· Low thermal drift  
· High immunity to external  
interference.  
Accuracy - Dynamic performance data  
XG  
Overall Accuracy @ VPN , TA = 25°C  
Linearity  
± 0.8  
< 0.2  
%
%
e
L
Applications  
Typ  
Max  
± 0.15 mA  
IO  
IOT  
Offset current @ IP = 0, TA = 25°C  
Thermal drift of IO  
· AC variable speed drives and servo  
motor drives  
· Static converters for DC motor drives  
· Uninterruptible Power Supplies  
(UPS)  
- 25°C .. + 25°C  
+ 25°C .. + 70°C  
± 0.10 ± 0.60 mA  
± 0.10 ± 0.60 mA  
tr  
Response time @ 90 % of VP max  
40  
µs  
· Power supplies for welding  
applications.  
General data  
TA  
TS  
N
Ambient operating temperature  
Ambient storage temperature  
Turns ratio  
Total primary power loss  
Primary resistance @ TA = 25°C  
- 25 .. + 70  
- 40 .. + 85  
3100 : 1000  
8
125  
110  
°C  
°C  
P
W
kW  
W
R1  
RS  
m
Secondary coil resistance @ TA = 70°C  
Mass  
Standards  
60  
g
2)  
EN 50178  
1)  
Notes : Between primary and secondary  
2)  
A list of corresponding tests is available  
980909/2  
LEM Components  
www.lem.com  

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