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PDF CV3-500 Data sheet ( Hoja de datos )
| Número de pieza | CV3-500 | |
| Descripción | Voltage Transducer | |
| Fabricantes | LEM | |
| Logotipo |  |
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Voltage Transducer CV 3-500
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 = 350 V
Electrical data
VPN Primary nominal r.m.s. voltage
350 V
VP Primary voltage, measuring range
0 .. ± 500
V
VS Secondary analog voltage @ VP max
10 V
KN Conversion ratio
500 V / 10 V
RL Load resistance
≥ 1 kΩ
CL Capacitive loading
≤ 5 nF
VC Supply voltage (± 5 %)
± 15 V
IC Current consumption
32 + VS / R L m A
Vd R.m.s. voltage for AC isolation test, 50 Hz, 1 mn
6
kV
Ve R.m.s. voltage for partial discharge extinction @ 10 pC 2
kV
Accuracy - Dynamic performance data
X G Overall accuracy @ VP max
VO Offset voltage @ VP = 0
TA = 25°C
- 40°C .. + 85°C
TA = 25°C
- 40°C .. + 85°C
tr Response time 1) @ 90 % of VPN
dv/dt dv/dt accurately followed
f Frequency bandwidth (- 1 dB) @ VPN
General data
Typ Max
± 0.2 %
± 0.6 %
± 5.0 m V
± 13.0 m V
0.3
500
DC .. 300
µs
V/µ s
kHz
TA Ambient operating temperature
TS Ambient storage temperature
P Total primary power loss
R1 Primary resistance
m Mass
Standards 2)
- 40 .. + 85
- 45 .. + 90
3.1
40
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.
Notes : 1) With a dv/dt of 500 V/µs
2) A list of corresponding tests is available.
LEM Components
011107/8
www.lem.com
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| PDF Descargar | [ Datasheet CV3-500.PDF ] | |
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