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Reactive Power ( Var ) Transducer0 pages
Reactive Power (Var) Transducer
ATX-
VR1 VR2
VR3 VR4
Model
ATX
Fund ion | |
VR] | Single Phase 2 Wire (1 2W ) |
VR2 | Single Phase 3 Wire ( 1 3W ) |
VR3 | Three Phase 3 Wire ( 3 3W ) |
VR4 | Three Phase 4 Wire (3 4W ) |
1 2W | 3 3W | i 4\V | ||
1 | AC UOV/ 1A | llOVar | 190 Var | 330var |
2 | AC 110V/5A | 550Var | 952Var | 1650Var |
3 | AC 220V / 1A | 220Var | 381 Var | 660Var |
4 | AC 220V / 5A | UOOVar | 1905Var | 3300Var |
5 | AC 380V / 1A | 380Var | 658Var | H40Var |
6 | AC 380V / 5A | 1900Var | 3290Var | 5700Var |
S | Specified | |||
DC Oulpul | Load Impedance | ||
I 2 3 4 5 | DC 1 - 5 V DC 0 - 10 V DC 10 V DC 5 V DC 1 V | > 2.5 K > 5K > 2.5 K > 500 > 100K > 100K | |
A B C D E | DC 4 - 20 mA DC 0 - 20 mA DC 0 10 mA DC 0 5 mA DC 0 1mA | ||
S | Specified | ||
Power
AC 110V/220V 10% 50 / 60 Hz | |
3 | DC 24 V 10% |
4 | AC 24V 10% 50/60 Hz |
S | Specified |
Relation between I/P& O/P
Output (mA)
20
12
Output (V)
+5
-5
lOOOVar
(Lead)
0
Input
1000Var
■I 000Var
(Lead)
0
Input
lOOOVar
(Lag)
Features
♦ Designed by the principle of time-division multiplier
♦ DIN rail mounting and wall mounting
♦ Accurate and low cost
♦ Led indication for auxiliary power
Applications
Monitoring of reactive power (Var)
Specifications
♦ Accuracy 0.25% FS. (at 23 )
♦ Response Time 0.4 sec ( 0 - 90% )
♦ Output Ripple 0.5% (P-P)
♦ Range of Input 45 Hz ~ 65 Hz
0 -120% Rated Current, 0 - 120% Rated Voltage
♦ Input Burden Voltage Side 0.22 VA/Phase
Current Side 0.3 VA/ Phase
♦ Permissible I/P Overload 200% x Rated Voltage for 5 Sec
1000% x Rated Current for 5 Sec
♦ Temp. Coefficient 0.02% FS/
♦ Operating Temp. -5 ~ +55
♦ Operating Humility 0-90% RH
♦ Insulation Resistance
100 M with 500 VDC (Input to Output to Power )
♦ Dielectric Strength I EC 688
AC 2000V 50/60Hz,l Min. (Input to Output to Power)
AC 2800V 50/60HzJ Min. (Input, Output, Power) to Case
♦ Material of Case ABS
♦ Impulse Surge Common Mode & Differential Mode
1EC255-4,ANS1 C37.90a 5KV ( 1.2x50 as )
♦ Housing Materia] ABS
♦ Dimensions W96 x H86 x D118 mm
♦ Mounting DIN Rail Mounting or Wall Mounting
♦ Zero - Span Adjustment 10% FS.
♦ Power Consumption 5 VA
Calculation of Input Power Range
Standard Watt)
10% = Actual Measuring Range
( PT Ratio ) * ( CT Ratio)
"
