LEM DCVT-25V10 Voltage transducer dcvt-25v10 Datasheet

Voltage Transducer DCVT-25V10
VPN =
25 V
For the electronic measurement of voltages : DC with a galvanic
isolation between the primary circuit and the secondary circuit.
Preliminary
Electrical data
VPN
VP
Vout
RIN
KN
Vd
Primary nominal r.m.s. voltage
Primary voltage, measuring range
Output voltage @ VPN
Input Load resistance1)
Conversion ratio
R.m.s. voltage for AC isolation test, 50 Hz, 1 mn
(between primary and measuring circut)
25
+ 1.6 .. + 35
10
V
V
V
RIN=62(VIN(max)-26.6)Ω
Features
• RCC voltage transducer
• Compact panel Mount type
25 : 10
5.4
kV
Remarks
• When sensing voltages, the range of
the sensed voltage can be adjusted
by adding an external input resistor
on the input side.
Accuracy - Dynamic performance data
XG
Overall accuracy @ VPN TA = 25°C
Output ripple voltage @ VPN
Thermal drift of VOUT
Response time @ 90 % of VPN
TCVOUT
tr
± 1.5
± 50
± 0.1
150
%
mV
%/K
µs
General data
TA
TS
m
Ambient operating temperature
Ambient storage temperature
Mass
- 10 .. + 80
- 15 .. + 80
210
°C
°C
g
Advantages
•
•
•
•
•
No external power supply is required
Good overall accuracy
Excellent linearity
Low temperature drift
Fast response time
Applications
Notes :
1)
RIN is not needed whenVP is less than 26.6V.
Power rating of R IN should be more than 0.02 x VIN(max) W
• DC variable inverter
• Railway overhead line voltage
measurement
• Uninterruptible Power Supplies
(UPS)
• Battery supplied application
040302/2
www.nanalem.co.jp
Dimensions DCVT-25V10 (Unit: mm)
90
81
62
28±2
14±2
7
7
Terminal Identification
-Vin
1:.....+Vin
5
3
3:.....-Vin
+Vin
40
2
2:.......NC
20
4
10
1
-Vout
4:....+Vout
6
4:....Ground
GIN
6:.....-Vout
+Vout
Terminal Block
14±2
19
30
13
19
Vout
DCVT
5
18
50
68± 2
25V10
40
Rin
J1
J2
1
4
Vin1:Sensed Voltage
Vin2:Normal Input Voltage
Vin1
Vin2
2
Rout
1 K
5
Vout
Vout:Output Voltage
Rin:External Input Resistance to be added
3
6
NANALEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
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