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PDF CV3-2000 Data sheet ( Hoja de datos )
| Número de pieza | CV3-2000 | |
| Descripción | Voltage Transducer | |
| Fabricantes | LEM | |
| Logotipo |  |
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Voltage Transducer CV 3-2000
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).
VPN = 1400 V
Electrical data
VPN Primary nominal r.m.s. voltage
1400
V
V Primary voltage, measuring range
P
0 .. ± 2000
V
VS Secondary analog voltage @ VP max
10 V
K Conversion ratio
N
2000 V / 10 V
R L Load resistance
≥ 1 kΩ
C Capacitive loading
L
≤ 5 nF
VC Supply voltage (± 5 %)
± 15
V
I Current consumption
C
32 + V / R mA
SL
Vd R.m.s. voltage for AC isolation test, 50 Hz, 1 mn
6
kV
V R.m.s. voltage for partial discharge extinction @ 10 pC 2
e
kV
Accuracy - Dynamic performance data
X Overall accuracy @ V
G P max
V Offset voltage @ V = 0
OP
T = 25°C
A
- 40°C .. + 85°C
T = 25°C
A
- 40°C .. + 85°C
t Response time 1) @ 90 % of V
r P max
dv/dt dv/dt accurately followed
f Frequency bandwidth (- 1 dB) @ 25 % of V
PN
General data
Typ Max
± 0.2 %
± 0.6 %
± 5.0 mV
± 13.0 mV
0.4
900
DC .. 300
µs
V/µs
kHz
TA Ambient operating temperature
TS Ambient storage temperature
P Total primary power loss
R Primary resistance
1
m Mass
Standards 2)
- 40 .. + 85
- 45 .. + 90
3.1
640
560
EN 50155
°C
°C
W
kΩ
g
Features
• Closed loop (compensated) voltage
transducer
• Insulated plastic case recognized
according to UL 94-V0
• Patent pending.
Advantages
• Excellent accuracy
• Very good linearity
• Low thermal drift
• Low response time
• High bandwidth
• High immunity to external
interference
• Low disturbance in common mode.
Applications
• AC variable speed drives and servo
motor drives
• Static converters for DC motor drives
• Uninterruptible Power Supplies
(UPS)
• Power supplies for welding
applications
• Railway overhead line voltage
measurement.
Notes : 1) With a dv/dt of 900 V/µs
2) A list of corresponding tests is available
LEM Components
030129/8
www.lem.com
1 page | ||
| Páginas | Total 2 Páginas | |
| PDF Descargar | [ Datasheet CV3-2000.PDF ] | |
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