LV25-1000 LEM, LV25-1000 Datasheet
LV25-1000
Manufacturer Part Number
LV25-1000
Description
Voltage Transducer LV 25-1000
Manufacturer
LEM
Datasheet
1.LV25-1000.pdf
(2 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LV25-1000
Manufacturer:
LEM
Quantity:
500
Voltage Transducer LV 25-1000
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).
V
V
I
R
I
K
V
I
V
X
I
I
t
T
T
N
P
R
R
m
Notes :
LEM Components
PN
SN
C
OT
O
r
C
A
S
PN
P
d
M
N
G
L
1
S
Electrical data
Accuracy - Dynamic performance data
General data
Primary nominal r.m.s. voltage
Primary voltage, measuring range
Primary nominal r.m.s. current
Measuring resistance
Secondary nominal r.m.s. current
Conversion ratio
Supply voltage (± 5 %)
Current consumption
R.m.s. voltage for AC isolation test
Overall Accuracy @ V
Linearity
Offset current @ I
Thermal drift of I
Response time @ 90 % of V
Ambient operating temperature
Ambient storage temperature
Turns ratio
Total primary power loss
Primary resistance @ T
Secondary coil resistance @ T
Mass
Standards
1)
2)
Between primary and secondary
A list of corresponding tests is available
with ± 12 V
with ± 15 V
2)
O
P
= 0, T
PN
A
, T
A
= 25°C
= 25°C
A
@ ±1000 V
@ ±1500 V
@ ±1000 V
@ ±1500 V
= 25°C
P max
A
= 70°C
1)
+ 25°C .. + 70°C
- 25°C .. + 25°C
, 50 Hz, 1 mn
max
max
max
max
100
100
± 0.10 ± 0.60
± 0.10 ± 0.60
1000
0 .. ± 1500
8
R
30
30
25
1000 V / 25 mA
± 12 .. 15
10
4.1
± 0.8
< 0.2
40
- 25 .. + 70
- 40 .. + 85
3100 : 1000
8
125
110
60
EN 50178
Typ
M min
(@ ± 15 V) +
± 0.15
Max
200
100
320
180
R
M max
I
S
mA
mA
mA
mA
mA
mA
k
kV
µs
°C
°C
%
%
W
V
V
V
g
V
Features
Advantages
Applications
Closed loop (compensated) voltage
transducer using the Hall effect
Transducer with insulated plastic
case recognized according to
UL 94-V0
Primary resistor R
mounted on printed circuit board
128 x 60 mm.
Excellent accuracy
Very good linearity
Low thermal drift
High immunity to external
interference.
AC variable speed drives and servo
motor drives
Static converters for DC motor drives
Uninterruptible Power Supplies
(UPS)
Power supplies for welding
applications.
PN
=
1000 V
1
and transducer
w w w .lem.com
980909/2
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LV25-1000 Summary of contents
Page 1
... Very good linearity Low thermal drift High immunity to external interference Applications mA AC variable speed drives and servo mA motor drives mA Static converters for DC motor drives µs Uninterruptible Power Supplies (UPS) Power supplies for welding applications. °C ° and transducer 1 980909 .lem.com ...
Page 2
... Terminal M : measure Terminal - : supply voltage - Mechanical characteristics General tolerance Fastening Connection of primary Connection of secondary LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. (in mm 0.0394 inch) Standard 00 or N° SP.. Remarks ± 0 positive when V ...