CV3-1000 Datasheet, PDF (1/3 Pages) LEM – Voltage Transducer

Voltage Transducer CV 3-1000
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_PN = 700 V
Electrical data
V_PN Primary nominal r.m.s. voltage
V
Primary voltage, measuring range
P
V_S
Secondary Analog voltage @ V_{P max}
K
Conversion ratio
N
R _L Load resistance
C
Capacitive loading
L
V_C Supply voltage (± 5 %)
I
Current consumption
C
Accuracy - Dynamic performance data
X_G
Overall accuracy @ V_{P max}
V
Offset voltage @ V = 0
O
P
T_A = 25°C
- 40°C .. + 85°C
T = 25°C
A
- 40°C .. + 85°C
t_r
Response time ¹⁾ @ 90 % of V_PN
dv/dt dv/dt accurately followed
f
Frequency bandwidth (- 1 dB) @ 50 % of V_PN
General data
T_A
Ambient operating temperature
T
Ambient storage temperature
S
P
Total primary power loss
R ₁ Primary resistance
m
Mass
Standards
700
V
0 .. ± 1000
V
10
V
1000 V / 10 V
≥1
kΩ
≤5
nF
± 15
V
32 + V / R mA
SL
Max
± 0.2 %
± 0.6 %
± 5 mV
± 13 mV
0.3
800
DC .. 500
µs
V/µs
kHz
- 40 .. + 85
°C
- 45 .. + 90
°C
3.1
W
160
kΩ
560
g
EN 50155 : 1995
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
• Single or three phases inverter
• Propulsion and braking chopper
• Propulsion converter
• Auxiliary converter
• Battery charger.
Application Domain
• Traction.
Note : ¹⁾ With a dv/dt of 800 V/µs
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
LEM Components
050805/8
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