52
IM 77C01E31-01EN
SFLC-212-181
52
6. Specification
6.1 Specification and intrinsic error
Input circuit
Input
3
-phase
3
-wire
Single-
phase 2
-wire
AC110V,
220V
common use. AC5A 50
/60Hz
Single-
phase 3
-wire
AC100-
200V
(
17
),
AC5A 50/60Hz
Note (
17
) The rated voltage of each phase and W phase is 100V. However, the full scale of a bar gr
aph is 300V.
Measurement
item
Measurement range
/
Display specification
Intrinsic error (
18
)
Maximum
measure-
ment
Minimum
measure-
ment
Notes
Digital
display
Communication
output
Voltage
AC150V to 750kV
±
0.5%
±
0.5%
✓
✓
UV-VW-WU line change
(
19
)
Current
Maximum demand, Demand, Instant
AC5A to
30kA
±
0.5%
±
0.5%
✓
✓
U-V-W phase change
(
20
)
Apart from a
measurement range,
range setting of a display
and an output is possible.
Active power
Maximum demand, Demand, Instant
150W to 1
2
00MW (Range select)
In voltage and current range.
One-way deflection or both
deflection can be setting.
±
0.5%
±
0.5%
✓
✓
Reactive
power
LEAD, LAG 150var to 1
2
00Mvar
(Range select)
In voltage and current range.
±
0.5%
±
0.5%
✓
✓
Power factor
LEAD 0.500 to 1.000 to LAG 0.500 or
LEAD 0.000 to 1.000 to LAG 0.000
Range select
±2
.0%
±2.0
%
✓
✓
In case input is below
20
% of voltage range or
below
2
% of current
range: cos
φ
=1. (Output is
cos
φ
=1 equivalence.)
Frequency
45 to 55Hz or
55 to 65Hz or
45 to 65Hz
Range select
±
0.5%
±
0.5%
✓
✓
0.0Hz in case input is
bel
ow 20
% of voltage
range. Output is a lower
limit value. (Lower limit
value -1%
: % for output span)
Measurement
item
Measurement range
/
Display specification
Intrinsic error (
18
)
Maximum
measure-
ment
Minimum
measure-
ment
Notes
Digital
display
Pulse output
Watt-hour
Display: Integer, 5 digit.
Multiplier: Integral number time of 10.
E
xpansion display is possible to the 3rd
place below a decimal point.
Electric power is integrated. (Power
receiving, Power transmission)
Power factor
1:
±2.0
%
Power factor
0.5:
±2.5
%
Power factor
1:
±2
.0%
Power factor
0.5:
±2.5
%
Conformity with normal
watt-hour meter.
Setting range of pulse
output unit (kWh/pulse)
is referred to “6.
3
Input/output functions
”.
var-hour
Display: Integer, 5 digit.
Multiplier: Integral number time of 10.
Expansion display is possi
ble to the 3rd
place below a decimal point.
Integrating reactive power of power
receiving. (LAG
･
LEAD)
Integrating reactive power of power
transmission. (LAG
･
LEAD)
Power factor
0:
±2.
5%
Power factor
0.87
:
±2.5
%
Power factor
0:
±2.
5%
Power factor
0.87
:
±2.5
%
Setting range of pulse
output unit (kvar
h/pulse) is
referred to “6.
3 Input/output
functions”.
Note (
18
) If this unit directly measures an inverter output of cycle control, SCR phase angle control or PWM control, an error may
increase due to its operation principle.
Note (
19
) Single-
phase 3
-wire (U-W-N): UN-WN-UW, Single-
phase 3
-wire (U-V-N): UN-VN-UV, Single-
phase 3
-wire (V-W-N)
: VN-WN-VW, Single-
phase 2
-wire: With no phase display.
Note (
20
) Single-ph
ase 3
-wire (U-W-N): U-W-N, Single-
phase 3
-wire (U-V-N): U-V-N, Single-
phase 3
-wire (V-W-N):
V-W-N, Single-
phase 2
-wire: With no phase display.
Note (
21
) It can usually check the maximum value and the minimum value by M
AX/MIN switch operation from a display.
